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The University Of Tokyo patents


Recent patent applications related to The University Of Tokyo. The University Of Tokyo is listed as an Agent/Assignee. Note: The University Of Tokyo may have other listings under different names/spellings. We're not affiliated with The University Of Tokyo, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "T" | The University Of Tokyo-related inventors


 new patent  Photocatalyst electrode for oxygen generation and module

Provided are a photocatalyst electrode for oxygen generation exhibiting a satisfactory onset potential, and a module including this photocatalyst electrode. The photocatalyst electrode for oxygen generation includes a current collector layer; a photocatalyst on the current collector layer; and a promoter supported on at least a portion of the photocatalyst, in which the promoter contains a first metal oxide having an oxygen generation overvoltage of 0.4 v or lower, and a second metal oxide having an oxygen generation overvoltage of higher than 0.4 v.. ... The University Of Tokyo

Drug delivery carrier, and composition containing same

The present invention provides a carrier containing a first block copolymer and a second block copolymer, wherein the first block copolymer is a block copolymer of a first non-charged segment and a first complex-forming segment, at least some proportion of said first block copolymer is modified by a first molecule, the second block copolymer is a block copolymer of a second non-charged segment and a second complex-forming segment, and wherein at least some proportion of said second block copolymer is modified by a second molecule, said first molecule is a glut1 ligand, and said second molecule is different from the first molecule.. . ... The University Of Tokyo

Image projection device

An image projection device includes: a first mirror oscillating to scan an image light beam forming an image projected onto a retina of a user; a light source emitting the image light beam and a detection light beam to the first mirror at different timings; a second mirror having a first region reflecting-the image light beam reflected by the first mirror to the retina and a second region reflecting the detection light beam reflected by the first mirror in a direction different from a direction in which the image light beam is reflected, and scanning neither the image light beam nor the detection light beam reflected by the first mirror; a detector detecting the detection light beam reflected by the second region; and a controller adjusting oscillation of the first mirror and an emission timing of the image light beam based on a detection result by the detector.. . ... The University Of Tokyo

Traveling vehicle and method of controlling the traveling vehicle

When a vehicle body is on board an escalator, a control device makes an ejection determination by use of an external sensor. The control device makes an ejection determination by use of front-wheel rotation sensors. ... The University Of Tokyo

Adjuvant for vaccines, vaccine, and immunity induction method

The present invention provides an adjuvant for vaccine including a dectin-1 ligand and a tlr agonist, a vaccine including the adjuvant for vaccine and at least one antigen, and the like.. . ... The University Of Tokyo

Method for producing blood chimeric animal

The present invention discloses a novel means capable of producing a blood chimeric animal in which a state of retaining blood cells originating in a heterologous animal, such as a human, at a high percentage is sustained for a long period of time, even in cases where a medium to large domestic animal is used as a recipient. The method for producing a non-human animal that retains blood cells originating in a heterologous animal, according to the present invention, comprises transplanting hematopoietic cells of a heterologous animal into a non-human animal, in which hematopoietic cells the function of a gene that acts on the hematopoietic system is modified. ... The University Of Tokyo

Detector

A detector includes an active layer containing a quantum well or quantum dots and the detector can shift a detection wavelength by applying a voltage to the active layer. The detector has a reference wavelength to be referred to as a criterion for calibration or correction of the detection wavelength within a range in which the detection wavelength is shifted. ... The University Of Tokyo

Image projection device

An image projection device includes: one light source unit emitting an image light beam, which forms an image, of visible light and a checking light beam of visible light; an optical system projecting the image light beam emitted from the one light source unit onto a first surface region of an eye of a user to project the image light beam onto a retina of the user, and projecting the checking light beam emitted from the one light source unit onto a second surface region, which is distant from the first surface region, of the eye of the user; a light detector detecting a reflected light that is the checking light beam reflected by the eye of the user; and a controller controlling at least one of the one light source unit and the optical system based on a detection result of the reflected light by the light detector.. . ... The University Of Tokyo

Organic thin film transistor, method of manufacturing organic thin film transistor, organic thin film transistor material, organic thin film transistor composition, organic semiconductor film, and compound

. . . . An object of the present invention is to provide an organic thin film transistor having excellent carrier mobility and excellent atmospheric stability, a novel compound, an organic thin film transistor material, an organic semiconductor film, an organic thin film transistor composition, and a method of manufacturing an organic thin film transistor using this. The organic thin film transistor according to the present invention has an organic semiconductor film containing a compound represented by formula (1) or (2).. ... The University Of Tokyo

Streakline visualization apparatus and method

A streakline visualization apparatus sets a partial region including a discrete point at a first position on a first streakline in an analysis space as an analysis target region of the discrete point. Based on a velocity of fluid in the analysis target region indicated by fluid information, the apparatus calculates a second position indicating a destination of a particle on the discrete point at a second analysis time point. ... The University Of Tokyo

Organic thin film transistor, method of manufacturing organic thin film transistor, organic thin film transistor material, organic thin film transistor composition, organic semiconductor film, and compound

An object of the present invention is to provide an organic thin film transistor that has an organic semiconductor film manufactured by using a compound having excellent solubility to an organic solvent and that has excellent carrier mobility, a novel compound, an organic thin film transistor material, an organic semiconductor film, an organic thin film transistor composition, and a method of manufacturing an organic thin film transistor using this. The organic thin film transistor according to the present invention has an organic semiconductor film containing a compound represented by formula (1).. ... The University Of Tokyo

Composition for inducing proliferation or accumulation of regulatory t cells

It was found that bacteria belonging to the genus clostridium induce accumulation of regulatory t cells (treg cells) in the colon. Moreover, the present inventors found that regulatory t cells (treg cells) induced by from these bacteria suppressed proliferation of effector t-cells. ... The University Of Tokyo

Unit structure-type pharmaceutical composition for nucleic acid delivery

A unit structure consists of a single nucleic acid having a length of 10 to 30 bases, and a single block copolymer having a cationic polyamino acid segment and a hydrophilic polymer chain segment. In this unit structure: (i) a difference between a total of positive charges derived from cationic groups of the cationic polyamino acid segment and a total of negative charges derived from the nucleic acid in the unit structure falls within a range of ±10% of the total of the negative charges derived from the nucleic acid, (ii) the hydrophilic polymer chain segment comprises polyethylene glycol, (iii) the polyethylene glycol has a radius of inertia (rg) equal to or longer than the length of the nucleic acid, and (iv) the cationic polyamino acid segment is bound to the nucleic acid via electrostatic bonds.. ... The University Of Tokyo

Streakline visualization apparatus and method

In a streakline visualization apparatus, a processing unit calculates, by using an expression including a correction value for correcting an error attributable to accelerated motion of a plurality of grid points represented by position information, time differential values of velocities of fluid on the plurality of grid points at each of the plurality of first time points. The processing unit calculates, based on the velocities and the time differential values of the velocities of the fluid on the plurality of grid points at each of the plurality of first time points, positions of a series of a plurality of particles sequentially outputted from a particle generation source as analysis time progresses at each of a plurality of second time points having a second time interval shorter than the first time interval. ... The University Of Tokyo

06/07/18 / #20180153393

Visual field testing device

A probability distribution of visual sensitivities at each visual target presentation position of the subject is inferred on the basis of the test result information which is visual sensitivity information at each of the visual target presentation positions obtained through the tests performed in the past. Input of visual sensitivity information of the subject at at least one presentation position among the plurality of visual target presentation positions is received. ... The University Of Tokyo

05/31/18 / #20180150241

Computer system and storage device activation control method

Since storage devices are activated in the issuance order of i/o commands, the time required for processing of a plurality of i/o commands based on one or more i/o requests may become long. When issuance destinations of two or more i/o commands are two or more storage devices in a non-activated state from among a plurality of storage devices, a computer system determines an activation order of the two or more storage devices on the basis of two or more i/o quantities which respectively correspond to the two or more storage devices. ... The University Of Tokyo

05/31/18 / #20180147242

Hepatocytes and hepatic non-parenchymal cells, and methods for preparation thereof

The present invention pertains to hepatocytes, liver progenitor cells, cholangiocytes, liver sinusoidal endothelial progenitor cells, liver sinusoidal endothelial cells, hepatic stellate progenitor cells, hepatic stellate cells, and liver cellular tissue models, as well as to methods for preparing these cells. The present invention also pertains to a cell fraction comprising liver progenitor cells, liver sinusoidal endothelial progenitor cells, or hepatic stellate progenitor cells. ... The University Of Tokyo

05/31/18 / #20180146907

Index deriving device, wearable device, and mobile device

A subject performs a sit-to-stand operation while wearing a device (su) that contains an acceleration sensor (11) on the front of the chest. The present invention derives a muscular strength index representing the muscular strength of a human body by obtaining maximum acceleration value data from a signal expressing the size of an acceleration vector comprising a tri-axial component in detected acceleration, and using the maximum acceleration value data and the muscle mass or body fat mass of the subject. ... The University Of Tokyo

05/24/18 / #20180145266

Organic semiconductor element

An organic semiconductor element functions as a strain sensor, and includes a substrate and an organic semiconductor layer formed on the substrate as a single-crystal thin film of an organic semiconductor that is a polycyclic aromatic compound with four or more rings or a polycyclic compound with four or more rings including one or a plurality of unsaturated five-membered heterocyclic compounds and a plurality of benzene rings. Since the organic semiconductor layer is formed as the single-crystal thin film, an identical crystal structure is obtained regardless of formation technique. ... The University Of Tokyo

05/24/18 / #20180143530

Mold, method of producing mold, production apparatus, and method of manufacturing semiconductor device

A edge electrode mold according to an embodiment includes a base having a first main surface and one or more protruding structures disposed on the first main surface. The protruding structures include a protrusion projecting from the first main surface of the base, an edge electrode disposed at the protrusion, a no an electrolytic hydrophobic film having electrolytic property and hydrophobicity disposed on the upper end surface of a protruding shape including the protrusion and the edge electrode.. ... The University Of Tokyo

05/24/18 / #20180140680

Nanoreactor using polyion complex polymersomes, and method for producing same

The present invention provides a nanoreactor (nano size reaction field) using a polyion complex polymersome and a method for producing the nanoreactor. The present invention provides a polyion complex polymersome encapsulating e.g., an enzyme, in which the enzyme is an enzyme acting on a substance passing through a membrane of the polyion complex polymersome, as a substrate.. ... The University Of Tokyo

05/17/18 / #20180136241

Method for examining food allergy and examination kit

An object of the present invention is to provide an examination method for simply and properly evaluating the risk of developing food allergy and seriousness of the symptoms of allergy. The present invention provides a method for examining food allergy in a subject, including a step of measuring urinary tetranor-pgdm amount of the subject.. ... The University Of Tokyo

05/17/18 / #20180133893

Sample treatment system

A sample treatment system includes a robot that includes a main body with a plurality of arms and a plurality of hand tools to be detachably attached to the plurality of arms, and a treatment instrument for treating a sample is disposed within the reach of the hand tools attached to the plurality of arms. The robot selects and puts on suitable hand tools according to a treatment to be performed on a sample to treat the sample.. ... The University Of Tokyo

05/10/18 / #20180127301

Glass material production method

The development of cracks or breakage in a glass material during production of the glass material by a containerless levitation technique is reduced. A glass material is obtained by heating a levitated block 12 of glass raw material to melting by irradiation of the block 12 of glass raw material with laser light to thus obtain a molten glass and then cooling the molten glass. ... The University Of Tokyo

05/03/18 / #20180118943

Ph sensitive fluorescent probe

Fluorescent probes and their salts have high fluorescence quantum yield and high resistance to photobleaching suitable for visualizing various ph environments within cells such as weakly basic, neutral, and weakly acidic environments. The fluorescent probes can have the following structure:. ... The University Of Tokyo

04/05/18 / #20180096694

Linear predictive coding apparatus, linear predictive decoding apparatus, and methods, programs and recording medium therefor

A linear predictive coding apparatus includes: a linear predictive analysis part performing linear predictive analysis using a pseudo correlation function signal sequence obtained by performing inverse fourier transform regarding the η1-th power of absolute values of the frequency domain sample sequence corresponding to the time-series signal as a power spectrum to obtain coefficients transformable to linear predictive coefficients; an adaptation part adapting values η for a plurality of plural candidates for coefficients transformable to linear predictive coefficients stored in a code book in a code book storing part and the coefficients transformable to linear predictive coefficients obtained by the linear predictive analysis part; and a coding part obtaining a linear predictive coefficient code corresponding to the coefficients transformable to linear predictive coefficients, using the plurality of candidates for coefficients transformable to linear predictive coefficients and the coefficients transformable to linear predictive coefficients for which the values of η have been adapted.. . ... The University Of Tokyo

03/29/18 / #20180090155

Matching device, judgment device, and method, program, and recording medium therefor

A matching device includes a matching unit that judges, based on a first sequence of parameters η corresponding to each of at least one time-series signal of a predetermined time length which makes up a first signal and a second sequence of the parameters η corresponding to each of at least one time-series signal of the predetermined time length which makes up a second signal, the degree of match between the first signal and the second signal and/or whether or not the first signal and the second signal match with each other.. . ... The University Of Tokyo

03/29/18 / #20180085385

Glucose-sensitive cell protecting agent

The invention provides an agent containing n-acetyl-d-mannosamine for protecting a glucose-sensitive cell from glucose toxicity due to high glucose concentration; a pharmaceutical composition for protecting a glucose-sensitive cell from glucose toxicity due to high glucose concentration, containing an effective amount of n-acetyl-d-mannosamine and a pharmaceutically acceptable carrier; use of n-acetyl-d-mannosamine in producing a medicament for protecting a glucose-sensitive cell from glucose toxicity due to high glucose concentration; and a method of protecting a glucose-sensitive cell from glucose toxicity due to high glucose concentration, including administering an effective amount of n-acetyl-d-mannosamine to a subject in need thereof. The glucose-sensitive cell is selected from the group consisting of a nerve cell, a renal cell and a vascular endothelial cell.. ... The University Of Tokyo

03/15/18 / #20180073928

Temperature measuring device and temperature measuring method

A temperature measuring method and device is capable of measuring temperature of a gas, and particularly temperature of a gas that contains water vapor, in a non-contact manner and with good precision. A spectroscopic unit 10 acquires at least a light intensity in a first wavelength band and a light intensity in a second wavelength band, from radiated light from water vapor that is an object to be measured. ... The University Of Tokyo

03/15/18 / #20180072605

Method for producing glass material, device for producing glass material, and glass material

Provided is a method that enables a crystal-free glass material to be stably produced by a containerless levitation technique. A glass material 30 has a first surface 31 facing a forming surface 10a and a second surface 32 located on a side opposite to the forming surface 10a. ... The University Of Tokyo

03/01/18 / #20180062038

Semiconductor light-emitting element

. . A semiconductor light-emitting element according to the present invention is a semiconductor light-emitting element including: a first semiconductor layer of a first conductivity type; a light-emitting functional layer formed on the first semiconductor layer; and a second semiconductor layer that is formed on the light-emitting functional layer and is of a second conductivity type opposite to that of the first semiconductor layer. The light-emitting functional layer has: a base layer formed on the first semiconductor layer, the base layer having a plurality of base segments that have a composition subject to stress strain from the first semiconductor layer and are formed in a random net shape, the base layer being doped with a dopant of the second conductivity type; and a quantum well light-emitting layer formed on the base layer.. ... The University Of Tokyo

03/01/18 / #20180062037

Semiconductor light-emitting element, and manufacturing method for same

A light-emitting layer includes: a base layer with a plurality of base segments that have a composition subject to stress strain from a first semiconductor layer and are formed in a random net shape; and a quantum well structure layer including at least one quantum well layer and at least one barrier layer that are formed on the base layer. The base layer includes: a first sub-base layer; a trench that partitions the first sub-base layer for each of the plurality of base segments; and a second sub-base layer formed to bury the first sub-base layer.. ... The University Of Tokyo

02/22/18 / #20180053701

Fabrication method of semiconductor film, semiconductor film, and field effect transistor

The present invention provides a semiconductor film, a field effect transistor, and a method of fabricating the semiconductor film that has one or two or more semiconductor portions, which are formed from a semiconductor material, and one or two or more polymer portions, which are formed from a polymer material. The semiconductor portion and the polymer portion are adjacent to each other and are integrated.. ... The University Of Tokyo

02/22/18 / #20180052109

Super-resolution fluorescent imaging probe

[problem] to provide a novel fluorescent probe for super-resolution imaging that uses fluorescent light emission characteristics that originate from an intermolecular nucleophilic addition-dissociation equilibrium reaction, and to provide a super-resolution fluorescent imaging method that uses the probe. [solution] a fluorescent probe for super-resolution imaging that comprises a compound represented by formula (i) or a salt thereof(in the formula, x represents an oxygen atom, c(ra) (rb), or si(ra) (rb) (wherein ra and rb each independently represent a hydrogen atom or an alkyl group), r1 represents a hydrogen atom or an optionally substituted aryl (provided that, if r1 is a phenyl group, the benzene ring of the phenyl group does not have a substituent at position 2 or position 6), r2 and r3 each independently represent 1-3 identical or differing substituents that are independently selected from the group that consists of hydrogen atoms, hydroxyl groups, halogen atoms, optionally substituted alkyl groups, optionally substituted sulfo groups, optionally substituted carboxyl groups, optionally substituted ester groups, optionally substituted amide groups, and optionally substituted azide groups, r4 and r5 each independently represent a hydrogen atom or an optionally substituted alkyl group or n(r4) (r5) forms an amide group or a carbamate group (provided that, if r4 or r5 is an alkyl group, each may form, together with r2, a ring structure that contains the nitrogen atom that is bonded thereto), and r6 and r7 each independently represent a hydrogen atom or an optionally substituted alkyl group or n(r6)(r7) forms an amide group or a carbamate group (provided that, if r6 or r7 is an alkyl group, each may form, together with r3, a ring structure that contains the nitrogen atom that is bonded thereto)), the fluorescent probe for super-resolution imaging being characterized in that the compound represented by formula (i) or the salt thereof undergoes a nucleophilic addition-dissociation equilibrium reaction with a nucleophilic compound that contains an —sh group.. ... The University Of Tokyo

02/22/18 / #20180052105

Sulfane sulfur-selective fluorescent probe

Fluorescent probes and their salts show sufficient solubility in water and detect sulfane sulfur in vivo. The fluorescent probes can have the following structure:. ... The University Of Tokyo

02/22/18 / #20180051048

Porous polymer compound, method of separating compound to be separated, single crystals, method of producing sample for crystal structure analysis, method of determining molecular structure of compound to be analyzed, and method of determining absolute configuration of chiral compound

The porous polymer compound has a three dimensional skeleton and pores and/or voids that are partitioned and formed by the three dimensional skeleton. The three dimensional skeleton comprises multiple sugar derivatives represented by formula (1) and multiple cations that interact with the hydroxyl groups and/or ether bonds of the sugar derivatives, and the three-dimensional skeleton is formed by each of the cations interacting with two or more sugar derivatives. ... The University Of Tokyo

02/15/18 / #20180047401

Encoding apparatus, decoding apparatus, and methods, programs and recording media for encoding apparatus and decoding apparatus

. . An encoding apparatus is an encoding apparatus for encoding a time-series signal for each of predetermined time sections in a frequency domain, wherein a parameter η is a positive number, the parameter η corresponding to a time-series signal is a shape parameter of generalized gaussian distribution that approximates a histogram of a whitened spectral sequence, which is a sequence obtained by dividing a frequency domain sample sequence corresponding to the time-series signal by a spectral envelope estimated by regarding the η-th power of absolute values of the frequency domain sample sequence as a power spectrum, and any of a plurality of parameters η is selective or the parameter η is variable for each of the predetermined time sections; and the encoding apparatus comprises an encoding portion encoding the time-series signal for each of the predetermined time sections by an encoding process with a configuration identified at least based on the parameter η for each of the predetermined time sections.. . ... The University Of Tokyo

02/08/18 / #20180036962

Bonded structure

A bonded structure includes a first fiber part (12) and a second fiber part (14) arranged between a first member (10) and a second member (20). The first fiber part (12) and the second fiber part (14) are bonded so as to connect the first member (10) and the second member (20) to each other. ... The University Of Tokyo

02/01/18 / #20180033911

Semiconductor light-emitting element

. . A semiconductor light-emitting element includes a first semiconductor layer of a first conductivity type; a light-emitting functional layer that includes a light-emitting layer; and a second semiconductor layer that is formed on the light-emitting functional layer and is of a conductivity type opposite to a conductivity type of the first semiconductor layer. The light-emitting layer includes a base layer which has a composition subject to stress strain from the first semiconductor layer and has a plurality of base segments that are partitioned in a random net shape; and a quantum well structure layer composed of at least one quantum well layer and at least one barrier layer. ... The University Of Tokyo

02/01/18 / #20180032707

Authentication apparatus, method, system and program, and server apparatus

A scenario including a combination of procedures of multi-factor authentication required for a terminal to receive provision of a service is stored and managed in association with the service, and a probability that the procedure will succeed is stored and managed in association with each of the procedures, a success probability of the service through the scenario, is calculated based on the probability regarding the procedure to evaluate at least one of security and usability based on the success probability, and the service to the terminal, is controlled according to the evaluation result.. . ... The University Of Tokyo

01/25/18 / #20180024410

Optical modulator and method of manufacturing same

An optical phase modulator 100 according to an embodiment of this disclosure comprises a rib-type waveguide structure 110 comprising: a pn junction 106 comprising si and formed in a lateral direction on a substrate; and a si1-xgex layer 108 that is doped with a p-type impurity and comprises at least one layer laminated on the pn junction 106, so as to be electrically connected to the pn junction 106.. . ... The University Of Tokyo

01/25/18 / #20180023016

Amorphous hydrocarbon based film, and sliding member and sliding system provided with said film

A low-friction coating includes: an aliphatic hydrocarbon group showing a peak in a region of 2,900 cm−1 to 3000 cm−1 in an infrared absorption spectrum; a carbonyl group showing a peak in a region of 1,650 cm−1 to 1,800 cm−1 in an infrared absorption spectrum; an aromatic component (c7h7+) showing a peak at mass 91.1 in a positive ion spectrum obtained by tof-sims; and a condensed ring based component (c9h7+) showing a peak at mass 115.2 in the positive ion spectrum obtained by tof-sims.. . ... The University Of Tokyo

01/25/18 / #20180022612

Method for producing beta zeolite

Provided is a method for producing a beta zeolite, which is a seed crystal addition method that is capable of reducing the environmental load as much as possible. A method for producing a beta zeolite according to the present invention comprises a step wherein a reaction mixture that contains a silica source, an alumina source, an alkali source and water and a seed crystal that is composed of a beta zeolite are mixed with each other and heated. ... The University Of Tokyo

01/18/18 / #20180017573

Polynucleotide construct capable of displaying fab in a cell-free translation system, and method for manufacturing and screening fab using same

The polynucleotide construct of (1) or (2) below is used to perform ribosome display, cis display and/or mrna display in order to screen a fab against an antigen of interest: (1) a polynucleotide construct which monocistronically comprises a ribosome-binding sequence, fab first chain-coding sequence, linker peptide-coding sequence, fab second chain-coding sequence and scaffold-coding sequence in this order, and further comprises at its 3′-end a structure necessary for maintaining a complex with the fab encoded by itself; and (2) a polynucleotide construct which comprises a fab first chain-expressing cistron and a fab second chain-expressing cistron each containing a ribosome-binding sequence, a fab first chain-coding sequence or fab second chain-coding sequence, and a scaffold-coding sequence in this order, the first fab-expressing cistron further comprising at its 3′-end a ribosome stall sequence, said fab second chain-expressing cistron further comprising at its 3′-end a structure necessary for maintaining a complex with the fab encoded by itself.. . ... The University Of Tokyo

01/18/18 / #20180016597

Method for producing polyploidized megakaryocyte and platelets

An object of the present invention is to provide a method of promoting polyploidization of megakaryocytes and thereby producing highly polyploidized megakaryocytes, a method of efficiently producing platelets from polyploidized megakaryocytes, and the like. The present invention provides a method of producing polyploidized megakaryocytes comprising a step of forcing expression of an apoptosis suppressor gene in megakaryocytes before polyploidization and culturing the resulting cells.. ... The University Of Tokyo

01/18/18 / #20180014977

Medical tape

Medical tape suitable to be adhered onto a skin wound for healing of the skin wound or onto a scar for suppressing a thickening, an expansion and an extension of the scar after healing of the wound. The medical tape includes a flexible and stretchable substrate consisting of a plastic film or foil; a release paper which is adhered to one side of the substrate via a pressure-sensitive adhesive layer; and a peelable support consisting of two sheets of plastic films which are adhered to another side of the substrate via a silicone-coating layer and a slightly adhesive layer, in that order. ... The University Of Tokyo

01/11/18 / #20180009911

Metal-containing oxidized cellulose nanofiber dispersion and method of producing the same

Disclosed is a dispersion of metal-containing oxidized cellulose nanofibers with superior dispersibility, which is applicable to various uses. The disclosed metal-containing oxidized cellulose nanofiber dispersion comprises a dispersion medium, and metal-containing oxidized cellulose nanofibers containing a metal other than sodium in salt form, wherein the metal-containing oxidized cellulose nanofibers have a number-average fiber diameter of 100 nm or less.. ... The University Of Tokyo

01/11/18 / #20180008749

Adhesion preventing material

An object of the present invention is to provide an adhesion preventing material capable of preventing adhesion safely and efficiently. The present invention provides an adhesion preventing material comprised of a cell sheet containing mesothelial cells; an adhesion preventing method and organ regeneration promoting method each using the cell sheet containing mesothelial cells.. ... The University Of Tokyo

01/04/18 / #20180006174

Photoelectric conversion element and photoelectric conversion device including the same

A photoelectric conversion element includes a buffer layer, a bsf layer, a base layer, a photoelectric conversion layer, an emitter layer, a window layer, a contact layer, and a p-type electrode sequentially on one surface of a substrate, and includes an n-type electrode on the other surface of the substrate. The photoelectric conversion layer has at least one quantum dot layer. ... The University Of Tokyo

01/04/18 / #20180001471

Device and method for estimating possible existence region of specific state quantity of mobile robot

An arithmetic processing unit 40 estimates a possible existence region of a specific state quantity by performing polyhedron projection processing for finding a projection region obtained by projecting a convex polyhedron to a subspace representing the specific state quantity, where the convex polyhedron is within a space configured with the contact reaction forces of a plurality of contacting portions (13, 23) of a mobile robot 1 and the specific state quantity as variable components and where the convex polyhedron is specified by a mechanical relation between the contact reaction forces and the specific state quantity and by a linear inequality representing a contact reaction force constraint condition.. . ... The University Of Tokyo

01/04/18 / #20180000755

Agent for controlling cells constituting cancer microenvironment or inflammatory microenvironment

An agent according to the present invention comprises as an effective component any of (1) disulfiram, diethyldithiocarbamate, or a metal complex of diethyldithiocarbamate; (2) a pharmaceutically acceptable salt of (1); or (3) a solvate of (1) or (2), and is used for inhibition of interaction between cr2b or ccr5 and frount protein, inhibition of macrophages, control of cells constituting a cancer microenvironment or inflammatory microenvironment, or enhancement of anticancer activity of an anticancer drug. It is also possible to provide a compound with a reduced side effect and an increased pharmacological effect by identifying a disulfiram derivative having a lower aldehyde dehydrogenase-inhibiting activity and a higher frount-inhibiting activity among derivatives prepared by structural modification of disulfiram.. ... The University Of Tokyo

12/21/17 / #20170363517

Railway vehicle condition monitoring apparatus

. . A railway vehicle condition monitoring apparatus includes a detection device for detecting vehicle information represented by a wheel load or the like of a wheel included in a railway vehicle running on a railroad track, and a determination device including a classifier to which the vehicle information detected by the detection device is input and which outputs a vehicle condition such as the presence or absence of an abnormality of the railway vehicle. The classifier is generated by means of machine learning that uses training data of a railway vehicle of which the vehicle condition is known, the training data being the vehicle information and the vehicle condition which is known, the machine learning being performed so that when the vehicle information of the training data is input to the classifier, the classifier outputs the vehicle condition of the training data.. ... The University Of Tokyo

12/21/17 / #20170362711

Low-friction coating production method and sliding method

A sliding surface, which is formed using metal (suj2, palladium etc.) or oxide ceramics (zro2), is made to slide, at a hertzian contact stress of 1.0 gpa or more in an atmospheric environment containing a hydrogen gas including a minute amount of an alcohol and water, against a slid surface including a plc film which is a coating formed by an ionization deposition method while applying a low bias voltage. Consequently, it is possible to form, on the sliding surface, a low-friction coating that stably exhibits a significantly low friction coefficient of 10−4 order (less than 0.001).. ... The University Of Tokyo

12/14/17 / #20170356051

Method for estimating sensitivity to drug therapy for colorectal cancer

. . The present invention relates to a method for predicting responsiveness to cancer drug therapy for colorectal cancer. More particularly, the present invention relates to a method for predicting the responsiveness of a colorectal cancer patient to cancer drug therapy, the method comprising analyzing the level of dna methylation in a specimen comprising a colorectal cancer tissue, colorectal cancer cells, or colorectal cancer cell-derived dna of a subject, and then determining the responsiveness of the subject to cancer drug therapy based on the level of dna methylation.. ... The University Of Tokyo

12/07/17 / #20170350659

Internal combustion engine

. . The waste heat recovery and dissipation apparatus incorporates a heat storage/dissipation material containing a new titanium oxide. When a pressure received by the heat storage/dissipation material from a coolant flowing through a flow channel is increased to a predetermined pressure phr (about 60 mpa) or higher in a state where the crystal structure of the new titanium oxide is a λ-phase, the heat stored in the heat storage/dissipation material is released to the coolant. ... The University Of Tokyo

11/30/17 / #20170341340

Bonded structure, method for manufacturing the same, and bonding state detection method

. . The purpose of the present invention is to provide a bonded structure, a method for manufacturing the same, and a bonding state detection method which are capable of determining whether or not members are bonded together appropriately. A bonded structure 10 includes a laminated sheet 12a, a laminated sheet 12b, an adhesive 14 that bonds the laminated sheet 12a and the laminated sheet 12b together, and a distributed optical fiber 16 sandwiched between the laminated sheet 12a and the laminated sheet 12b. ... The University Of Tokyo

11/23/17 / #20170338627

Quantum cascade laser

. . A quantum cascade laser includes a semiconductor substrate and an active layer having a cascade structure, in which unit layered bodies, each composed of a quantum well light emitting layer and an injection layer, are stacked, wherein the unit layered body has a subband level structure having an upper laser level, a lower laser level, and a relaxation miniband composed of at least two energy levels with an energy spacing smaller than the energy difference (eul) between the upper laser level and the lower laser level, the energy width of the relaxation miniband is smaller than the energy (elo−eul) obtained by subtracting the energy difference (eul) from the energy (elo) of longitudinal optical phonons, and electrons subjected to the intersubband transition are relaxed in the relaxation miniband and are injected into a quantum well light emitting layer in a subsequent unit layered body.. . ... The University Of Tokyo

11/23/17 / #20170335507

Surface-treated carbon fiber, surface-treated carbon fiber strand, and manufacturing method therefor

A surface-treated carbon fiber having a mole ratio between a carboxyl group and an acid anhydride of 50:50 to 70:30 when measured by pyrolysis gas analysis, is manufactured by spraying a reactive gas that has been made into a plasma onto the surface of a carbon fiber and introducing a functional group into the surface of the carbon fiber.. . ... The University Of Tokyo

11/16/17 / #20170327779

Method for producing cell aggregates

A method for producing cell aggregates includes culturing cells while suspending the cells in a liquid culture medium comprising a lysophospholipid. A composition includes a lysophospholipid, wherein the composition is a liquid culture medium or a composition added to a liquid culture medium.. ... The University Of Tokyo

11/16/17 / #20170327110

Driving assistance control device for vehicle

A driving assistance control device for a vehicle includes: a moving object detection sensor configured to detect a moving object moving along a roadside in a traveling direction of the vehicle; a driving operation detection sensor configured to detect a driving operation of a driver; an actuator; and an electronic control unit configured to perform automatic steering control of the vehicle by the actuator to avoid the moving object based on a detection result of the moving object, the electronic control unit being configured to start the automatic steering control based on a driving steering of the driver after the moving object is detected.. . ... The University Of Tokyo

11/16/17 / #20170327094

Driving assistance control apparatus of vehicle

A driving assistance control apparatus of a vehicle includes a blind area detector, a driving operation detector, and an electronic control unit. The blind area detector is configured to detect the presence or absence of a blind area as seen from the vehicle in a traveling direction of the vehicle. ... The University Of Tokyo

11/09/17 / #20170324048

Semiconductor light-emitting element

. . A semiconductor light-emitting element including a first semiconductor layer of a first conductivity type; a light-emitting functional layer that includes first and second light-emitting layers; and a second semiconductor layer of a conductivity type opposite to the conductivity type of the first semiconductor layer. The first light-emitting layer has a first base layer with a composition subject to stress strain from the first semiconductor layer; a first quantum well layer that retains a segment shape of the first base segment; and a first barrier layer that has a flat surface flattened by embedding the first base layer and the first quantum well layer. ... The University Of Tokyo

11/09/17 / #20170324047

Semiconductor light-emitting element

A semiconductor light-emitting element including a first semiconductor layer of a first conductivity type; a first light-emitting layer; a second light-emitting layer; and a second semiconductor layer of a conductivity type opposite to the conductivity type of the first semiconductor layer. The first light-emitting layer has a base layer with composition subject to stress strain from the first semiconductor layer and has a plurality of base segments partitioned into a random net shape; and a first quantum well structure layer composed of at least one quantum well layer and at least one barrier layer. ... The University Of Tokyo

10/26/17 / #20170308631

Design support apparatus, design support method, and program

A design support apparatus supporting designing of a product which uses a fiber material includes a processor that creates a predicted shape model by predicting a shape of the product before a deformation processing. The processor: creates a 3-dimensional shape model of the product; creates curved shape models by separating the 3-dimensional shape model into two or more fiber layers; sets a correspondence relationship between the curved shape models; creates an orientation vector field in the curved shape models; and predicts the shape of the product before the deformation processing by developing the curved shape models on a flat surface based on the correspondence relationship between the curved shape models and the orientation vector field in the curved shape models, and creates the predicted shape model based on the predicted shape.. ... The University Of Tokyo

10/05/17 / #20170287046

Navigation server, navigation client and navigation system

Provided is a navigation server or the like capable of improving a convenience for trip planning by a user of a navigation client. The user can designate, on the navi-client 2, a plurality of topics from among the plurality of topics tpx0(k) in the designated area roi, as the primary designated topics tpx1(i) and further as the secondary designated topics tpx2(j). ... The University Of Tokyo

10/05/17 / #20170286648

Authentication system and method

An object of the present invention is to provide an authentication system and method which can reduce a burden on a user while ensuring security by using a combination of a plurality of authentication methods. A method for authentication of the present invention comprises the steps of: obtaining a first authentication performance value for each transaction based on initial input information at a transaction; determining whether or not additional authentication is required for authentication of a person by comparing the first authentication performance value and the authentication performance threshold value required for authentication of a person; presenting, if the additional authentication is required, a plurality of authentication methods from which one authentication method or a combination of authentication methods can be selected so as to satisfy an additional authentication performance value obtained using the first authentication performance value and the authentication performance threshold value; and obtaining a second authentication performance value based on additional input information using the one or more authentication methods selected from the plurality of presented authentication methods, and determining whether to authenticate by comparing the additional authentication performance value and the second authentication performance value.. ... The University Of Tokyo

10/05/17 / #20170280692

Organ regeneration method utilizing blastocyst complementation

An object of the present invention is to produce a mammalian organ having a complicated cellular composition composed of multiple kinds of cells, such as kidney, pancreas, thymus and hair, in the living body of a non-human animal. The inventors of the present invention applied the chimeric animal assay described above, to a novel solid organ production method. ... The University Of Tokyo

09/28/17 / #20170275630

Aptamer capable of binding to hgf receptor

Provided is an aptamer including a polynucleotide of any of the following (a) to (c) and capable of binding to an hgf receptor to exhibit an activity of inhibiting the binding of hgf to the hgf receptor. (a) a polynucleotide consisting of a base sequence set forth in seq id no: 1, (b) a polynucleotide consisting of a base sequence having the deletion, substitution, insertion and/or addition of one to several bases in the base sequence set forth in seq id no: 1, and (c) a polynucleotide consisting of a base sequence having a sequence identity of 80% or more to the base sequence set forth in seq id no: 1.. ... The University Of Tokyo

09/28/17 / #20170274121

Three-dimensional artificial tissue, method for producing the same, three-dimensional artificial tissue perfusion device, and drug evaluation method using three-dimensional artificial tissue

The method for producing a three-dimensional artificial tissue is a method in which a three-dimensional artificial tissue extending in a predetermined direction is produced. The method includes: preparing a device including a culture tank having a culturing space surrounded by sidewalls, and a flow channel-forming member that penetrates through the sidewalls that face each other and is suspended in the culturing space along a predetermined direction; culturing cells in the culturing space and thereby forming a three-dimensional artificial tissue through which the flow channel-forming member penetrates; and removing the flow channel-forming member from the three-dimensional artificial tissue and thereby forming a perfusion flow channel that penetrates through the three-dimensional artificial tissue.. ... The University Of Tokyo

09/21/17 / #20170272766

Encoding apparatus, decoding apparatus, and method and program for the same

There are provided an encoding or decoding technique capable of performing more efficient encoding or decoding than before. An encoding apparatus for encoding a time-series signal in a frequency domain is provided with: a spectral envelope estimating portion 2a estimating a spectral envelope, regarding absolute values of a frequency domain sample sequence corresponding to the time-series signal raised to the power of η as a power spectrum, on the assumption that η is a predetermined positive number other than 2; and an encoding portion 2b performing such encoding that changes bit allocation or that bit allocation substantially changes, for each coefficient of the frequency domain sample sequence corresponding to the time-series signal, based on the estimated spectral envelope.. ... The University Of Tokyo

09/21/17 / #20170267536

Zeolite production method

Disclosed is a method for readily and inexpensively producing zeolite without using an organic structure-directing agent (organic sda). Specifically disclosed is a method whereby a gel containing a silica source, an alumina source, an alkaline source and water is reacted with zeolite seed crystals, to produce a zeolite with the same kind of skeletal structure as the zeolite. ... The University Of Tokyo

09/21/17 / #20170267535

Zeolite production method

Disclosed is a method for readily and inexpensively producing zeolite without using an organic structure-directing agent (organic sda). Specifically disclosed is a method whereby a gel containing a silica source, an alumina source, an alkaline source and water is reacted with zeolite seed crystals, to produce a zeolite with the same kind of skeletal structure as the zeolite. ... The University Of Tokyo

09/07/17 / #20170256083

Image processing device and image processing method

An image processing device is equipped with an image input unit, an arithmetic operation unit, and an a value updating unit. The image input unit accepts a first input image and a second input image that a virtual image has been superimposed on the first input image at a first transmittance. ... The University Of Tokyo

08/31/17 / #20170249947

Frequency domain parameter sequence generating method, encoding method, decoding method, frequency domain parameter sequence generating apparatus, encoding apparatus, decoding apparatus, program, and recording medium

. . The present invention reduces encoding distortion in frequency domain encoding compared to conventional techniques, and obtains lsp parameters that correspond to quantized lsp parameters for the preceding frame and are to be used in time domain encoding from coefficients equivalent to linear prediction coefficients resulting from frequency domain encoding. When p is an integer equal to or greater than 1, a linear prediction coefficient sequence which is obtained by linear prediction analysis of audio signals in a predetermined time segment is represented as a[1], a[2], . ... The University Of Tokyo

08/31/17 / #20170246283

Composition for inducing proliferation or accumulation of regulatory t cells

It was found that bacteria belonging to the genus clostridium induce accumulation of regulatory t cells (treg cells) in the colon. Moreover, the present inventors found that regulatory t cells (treg cells) induced by from these bacteria suppressed proliferation of effector t-cells. ... The University Of Tokyo

08/17/17 / #20170234832

Electrophoresis device, method for manufacturing electrophoresis device, and device for separating extracellular vesicles

Electrophoresis device including: a first flow passage extending in a first direction and through which a sample and a buffer solution flow; a sample collecting part provided at an end portion of the first flow passage and configured to collect the sample; electrodes disposed at both sides of the first flow passage in a second direction perpendicular to the first direction and configured to apply a voltage to the first flow passage in the second direction; second flow passages communicating with both sides of the first flow passage in the second direction, configured to accommodate the electrodes, and through which a second buffer solution flows; and partition walls fixed to communicating portions between the first and second flow passages with a predetermined bonding strength and configured to block movement of substances between the first and second flow passages. The partition walls are formed of a gel material having ion permeability.. ... The University Of Tokyo

08/17/17 / #20170232045

Composition for inducing proliferation or accumulation of regulatory t cells

It was found that bacteria belonging to the genus clostridium induce accumulation of regulatory t cells (treg cells) in the colon. Moreover, the present inventors found that regulatory t cells (treg cells) induced by from these bacteria suppressed proliferation of effector t-cells. ... The University Of Tokyo

08/17/17 / #20170232044

Composition for inducing proliferation or accumulation of regulatory t cells

It was found that bacteria belonging to the genus clostridium induce accumulation of regulatory t cells (treg cells) in the colon. Moreover, the present inventors found that regulatory t cells (treg cells) induced by from these bacteria suppressed proliferation of effector t-cells. ... The University Of Tokyo

08/10/17 / #20170224329

Anatomical-structure-ligating device

A tissue ligating device comprises a first fixation part to which a base end part of a suture thread is fixed and a second fixation part configured to allow insertion of the suture thread therethrough and allow to be crimped so as to newly fix a part of the suture thread, and thereby to define a loop starting from the base end part, in a state after ligation of tissue is performed. The second fixation part includes a back side wall part, a front side wall part, and a curved wall part turning back from the back side wall part to the front side wall part. ... The University Of Tokyo

08/03/17 / #20170220060

Power supply apparatus

A power supply apparatus supplies a power supply voltage vdd. The power supply apparatus includes a compensation circuit in addition to a main power supply. ... The University Of Tokyo

08/03/17 / #20170218352

Grimontia-hollisae-derived recombinant collagenase and enzyme agent for cell separation

Recombinant collagenases with a stable specific activity and enzyme agents for cell and tissue dissociation such a recombinant are provided. The recombinant collagenase is derived from grimontia hollisae-derived collagenase is characterized by having, from the n terminus to the c terminus, a collagenase catalytic domain, a linker region sequence, and a prepeptidase c terminal domain, which grimontia hollisae-derived recombinant collagenase does not comprise at least the prepeptidase c terminal domain. ... The University Of Tokyo

08/03/17 / #20170217862

Method for producing cyclopentyl alkyl ether compound

The present invention is a method for producing a cyclopentyl alkyl ether compound comprising reacting substituted or unsubstituted cyclopentene with an alcohol compound represented by a formula (2): r1oh in the presence of an acidic zeolite, the cyclopentyl alkyl ether compound being represented by a formula (1): r1—o—r2, wherein r1 represents a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, or a substituted or unsubstituted cycloalkyl group having 3 to 8 carbon atoms, and r2 represents a substituted or unsubstituted cyclopentyl group. The present invention provides a method that can produce a cyclopentyl alkyl ether with high reaction efficiency through a liquid-phase reaction even when the raw material feed rate (amount) is increased.. ... The University Of Tokyo

08/03/17 / #20170217779

Zeolite production method

Disclosed is a method for readily and inexpensively producing zeolite without using an organic structure-directing agent (organic sda). Specifically disclosed is a method whereby a gel containing a silica source, an alumina source, an alkaline source and water is reacted with zeolite seed crystals, to produce a zeolite with the same kind of skeletal structure as the zeolite. ... The University Of Tokyo

07/27/17 / #20170213624

Magnetic material loaded with magnetic alloy particles and method for producing said magnetic material

. . The present invention relates to a magnetic material containing a magnetic alloy particle having an ordered crystal structure. The magnetic material according to the present invention is the one composed of a magnetic alloy particle having crystal magnetic anisotropy and being composed of an fept alloy, a copt alloy, an fepd alloy, a co3pt alloy, an fe3pt alloy, a copt3 alloy, an fept3 alloy, or the like, and a silica carrier covering the magnetic alloy, in which the silica carrier contains an alkali-earth metal compound such as an oxide, hydroxide or silicate compound of ba, ca, or sr. ... The University Of Tokyo

07/27/17 / #20170213357

Image analysis apparatus, image analysis method, and program

An image analysis apparatus, which analyzes orientations of fiber bundles of x-yarns and y-yarns from a three-dimensional image of a woven fabric made of fiber bundles of the x-yarns, the y-yarns, and z-yarns, includes: a binarization unit that binarizes the three-dimensional image; an overlapping area extraction unit that extracts an overlapping area from the binarized image; a reference direction determination unit that averages an overlapping direction of each voxel included in the overlapping area and determines the averaged direction as a reference direction; a z-yarn removal unit that removes the z-yarns from the binarized image by applying a directional distance method on a reference plane perpendicular to the reference direction; and a fiber bundle orientation estimation unit that applies the directional distance method on the reference plane and estimates the orientations of the fiber bundles of the x-yarns and the y-yarns based on a calculated directional distance.. . ... The University Of Tokyo

07/13/17 / #20170201072

Nitride semiconductor device and quantum cascade laser using the same

A nitride semiconductor device includes a gan substrate in which an angle between a principal surface and an m-plane of gan is −5° or more and +5° or less, a first intermediate layer disposed on the principal surface of the substrate and made of alzga(1-z)n (0≦z≦1), and a second intermediate layer disposed on a principal surface of the first intermediate layer, having an al content different from that of the first intermediate layer, and made of alx1iny1ga(1-x1-y1) (0≦x1≦1, 0≦y1≦1). A quantum cascade laser includes the nitride semiconductor device.. ... The University Of Tokyo

07/13/17 / #20170201071

Quantum cascade laser

A qcl (10) includes a first electrode (15), a first contact layer (11) that is in contact with the first electrode (15) and is made of a first compound semiconductor, a second electrode (14) having a polarity opposite to that of the first electrode (15), a second contact layer (13) that is in contact with the second electrode (14) and is made of a second compound semiconductor, and an active layer (12) disposed between the first contact layer (11) and the second contact layer (13) and including two or more active layer units. Each of the active layer units includes one or more quantum well layers made of a third compound semiconductor and one or more barrier layers made of a fourth compound semiconductor, and each of the quantum well layers and each of the barrier layers are alternately stacked. ... The University Of Tokyo

07/13/17 / #20170200841

Photoelectric conversion element having quantum structure using indirect transition conductor material

A photoelectric conversion element includes a photoelectric conversion layer having the quantum structure and utilizes intersubband transition in a conduction band. The photoelectric conversion element includes a superlattice semiconductor layer in which a barrier layer and a quantum dot layer as a quantum layer are alternately and repeatedly stacked. ... The University Of Tokyo

07/13/17 / #20170198260

Method for producing mesothelial cells and a cell sheet for preventing adhesion

An object of the present invention is to provide a method for differentiating mesodermal cells into mesothelium cells. The present invention provides a method for producing mesothelial cells, including a first culturing step of culturing mesodermal cells in a medium containing basic fibroblast growth factor (bfgf) and oncostatin m.. ... The University Of Tokyo

06/29/17 / #20170185066

Information processing device, information processing method, program, and recording medium

An information processing apparatus is equipped with an input unit which inputs a first self-transfer function which is acquired by measuring a response at an evaluation point to an input from the evaluation point and each first transfer function which is acquired by measuring a response between the respective connection points to the input, a first estimation unit which estimates each second self-transfer function by using the first self-transfer function and each first transfer function, a first calculation unit which calculates an element vector of each connection point on the basis of each second self-transfer function which has been estimated by the first estimation unit, a second estimation unit which estimates each second transfer function between the connection points on a vector space by using the element vector of each connection point, and a construction unit which constructs a third transfer function by using each second self-transfer function and each second transfer function.. . ... The University Of Tokyo

06/22/17 / #20170177653

Computer system, method for inspecting data, and computer

Provided is a computer system, including: a storage apparatus configured to provide a storage area formed by storage devices; and a computer configured to manage data, in which the storage area is configured to store a plurality of pieces of data, in which the plurality of pieces of data include a piece of data associated with another piece of data, and in which the computer is configured to: verify whether or not the piece of data is normally associated with the another piece of data; and start, when the plurality of pieces of data are verified, verification for one piece of data irrespective of whether or not verification for another piece of data is complete.. . ... The University Of Tokyo

06/15/17 / #20170165364

Therapeutic agent for solid cancer

Disclosed is a novel means effective for treatment, metastasis-inhibition, and recurrence-inhibition of human solid cancer. A therapeutic agent for solid cancer according to the present invention comprises as an effective ingredient an anti-cd4 antibody having a high cytotoxic activity, or an anti-cd4 antibody or antigen-binding fragment thereof which antibody or fragment comprises a cytotoxic component bound thereto. ... The University Of Tokyo

06/08/17 / #20170160314

Three-dimensional surface potential distribution measurement apparatus

. . . . A three-dimensional surface potential distribution measurement apparatus includes: a laser light source; a pockels crystal; a mirror; a light detector; a support structure which supports the aforementioned elements while maintaining a relative positional relationship therebetween; a movement driver which can move the support structure three-dimensionally; a rotary driver which supports the test object and can rotate the test object about an axis extending in a longitudinal direction of the test object; and a drive controller which controls the movement driver and the rotary driver. The drive controller coordinates a driving operation by the movement driver and by the rotary driver while maintaining a gap between the second end face of the pockels crystal and a surface of the test object at a predetermined value such that the second end face of the pockels crystal approaches all the surfaces of the electric field reduction system on the test object.. ... The University Of Tokyo

06/01/17 / #20170152314

Diagnosis and treatment of cancer using anti-desmoglein-3 antibodies

Methods that involve detection of a dsg3 protein for diagnosing cancer are disclosed. In lung cancer, the expression of dsg3 was found to be enhanced at very high frequency at the gene level and protein level. ... The University Of Tokyo

05/18/17 / #20170141243

Photodetector

A photodetector including a substrate, a light absorption layer arranged over the substrate, the light absorption layer including a stack including a semiconductor layer that absorbs light of a wavelength having an electric field vector parallel to a normal direction of a substrate surface, a lower contact layer arranged on a first side of the light absorption layer, a lower electrode contacting with the lower contact layer, an upper contact layer arranged on a second side of the light absorption layer, and an upper electrode contacting with the upper contact layer. An uneven structure including polarization-selective shapes of projections or depressions on the second side of the upper contact layer is provided, the shapes of projections or depressions each having a size of a wavelength or less of incident light in the semiconductor layer and half the wavelength or greater and being periodically arranged in at least one direction.. ... The University Of Tokyo

05/11/17 / #20170131168

Pressure sensor

A pressure sensor which detects variation in pressure, the pressure sensor including a cantilever which bends according to a pressure difference between the inside and the outside of a cavity in a sensor main body, and a first gap, a second gap, and a third gap which are formed on a proximal end portion of the cantilever. The first to third gaps electrically partition the proximal end portion of the cantilever into a first support portion, a second support portion, a first displacement detection portion, and a second displacement portion in a second direction orthogonal to a first direction in which the proximal end portion and a distal end portion of the cantilever are connected to each other in plan view. ... The University Of Tokyo

05/11/17 / #20170130346

Hydrogen generation electrode and artificial photosynthesis module

A hydrogen generation electrode is used for an artificial photosynthesis module that decomposes an electrolytic aqueous solution into hydrogen and oxygen with light. The hydrogen generation electrode has a conductive layer, an inorganic semiconductor layer that is provided on the conductive layer and has a pn junction, and a functional layer that covers an inorganic semiconductor layer. ... The University Of Tokyo

05/11/17 / #20170130184

Hollow microfiber

The present invention relates to a hollow microfiber comprising (1) one or more cell-adhesive layers having a cell-adhesive hydrogel, (2) an outer shell layer having a high-strength hydrogel that covers the outer periphery of the cell-adhesive layer that is positioned farthest from the center axis among the one or more cell-adhesive layers, and (3) a cell layer that covers the inner periphery of the cell-adhesive layer that is positioned closest to the center axis among the one or more cell-adhesive layers. The present invention also relates to a method of manufacturing the hollow microfiber and a kit for carrying out the manufacturing method.. ... The University Of Tokyo

05/04/17 / #20170122899

Sampling unit and biosensor

A sampling unit having a first receiving part (16) and a second receiving part (18), which receive a sample solution and are disposed separately from each other, wherein the first receiving part (16) comprises an identification substance (22) that binds to a substance to be detected, and separates the substance to be detected from substances not to be detected in the sample solution, and the second receiving part (18) is connected with a reference electrode (21) via a salt bridge part (25).. . ... The University Of Tokyo

04/27/17 / #20170112915

Composition for inducing proliferation or accumulation of regulatory t cells

It was found that bacteria belonging to the genus clostridium induce accumulation of regulatory t cells (treg cells) in the colon. Moreover, the present inventors found that regulatory t cells (treg cells) induced by from these bacteria suppressed proliferation of effector t-cells. ... The University Of Tokyo

04/20/17 / #20170109496

Biological simulation apparatus and biological simulation apparatus control method

In a biological simulation apparatus, an operation unit represents a structure domain where tissues of a biological organ exist by a structure mesh model based on a lagrange description method and a fluid domain where fluid inside the biological organ exists by an ale fluid mesh model based on an ale description method. In a fluid-structure interaction simulation, the operation unit deforms the structure mesh model, and then deforms the ale fluid mesh model so as to form no gap on a first interface between a domain where a site other than a certain site of the biological organ in the structure domain exists and the fluid domain or no overlap with the structure domain. ... The University Of Tokyo

04/06/17 / #20170098922

Semiconductor light emitting device and optical transceiver

A semiconductor light source includes a substrate, an optical waveguide having a reflection structure provided on the substrate with an oxide film in between and a semiconductor light emitting element provided on the optical waveguide. The optical waveguide includes a constant width core layer portion located in a center portion, tapered core layer portions that are provided on either side of the constant width core layer and of which the core width gradually increases and a constant width core layer portion for an optical wire waveguide. ... The University Of Tokyo

04/06/17 / #20170098861

Lithium secondary battery electrolytic solution and secondary battery including said electrolytic solution

An electrolytic solution system for lithium secondary batteries. Provided is a lithium secondary battery electrolytic solution containing a nonaqueous solvent and a lithium salt. ... The University Of Tokyo

04/06/17 / #20170096561

Fluorescent probe

A compound represented by the formula (i) (r1 represents hydrogen atom or a monovalent substituent; r2 and r3 represent hydrogen atom, an alkyl group, or a halogen atom; r4 and r5 represent an alkyl group or an aryl group; r6 and r7 represent hydrogen atom, an alkyl group, or a halogen atom; r8 represent hydroxy group or a dialkoxyboranetriyl group; and x represents silicon atom, germanium atom, or tin atom), which is a novel fluorophore usable as a mother nucleus of an off/on type fluorescent probe not utilizing the intramolecular photoinduced electron transfer.. . ... The University Of Tokyo

03/30/17 / #20170089905

Methods of diagnosing hepatocellular carcinoma and pancreatic cancer

Disclosed herein are biomarkers for hepatocellular carcinoma and pancreatic cancer. The biomarkers may be laminin gamma 2 monomer, pivka-ii, afp, cea, ca19-9, or combinations thereof. ... The University Of Tokyo

03/30/17 / #20170087197

Composition for inducing proliferation or accumulation of regulatory t cells

It was found that bacteria belonging to the genus clostridium induce accumulation of regulatory t cells (treg cells) in the colon. Moreover, the present inventors found that regulatory t cells (treg cells) induced by from these bacteria suppressed proliferation of effector t-cells. ... The University Of Tokyo

03/23/17 / #20170080004

Depression treatment agent

The invention provides an agent for treating depression, which contains n-acetyl-d-mannosamine, and a pharmaceutical composition for treating depression, which contains an effective amount of n-acetyl-d-mannosamine and a carrier acceptable as a medicament.. . ... The University Of Tokyo

03/16/17 / #20170077407

Carbon nanotube array, material, electronic device, process for producing carbon nanotube array, and process for producing field effect transistor

In order to obtain a carbon nanotube array including no m-cnts through simple steps using a mechanism that is different from thermocapillary flow, there are provided a process for producing a carbon nanotube array including (a) a step of preparing a carbon nanotube array in which m-cnts and s-cnts are horizontally aligned; (b) a step of forming an organic layer on the carbon nanotube array; (c) a step of applying voltage to the carbon nanotube array in a long axis direction of the carbon nanotubes constituting the carbon nanotube array in the air; and (d) a step of removing the organic layer, and a carbon nanotube array obtained by the process.. . ... The University Of Tokyo

03/16/17 / #20170073321

Enzyme-specific fluorescent compound capable of being retained in cells

Provided is an enzyme-specific fluorescent compound capable of being retained in cells, which can emit fluorescence specifically in a target cell, particularly a cell capable of expressing a reporter enzyme such as β-galactosidase, and can covalently bind to a protein in the cell to exhibit an excellent property of being retained in the cell. The fluorescent compound comprises a compound represented by formula (i′) or a salt thereof. ... The University Of Tokyo

03/02/17 / #20170058361

Polypeptides and antibodies for assessing predisposition for myelodysplastic syndromes or myelogenous tumor, and method for screening therapeutic drugs therefor

The present invention provides polypeptide and antibody for assessing predisposition of myelodysplastic syndrome or myeloid tumor, and method for screening therapeutic drugs therefor. The polypeptide comprises at least a portion of the u2af35 gene, at least a portion of the zrsr2 gene, at least a portion of the sfrs2 gene, or at least a portion of the sf3b1 gene, and is able to serve as a marker for evaluating predisposition for myelodysplastic syndromes or a myelogenous tumor.. ... The University Of Tokyo

02/23/17 / #20170050566

Display system for work vehicle, display control device, work vehicle, and display control method

A first capturing image unit mounted on a vehicle body captures an image of surroundings of a work vehicle. A second capturing image unit is disposed above the work implement and captures an image of an area in front of the work implement. ... The University Of Tokyo

01/26/17 / #20170025558

Photoelectric conversion element

. . A photoelectric conversion element includes a superlattice semiconductor layer including barrier sub-layers and quantum sub-layers (quantum dot sub-layers) alternately stacked and also includes a wavelength conversion layer containing a wavelength conversion material converting the wavelength of incident light. The wavelength conversion layer converts incident light into light with a wavelength corresponding to an optical transition from a quantum level of the conduction band of the superlattice semiconductor layer to a continuum level of the conduction band.. ... The University Of Tokyo

01/19/17 / #20170019034

Vibration-driven energy harvester

. . A vibration-driven energy harvester includes: a fixed electrode; a movable electrode that is disposed so as to face opposite the fixed electrode and is allowed to move relative to the fixed electrode; and an ionic liquid disposed between the fixed electrode and the movable electrode which face opposite each other, wherein: power is generated as an external vibration moves the movable electrode, causing a change in at least one of an area of an electrical double layer formed on two sides of an interface of the fixed electrode and the ionic liquid and an area of an electrical double layer formed on two sides of an interface of the movable electrode and the ionic liquid.. . ... The University Of Tokyo

01/19/17 / #20170018370

Energy storage dye-sensitized solar cell

Provided is an energy storage dye-sensitized solar cell having a simple structure. An energy storage dye-sensitized solar cell (1) of the present invention has a photoelectrode (2) and a charge storage electrode (3) on the same surface of a conductive substrate (5) such that the photoelectrode (2) and the charge storage electrode (3) act as one electrode. ... The University Of Tokyo

01/19/17 / #20170018324

Carbon nanotube composite material and process for producing same

A carbon nanotube composite material includes a metallic base composed of a polycrystalline substance in which a plurality of rod-shaped metallic crystal grains are oriented in a same direction and a carbon nanotube conductive path, which is composed of a carbon nanotube, and forms a conductive path allowing electricity to conduct therethrough in a longitudinal direction of the metallic base by being present in a part of grain boundaries between the rod-shaped metallic crystal grains on a transverse plane of the metallic base, and being present along the longitudinal direction of the metallic base.. . ... The University Of Tokyo

01/19/17 / #20170016138

Method of preparing sample for crystal structure analysis, method of determining absolute configuration of chiral compound, and polynuclear metal complex monocrystal

Method for preparing a crystal structure analysis sample for determining an absolute configuration of a chiral compound includes bringing a single crystal of a porous compound into contact with a solvent solution that contains a chiral compound, the single crystal of the porous compound including a three-dimensional framework, and either or both of pores and voids that are defined by the three-dimensional framework, and are three-dimensionally arranged in an ordered manner, the three-dimensional framework being formed by one molecular chain or two or more molecular chains, or formed by one molecular chain or two or more molecular chains, and a framework-forming compound, and comprising a chiral substituent of which the absolute configuration is known, the crystal structure analysis sample having a structure in which molecules of the chiral compound are arranged in either or both of the pores and the voids of the single crystal in an ordered manner.. . ... The University Of Tokyo

01/12/17 / #20170010246

Gas sensor

. . A gas sensor having a heater layer; and a gas detector that is heated by the heater layer to detect a measurement target gas. The gas detector has a gas sensing layer, a diffusion layer that covers a surface of the gas sensing layer, and an absorption layer that covers a surface of the diffusion layer. ... The University Of Tokyo

01/12/17 / #20170009206

Method for reconstructing immune function using pluripotent stem cells

According to the present invention, there are provided a method for producing a human t cell, which comprises the steps of inducing an ips cell from a human t cell, and differentiating the ips cell into a t cell; a pharmaceutical composition comprising the t cell produced by the method; and a method for cell-based immunotherapy using the method.. . ... The University Of Tokyo

01/12/17 / #20170008927

Artificial catalyst system substitutable for in vivo acylation function

An artificial catalyst system substitutable for an in vivo histone acylation function has been successfully established by such an approach of synthetic chromosome acylation using a combination of a chromosome-localizable nucleophilic catalyst and a chromosome-localizable acylating agent.. . ... The University Of Tokyo

01/12/17 / #20170007691

Composition for inducing proliferation or accumulation of regulatory t cells

It was found that bacteria belonging to the genus clostridium induce accumulation of regulatory t cells (treg cells) in the colon. Moreover, the present inventors found that regulatory t cells (treg cells) induced by from these bacteria suppressed proliferation of effector t-cells. ... The University Of Tokyo

01/05/17 / #20170004172

Database management system, computer, and database management method

As an i/o method of issuing an i/o request, there are a synchronous i/o method, in which a task is in a waiting state until an i/o response to the i/o request is returned and an asynchronous i/o method, in which another task can be executed before an i/o response to the i/o request is returned. When issuing an i/o request in execution of a task, a dbms selects any one of the synchronous i/o method and the asynchronous i/o method, based on an i/o response speed of an i/o destination storage device and issues an i/o request according to the selected i/o method.. ... The University Of Tokyo

01/05/17 / #20170002413

Molecule associated with onset of gout, and method and kit for evaluating diathesis of uric acid-related diseases and inflammation-related diseases, and inspection object and drug

To specify a molecule associated with the onset of gout so as to provide a method for evaluating a diathesis of uric acid-related diseases and a diathesis of inflammation-related diseases, an evaluation kit for carrying out the method, an inspection object, and a drug, on the basis of the molecule specified above, for contributing to the early treatment and prevention of the uric acid-related diseases and inflammation-related diseases. The molecule includes any one protein and cdna of cnih2-pacs1, aldh2, myl2-cux2, gckr, map3k11, npt4, abcg2, hist1h2bf/hist1h4e, hist1h2be/hist1h4d and fam35a, or proteins of combination thereof with glut9, npt1, urat1, or nxrn2, and is capable of selectively inducing gout. ... The University Of Tokyo








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