A non-hemolytic acidic composition comprising an immunoglobulin selected from immunoglobulin a, immunoglobulin g or immunoglobulin m at a ph value in the range of 4.65 to 5.7 comprising one or more excipients selected from amino acids, sugars and sugar alcohols in a concentration range of 100-350 mmol/l, in particular 200-350 mmol/l, characterized in that it displays an optical density (od) in the range of 0.14 to −0.1 when the od is determined in a spectrophotometer at 414 nm at a film thickness of 0.825 mm; and its use in an assay for determination of the hemolytic potential of intravenously applied pharmaceuticals and compositions and preparations displaying a reduced potential of hemolysis when being applied intravenously.. . ... Octapharma Ag
. . A histidine-free composition comprising: a high purity factor viii (r-factor viii); arginine and/or sucrose; a surface-active agent to prevent or at least inhibit surface adsorption of factor viii; an amount of calcium chloride for specific stabilization of factor viii.. . ... Octapharma Ag
A process for purifying fibrinogen from a fibrinogen containing source by precipitation of fibrinogen by a precipitating agent from a fibrinogen containing solution in the presence of one or more chelating agent(s) and removal of the supernatant from the fibrinogen paste, characterised in that fibrinogen is extracted from the paste forming a liquid fraction containing fibrinogen, and an undissolved residue, which is separated from the liquid.. . ... Octapharma Ag
The present invention relates to an improved method for the serum-free production of an immortalized human cell line stably transfected under serum-free conditions with a specific vector carrying the gene coding for the protein of interest. Furthermore the invention relates to a production cell line obtained by said method, a production method for said protein of interest utilizing said production cell line, and the specific vector carrying the gene of interest itself.. ... Octapharma Ag