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Blood: Blood cells make up about 45% of adult blood. These cells include oxygen carrying erythrocytes (red blood cells), immune cells caled leukocytes (white blood cells) and thrombocytes (platelets). Whole…

For more details on the Cohn Alcohol Fractionation Procedure with respect to purifying immunoglobulin (IVIG)  see "alcohol precipitation" right hand panel. Common plasma fractionation processes are the Cohn fractionation method (Cohn,…

See also Precipitation of antibodies,  Fractionation of plasma and Recovery of concentrates and Types of Plasma Protein fractions  Companies:   Takeda  Collected human plasma may be used as a source material for…

PEG/Salt Systems PEG-salt two phase system: has been known for some time. Kohler formed 7.5% w/w PEG 1500 and 14% potassium phasphate two phase systems directly in a bioreactor and used…

For antibody purification using partitioning see "antibody purification" Many thermoseparating polymers contain ethylene oxide groups. PEG is a thermospearating polymer but its cloud point is too high (above 100C) for use in…

As to partitioning of antibodies see "purification of antibodies" Extraction is the prcoess of moving one or mroe components of a mixture form one phase to another (compare to precipitation which…

Companies:   Apec Water    AquaNu  Evoqua Water Technologies  ESP Water Products Halosource  Hosptial Supply Corporation    Proctor & Gambel   (water floculation agent used to provide clean water) BioSciences Inc  Siemens   Water Research Center   Winter…

Particular Type of Chromatography Anion exchange: --for adenovirus purification: it is usually preferred to use at least one AEX step. (Weggeman (US2009/0123989).  Hydroxyapatite chromatograpy: has been studied for viral clearance for…

Whey can be characterized as milk from which 90-95% of the casein and the fat have been removed. Whey comprises a variety of proteins such as alpha-lactablumin, beta-lactalbumin, immunoglobulins, albumin, enzymes,…

See also isolation of antibodies from colostrum in the "antibody" section under "particular sources" See also isolation of Whey proteins in the "whey" section Bovine colostrum: is the milk secreted by cows during…