| 摘要 |
1303408 Fractionating blood BAXTER LABORATORIES INC 4 Oct 1971 [2 Oct 1970] 46017/71 Heading A5B Glycine is added to citrated blood to produce antihaemophilic factor (AHF) as a precipitate and a plasma supernatent. The supernatent may be worked up by precipitation with polyethylene glycol (PEG) of M.W. c.200 to c.20000 and treatment with tricalcium phosphate to produce a prothrombin complex as shown in the diagram. The precipitate may also be treated as indicated with PEG and glycine to yield an AHF concentrate. |
