| 单词 |
plasmapheresis |
| 释义 |
plasmapheresis Med.|plæzməˈfɛrɪsɪs, -fəˈriːsɪs|
Also -phoresis, † -pharesis.
[f. plasma + aphæresis; plasmaphoresis by alteration (cf. -phoresis).]
The removal of blood plasma from the body by the withdrawal of blood, its separation into plasma and cells in a centrifuge, and the reintroduction of the cells suspended in a harmless medium.
1920G. H. Whipple et al. in Amer. Jrnl. Physiol. LII. 99 Bleeding a dog from a large artery and a simultaneous replacement of a red blood cell Locke's solution mixture may be called ‘plasma depletion’ or ‘plasmapharesis’. 1927M. Bodansky Introd. Physiol. Chem. vii. 168 Reduction of the plasma proteins by plasmapharesis..results in a condition of shock. 1935H. Sobotka in Harrow & Sherwin Textbk. Biochem. iv. 144 Experimental anemia produced by repeated withdrawal of blood or plasma (plasmaphoresis). 1943Jrnl. Immunol. XLIV. 112 Rabbits whose protein-reserves have been reduced by plasmapheresis and a low-protein diet (carrots) show a definitely lessened capacity to produce antibodies. 1971Nature 27 Aug. 629/2 Before and during corticosteroid⁓induced labour large samples of plasma..were obtained by plasmaphoresis from chronically implanted catheters. 1974Passmore & Robson Compan. Med. Stud. III. li. 16/2 The donation of blood by plasmapheresis is now a major part of blood transfusion practice. The main purpose is to procure large amounts of plasma rich in specific immunoglobulins..and blood grouping reagents. |
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