| 词汇 | sera |
| 释义 | sera noun uk /ˈsɪə.rə/ us /ˈsɪr.ə/ plural ofserum（serum的复数） The circulatory system & blood ABO accessory pathway adventitia adventitial ANA auricle bicuspid valve corpuscle femoral artery glomus granulocyte haematogenous haemic phagocyte portal system precava pulmonary artery pulmonary vein pulmonic tricuspid valve Examples of serasera All 31 cases provided acute sera, 19 provided convalescent sera and 14 had viral throat/nose swabs taken. Sera from individuals known to be affected by immunosuppressive conditions or by an acute infection or to have recently undergone blood transfusion were excluded. Dilutions of the sera were allowed to react with the coating antigen. Sera were tested at 1 in 200 dilution on antigen coated plates. A week after the last dose of antigen, jirds were bled from the retro-orbital plexus and immune sera were isolated. The rabbits were bled before the immunizations, and the sera obtained were used for control studies. The sources of sera used have been described previously [8]. The wells were incubated for 2 h at room temperature with diluted human sera. Blots were incubated overnight with the various test sera. The sole exclusion criterion was sera collected from individuals with known immune deficiencies. Sera has been systematically collected from mice and rats either harbouring a schistosome infection, or vaccinated with the isolated membrane preparation. Saving tests by pooling sera - how great are the benefits ? All sera for which the result was equivocal were retested. In total, 4943 (48n9 %) sera were from males and 5175 (51n1 %) from females. The duration of this maternally derived immunity was determined experimentally from sera of unvaccinated children. See all examples of sera These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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