| 单词 | antibody |
| 释义 | antibody /an"ti bod'ee/, n. , pl. antibodies. 1. any of numerous Y-shaped protein molecules produced by B cells as a primary immune defense, each molecule and its clones having a unique binding site that can combine with the complementary site of a foreign antigen, as on a virus or bacterium, thereby disabling the antigen and signaling other immune defenses. Abbr.: Ab 2. antibodies of a particular type collectively. Also called immunoglobulin. [1895-1900; ANTI- + BODY] |
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