分泌片

分泌片(Secretory component)是分泌型免疫球蛋白A(sIgA)的一个组成部分,由粘膜上皮细胞合成,其作用为保护sIgA的铰链区免受蛋白水解酶降解。[1] [2]

一个二聚的sIgA分子。
1: H链
2: L链
3: J链
4: 分泌片

外部链接

参考文献

  1. Roitt, Ivan; Delves, Peter. 10th. Blackwell Science. 2001: 483. ISBN 0-632-05902-8.
  2. . Proc Natl Acad Sci USA. 1991, 88 (19): 8796–8800. PMC 52597. PMID 1924341. doi:10.1073/pnas.88.19.8796.
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