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单词 plasmacyte
释义

plasmacyten.

Brit. /ˈplazməsʌɪt/, U.S. /ˈplæzməˌsaɪt/
Origin: Formed within English, by compounding. Etymons: plasma n., -cyte comb. form.
Etymology: < plasma n. + -cyte comb. form. Compare earlier plasmocyte n., plasma cell n., and also earlier plasmacytic adj.
Physiology and Medicine.
A fully differentiated B-lymphocyte, producing a single type of antibody. Also called plasma cell.
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the world > life > biology > substance > cell > types of cells > [noun] > phagocytic cells > plasmocyte
plasma cell1882
plasmocyte1904
plasmablast1937
plasmacyte1937
plasmoblast1940
1937 E. E. Osgood & C. M. Ashworth Atlas Hematol. vii. 68 The characteristic features of the plasmacytes are the deeply basophilic, opaque cytoplasm.., the perinuclear pale area, and the very coarse chromatin structure of the relatively small nucleus.
1941 I. N. Kugelmass Blood Disorders in Children xiii. 498 Accumulation of plasmacytes is probably due to migration from the blood stream and subsequent multiplication by fission.
1961 Lancet 16 Sept. 639/2 We must think of the effective (abnormal) cells in the spleen as plasmacytes which have taken on the character of low-grade tumour cells.
1976 Ann. Rev. Microbiol. 30 591 B cells were being transferred to the local granuloma as the site of antigen, and were then transferring to antibody-producing plasmacytes.
1992 Exper. Parasitol. 74 411/2 The progressive maturation of plasmacytes was observed with the formation of large endoplasmic reticulum vessels.
This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022).
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n.1937
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