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单词 trophocyte
释义

> as lemmas

trophocyte
trophocyte n.
Brit. /ˈtrɒfə(ʊ)sʌɪt/
,
/ˈtrəʊfə(ʊ)sʌɪt/
,
U.S. /ˈtrɑfəˌsaɪt/
,
/ˈtroʊfəˌsaɪt/
[after Italian trofocito (A. Berlese 1897, in Rivista di patologia vegetale 6 113)] chiefly Entomology any of various types of cell serving a nutritive function; esp. a specialized cell of the fat body or a nurse cell of the ovary in an insect.
ΘΚΠ
the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [noun] > specialized cell > cell forming fatty tissue
trophocyte1898
1898 Jrnl. Royal Microsc. Soc. 535 Sig. A. Berlese describes the wandering cells (trophocytes) which occur in great numbers in the pupæ of Muscidæ, and serve to store up the albuminoid detritus.
1904 Jrnl. Royal Microsc. Soc. 527 Imaginal Adipose Tissue in Muscidæ.—Ch. Pérez has made a study of this tissue, which consists of two kinds of elements—trophocytes and œnocytes.
1938 Brit. Jrnl. Animal Behav. 3 148/1 The number of oocytes in each ovariole were counted from the point where an oocyte and a trophocyte were of the same size.
1983 Tissue & Cell 15 281 We describe two phases, previtellogenic and vitellogenic, in the activity of the trophocytes in the fat body of the mosquito Aedes aegypti.
2012 M. O. Soyer-Gobillard in M. Schaechter Eukaryotic Microbes xix. 270/2 Two kinds of cell are present [in a mixotrophic dinoflagellate]: the trophocyte, which remains temporarily undivided while it increases in size, and the gonocyte, which produces sporocytes.
extracted from tropho-comb. form
<
as lemmas
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