Definition of vitellogenin in English:

vitellogenin

Line breaks: vi¦tello|genin
Pronunciation: /vɪˌtɛlə(ʊ)ˈdʒɛnɪn
 
, ˌvɪt(ə)ləʊˈdʒɛnɪn/

noun

Biochemistry
  • A protein present in the blood, from which the substance of egg yolk is derived.
    More example sentences
    • They assayed the fish plasma for the estrogenic biomarker, vitellogenin, the major egg-yolk protein under synthesis control of endogenous estradiol.
    • Nondestructive analyses of plasma sampled from birds when captured may, however, be used to identify fecund females, using an egg yolk protein called vitellogenin.
    • For example, induction of the female-specific protein, vitellogenin, in male fish is a well-known effect of exposure to xeno-oestrogens and serves as a biomarker of such exposure.

Origin

1960s: from vitellus + -gen + -in1.

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