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1. (n.) vitellogenesis
the process by which a yolk is formed and accumulated in the ovum.
Etymology: (1945–50; vitell (us ) + -o - + -genesis)
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| Definition of 'vitellogenesis' |
U.S. National Library of Medicine |
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1. vitellogenesis
The active production and accumulation of VITELLINS (egg yolk proteins) in the non-mammalian OOCYTES from circulating precursors, VITELLOGENINS. Vitellogenesis usually begins after the first MEIOSIS and is regulated by estrogenic hormones.
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Definitions of vitellogenesis 
