Surrounding the vitellus or yolk. [peri- + L. vitellus, yolk]

* * *

peri·vi·tel·line (per″e-vĭ-telґēn) near or around the yolk.

Medical dictionary. 2011.

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  • Perivitelline — Per i*vi*tel line, a. [Pref. peri + vitelline.] (Biol.) Situated around the vitellus, or between the vitellus and zona pellucida of an ovum. [1913 Webster] …   The Collaborative International Dictionary of English

  • perivitelline — /per i vi telˈēn/ (biology) adjective Surrounding the yolk of an egg ORIGIN: ↑peri (1) and ↑vitelline …   Useful english dictionary

  • perivitelline space — perivitelline space. См. перивителлиновое пространство. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • perivitelline — adjective Situated around (or near) the vitellus …   Wiktionary

  • perivitelline — peri·vitelline …   English syllables

  • perivitelline space — the fluid filled space between the embryo and chorion of an egg. The width varies between fish groups and so can be used in identification …   Dictionary of ichthyology

  • perivitelline space — peri·vi·tel·line space .per ə vī tel ən , .ēn , .īn n the fluid filled space between the fertilization membrane and the ovum after the entry of a sperm into the egg * * * in mammals, a fluid filled space between the plasma membrane of the oocyte… …   Medical dictionary

  • perivitelline space — “+... noun Etymology: peri + vitelline : the fluid filled space between fertilization membrane and ovum after the entry of a sperm into the egg …   Useful english dictionary

  • перивителлиновое пространство — perivitelline space перивителлиновое пространство. Пространство между зародышем и яйцевой оболочкой, заполненное специфической жидкостью; возникает при активации яйца и сохраняется до вылупления зародыша предотвращается полиспермию, защищает… …   Молекулярная биология и генетика. Толковый словарь.

  • Regional specification — In the field of developmental biology, regional specification is the process by which different areas are identified in the development of the early embryo. The process by which the cells become specified differs between organisms. Contents 1… …   Wikipedia

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