blastophore

blastophore
An early stage of division of a coccidial schizont in which spheroid or ellipsoid structures are formed with a single peripheral layer of nuclei; merozoites form at the surface of the b. over each nucleus, grow out radially, and separate from the residual body (remnant of the b.); in a first-generation schizont such as Eimeria bovis, about 120,000 merozoites are produced. [blasto- + G. phoros, bearing]

Medical dictionary. 2011.

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  • Blastophore — Blas to*phore, n. [Gr. blasto s sprout + ? to bear.] (Biol.) That portion of the spermatospore which is not converted into spermatoblasts, but carries them. [1913 Webster] …   The Collaborative International Dictionary of English

  • blastophore — n. [Gr. blastos, bud; phorein, to bear] 1. The external opening of the enteron of a gastrula. 2. (ANNELIDA) The endodermal cells brought into an internal position in the embryo during the mitotic division …   Dictionary of invertebrate zoology

  • blastophore — (bla sto fo r ) s. m. Terme de botanique. Partie de l embryon macrorrhize qui soutient le blaste. ÉTYMOLOGIE    Blaste, et terme grec qui signifie qui porte …   Dictionnaire de la Langue Française d'Émile Littré

  • blastophore — blas·to·phore …   English syllables

  • blastophore — …   Useful english dictionary

  • blasto- — blast(o) , blaste ♦ Éléments, du gr. blastos « germe ». blaste, blasto éléments, du gr. blastos, germe . ⇒BLASTO , élément préf. Premier élément entrant dans la compos. de subst. et, plus rarement, d adj. du vocab. sc., dans lesquels il exprime… …   Encyclopédie Universelle

  • Blastophoral — Blas toph o*ral, Blastophoric Blas to*phor ic, a. Relating to the blastophore. [1913 Webster] …   The Collaborative International Dictionary of English

  • Blastophoric — Blastophoral Blas toph o*ral, Blastophoric Blas to*phor ic, a. Relating to the blastophore. [1913 Webster] …   The Collaborative International Dictionary of English

  • Primitive groove — Infobox Embryology Name = Primitive groove Latin = GraySubject = 6 GrayPage = 47 Caption = Surface view of embryo of Hylobates concolor. The amnion has been opened to expose the embryonic disk. Caption2 = System = CarnegieStage = 9 Precursor =… …   Wikipedia

  • blastofor — BLASTOFÓR s. n. 1. cordon ombilical al ovulului. 2. fir care leagă sămânţa de pericarp, nutrind o în tinereţe. 3. formaţiune anatomică cu aspect de cordon. (< fr. blastophore) Trimis de raduborza, 15.09.2007. Sursa: MDN …   Dicționar Român

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