centrosome


centrosome
The microtubule organizing centre which, in animal cells, surrounds the centriole, and which will divide to organize the two poles of the mitotic spindle. By directing the assembly of a cell\'s skeleton, this organelle controls division, motility and shape.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • centrosome — [ sɑ̃trozom ] n. m. • 1890; mot angl. ; de centro et some ♦ Biol. Petit corpuscule cytoplasmique, proche du noyau, qui se divise pendant la mitose, les deux parties qui en résultent migrant vers les pôles opposés de la cellule en division. ⇒… …   Encyclopédie Universelle

  • Centrosome — Cen tro*some , n. [Gr. ? center + ? the body.] (Biol.) A peculiar rounded body lying near the nucleus of a cell. It is regarded as the dynamic element by means of which the machinery of cell division is organized. [1913 Webster] …   The Collaborative International Dictionary of English

  • centrosome — centrosome. См. центросома. (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.

  • centrosome — 1889, from Ger. centrosoma (1888), coined by German zoologist Theodor Boveri (1862 1915), from centro (see CENTER (Cf. center)) + Gk. soma body …   Etymology dictionary

  • centrosome — [sen′trə sōm΄] n. [ CENTRO + SOME3] a very small body near the nucleus in most animal cells, consisting of a centriole surrounded by a centrosphere: in mitosis it divides, and the two parts move to opposite poles of the dividing cell centrosomic… …   English World dictionary

  • Centrosome — Schematic of typical animal cell, showing subcellular components. Organelles: (1) Nucleolus (2) Nucleus (3) Ribosomes (little dots) (4) Vesicle (5) Rough endoplasmic reticulum (ER) (6) Golgi apparatus (7) Cytoskeleton (8) Smooth ER (9)… …   Wikipedia

  • Centrosome — Schéma d une cellule animale type. Organites : (1) nucleole (2) Noyau (3) ribosomes (petits points) (4) vesicule (5) Réticulum endoplasmique granuleux (REG) (6) Appareil de Golgi (7) cytosquelette (8) Réticulum endoplasmique lisse (9) …   Wikipédia en Français

  • centrosome — A specialized region of a living cell, situated next to the nucleus, where microtubules are assembled and broken down during cell division. The centrosome of most animal cells contains a pair of centrioles …   Glossary of Biotechnology

  • centrosome — noun Etymology: International Scientific Vocabulary Date: 1889 1. centriole 2. the centriole containing region of clear cytoplasm adjacent to the cell nucleus …   New Collegiate Dictionary

  • centrosome — n. [Gr. kentron, center; soma, body] A specialized area of condensed cytoplasm that contains the centrioles at the beginning of mitosis; also called centrosphere, cytocentrum, microcentrum, attraction sphere, and paranuclear body …   Dictionary of invertebrate zoology


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