A glial cell found in vertebrate brain, named for its characteristic star-like shape. Astrocytes lend both mechanical and metabolic support for neurons, regulating the environment in which they function. See oligodendrocytes.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • astrocyte — ● astrocyte nom masculin Cellule constitutive de la névroglie possédant un corps volumineux autour duquel rayonnent de nombreux prolongements fins et ramifiés. ⇒ASTROCYTE, subst. masc. MÉD. ,,Cellule de la substance grise des systèmes nerveux… …   Encyclopédie Universelle

  • astrocyte — n. a large star shaped neuroglial cell in nervous tissue. [PJC] …   The Collaborative International Dictionary of English

  • astrocyte — [as′trōsīt΄, as′trəsīt΄] n. [ ASTRO + CYTE] a star shaped cell of the brain and spinal cord astrocytic [as′trōsit′ik, as′trəsit′ik] adj …   English World dictionary

  • Astrocyte — For the cell in the gastrointestinal tract, see Interstitial cell of Cajal. Neuron: Astrocyte Astrocytes can be visualized in culture because they express glial fibrillary acidic protein …   Wikipedia

  • Astrocyte — Les astrocytes peuvent être visualisés à l aide du marqueur GFAP. Les astrocytes sont des cellules gliales du système nerveux central. Elles ont généralement une forme étoilée, d où provient leur étymologie : Astro étoile et cyte cellule.… …   Wikipédia en Français

  • astrocyte — noun comparatively large neuroglial cell • Derivationally related forms: ↑astrocytic • Hypernyms: ↑neurogliacyte, ↑neuroglial cell, ↑glial cell • Hyponyms: ↑fibrous astrocyte, ↑ …   Useful english dictionary

  • astrocyte — A type of cell found in the brain and spinal cord. An astrocyte is a small, star shaped glial cell (a cell that surrounds and supports nerve cells) …   English dictionary of cancer terms

  • astrocyte — noun Etymology: International Scientific Vocabulary Date: 1898 a large star shaped cell of the glia • astrocytic adjective …   New Collegiate Dictionary

  • astrocyte — n. [Gr. aster, star; kytos, container] 1. A starshaped neuroglia cell. 2. Any star shaped cell, especially in stroma tissues …   Dictionary of invertebrate zoology

  • astrocyte — astrocytic /as treuh sit ik/, adj. /as treuh suyt /, n. Cell Biol. a star shaped neuroglial cell of ectodermal origin. [1895 1900; ASTRO + CYTE] * * * …   Universalium

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