basement membrane
noun Date: 1847 a thin membranous layer of connective tissue that separates a layer of epithelial cells from the underlying lamina propia

New Collegiate Dictionary. 2001.

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  • Basement membrane — Illustration depicting basement membrane in relation to epithelium and endothelium. Also seen are other extracellular matrix components Latin membr …   Wikipedia

  • Basement membrane — Basement Base ment (b[=a]sment), n. [F. soubassement. Of uncertain origin. Cf. {Base}, a., {Bastion}.] (Arch.) The outer wall of the ground story of a building, or of a part of that story, when treated as a distinct substructure. (See {Base}, n …   The Collaborative International Dictionary of English

  • basement membrane — base·ment membrane .bā smənt n 1) a thin extracellular supporting layer that separates a layer of epithelial cells from the underlying lamina propria and is composed of the basal lamina and reticular lamina 2) basal lamina * * * the thin delicate …   Medical dictionary

  • basement membrane — 1. The noncellular membrane underlying the epidermal cells of the body wall that separates it from the body cavity. 2. (ARTHROPODA: Insecta) Applied also to the inner surface of the eye; the basilemma …   Dictionary of invertebrate zoology

  • basement membrane — Cell Biol. a thin, extracellular membrane underlying epithelial tissue. [1840 50] * * * …   Universalium

  • basement membrane — noun Anatomy a thin, delicate membrane separating an epithelium from underlying tissue …   English new terms dictionary

  • basement membrane — the thin delicate membrane that lies at the base of an epithelium. It is composed of mucopolysaccharide and fibres of protein …   The new mediacal dictionary

  • basement membrane — base′ment mem brane n. cbl a thin, extracellular membrane underlying epithelial tissue • Etymology: 1840–50 …   From formal English to slang

  • basement membrane — noun : a delicate connective tissue membrane commonly composed of a single layer of flat cells and underlying the epithelial cells of many organs …   Useful english dictionary

  • basement membrane — Extracellular matrix characteristically found under epithelial cells. There are two distinct layers: the basal lamina, immediately adjacent to the cells, is a product of the epithelial cells themselves and contains collagen type IV; the reticular …   Dictionary of molecular biology

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