endothelium endothelium

Definition(s):

  • (n) an epithelium of mesoblastic origin; a thin layer of flattened cells that lines the inside of some body cavities

Usage(s):

  1. What it does: Develops drugs that act on the endothelium, a layer of cells lining blood vessels that acts as a selective barrier between the bloodstream and surrounding tissue.
  2. They release chemical messages that somehow cause smooth muscle cells, normally located below the endothelium, to migrate to the damaged area.
  3. According to Ross, the disease begins with damage to the thin layer of cells, or endothelium, that forms the protective lining of the arteries.

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engender engender
/ɛn ˈdʒɛn dər /