TEM 9-1, This section through the wall of a blood vessel shows from the lumen (1) outwards, the nucleus of an endothelial cell (2), a centriole (3) and caveolae (4) within endothelial cells, caveolae within a smooth muscle cell (5), cytoskeletal filaments (6), the basal lamina (7) and the nucleus of a smooth muscle cell (8).

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	Slide Text TEM 9-1, This section through the wall of a blood vessel shows from the lumen (1) outwards, the nucleus of an endothelial cell (2), a centriole (3) and caveolae (4) within endothelial cells, caveolae within a smooth muscle cell (5), cytoskeletal filaments (6), the basal lamina (7) and the nucleus of a smooth muscle cell (8).