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Definition of Desmosomes
1. desmosome [n] - See also: desmosome
Medical Definition of Desmosomes
1. A type of junction that attaches one cell to its neighbor. One of a number of differentiated regions which occur, for example, where the cytoplasmic membranes of adjacent epithelial cells are closely apposed. It consists of a circular region of each membrane together with associated intracellular microfilaments and an intercellular material which may include, for example, mucopolysaccharides. (12 Dec 1998)