Medical Dictionary


noun gly·co·gen \ˈglī-kə-jən\

Medical Definition of GLYCOGEN

:  a white amorphous tasteless polysaccharide (C6H10O5)x that constitutes the principal form in which glucose is stored in animal tissues, occurs especially in the liver and in muscle and also in fungi and yeasts, and resembles starch in molecular structure and in the formation of only glucose on complete hydrolysis—called also animal starch
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