
Spermidine is a polyamine compound ({chem|C|7|H|19|N|3}) found in ribosomes and living tissues, and having various metabolic functions within organisms. It was originally isolated from semen. ==Function== Polyamines, such as spermidine, are polycationic aliphatic amines and are multifunctional. They serve vital roles in cell survival. Spermidine s...
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<biochemistry> A polybasic amine. ... See: spermine. ... (18 Nov 1997) ...
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(spur´mĭ-dēn) a polyamine first found in human semen but now known to occur in almost all tissues, in association with nucleic acids.
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(= N-(3-aminopropyl)-1,4-butanediamine)) A polybasic amine (polyamine); see spermine.
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Type: Term Pronunciation: sper′mi-dēn Definitions: 1. A polyamine found with spermine in a variety of organisms and tissues; found in human sperm; important in cell and tissue growth; N(3-aminopropyl-1,4-diaminobutane.
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The biogenic amine is found in all living organisms and is responsible for cell growth, among other things. The name is derived from its main occurrence in the male seminal fluid. Studies on the vinegar fly (fruit fly) have shown that the forgetfulness of old age can be reduced. Research is being conducted into the possible transferability of ...
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