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spermine

 - 3 dictionary results

sper⋅mine

  [spur-meen, -min]
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–noun Biochemistry.
a polyamine, H2N(CH2)3NH(CH2)4NH(CH2)3NH2, formed from spermidine and occurring in all cells, esp. prevalent in semen, sputum, pancreatic tissue, and certain yeasts.
Origin:
1890–95; sperm- + -ine 2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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sper·mine   (spûr'mēn')   
n.  A crystalline polyamine compound, C10H26N4, present in ribosomes and found widely in living tissues along with spermidine. It was originally isolated from semen.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: sperm·ine
Pronunciation: 'sp&r-"mEn, -m&n
Function: noun
: a deliquescent crystalline aliphatic tetramineC10H26N4 found in semen in combination with phosphoric acid, in blood serum and body tissues, and in yeast
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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