spermine


spermine
(= N, N\' bis(3-aminopropyl) -1,4-butanediamine) )
Polybasic amine (polyamine). Found in human sperm, in ribosomes and in some viruses. Involved in nucleic acid packaging. Synthesis is regulated by ornithine decarboxylase which plays a key role in control of DNA replication.

Dictionary of molecular biology. 2004.

Look at other dictionaries:

  • Spermine — Spermine …   Wikipedia

  • spermine — [ spɛrmin ] n. f. • 1903; de sperme et (a)mine ♦ Biochim. Polyamine qui stabilise l A. D. N. spermine [spɛʀmin] n. f. ÉTYM. 1903, Rev. gén. des sc., no 16, p. 862; de sperm(e), et suff. de ( …   Encyclopédie Universelle

  • spermine — [spʉr′mēn΄, spʉr′min] n. [ SPERM1 + INE3] a basic substance, C10H26N4, associated with nucleic acids and cell membranes, found in nearly all animal tissues: first found in human semen …   English World dictionary

  • spermine — sperminas statusas T sritis chemija formulė H₂N(CH₂)₃NH(CH₂)₄NH(CH₂)₃NH₂ atitikmenys: angl. spermine rus. спермин ryšiai: sinonimas – 4,9 diaza 1,12 dodekandiaminas …   Chemijos terminų aiškinamasis žodynas

  • spermine — /sperr meen, min/, n. Biochem. 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. [1890 95; SPERM + INE2] * * * …   Universalium

  • spermine — noun A polyamine, N,N bis(3 aminopropyl) butane 1,4 diamine, originally extracted from sperm, that is involved in cellular metabolism …   Wiktionary

  • spermine — A polyamine found in some bacteria; associated with nucleic acid s in some viruses; found in human sperm; important in cell and tissue growth. SYN: gerontine, musculamine, neuridine. * * * sperm·ine spər .mēn, mən …   Medical dictionary

  • spermine — n. crystalline polyamine compound occurring in almost all tissues (first found in human semen) …   English contemporary dictionary

  • spermine — sperm·ine …   English syllables

  • spermine — ˈspərˌmēn, mə̇n noun ( s) Etymology: sperm + ine : a deliquescent crystalline aliphatic tetramine [−CH2CH2NH(CH2)3NH2]2 found in semen in combination with phosphoric acid, in blood serum and body tissues, and in yeast and also prepared… …   Useful english dictionary


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