spermine उदाहरण वाक्य

This compound then donates its n-propylamine group in the biosynthesis of polyamines such as spermidine and spermine from putrescine.
A mixture of 5-methoxysalicylic acid and spermine can be used as a matrix for oligonucleotides analysis in MALDI mass spectrometry.
Allosteric receptor binding sites for zinc, proteins and the polyamines spermidine and spermine are also modulators for the NMDA receptor channels.
Polyamines ( spermidine and spermine ) have been observed to be released from " S . boulardii " in the rat ileum.
QRICH2 protein has some sequence similarities with the spermidine / spermine N ( 1 )-acetyl-like protein 1 in several species.

The ornithine decarboxylation reaction catalyzed by ornithine decarboxylase is the first and committed step in the synthesis of polyamines, particularly putrescine, spermidine and spermine.
It is found as a polycation at physiological pH . Spermine is associated with nucleic acids and is thought to stabilize helical structure, particularly in viruses.
Spermidine / spermine N ( 1 )-acetyltransferase ( SPD / SPM acetyltransferase ) is a rate-limiting enzyme in the catabolic pathway of polyamine metabolism.
It's the type of chemical ( Spermine and Spermidine in particular ) that give semen its smell .-- BluePlatypus 01 : 49, 23 April 2006 ( UTC)
It catalyzes the N ( 1 )-acetylation of spermidine and spermine and, by the successive activity of polyamine oxidase, spermine can be converted to spermidine and spermidine to putrescine.