Usoro kem?kal nke spermidine b? C7H19N3, nke nwere otu amine (NH) na otu amino ab?? (NH2). Egosiri usoro ihe omimi ya n'okpuru ebe a, b? nke kristal na-enwegh? agba. ?d?d? kem?kal nke spermidine nwere at? nitrogen at?, nke na-eme ka ? nwee ?f?d? ?r? kem?kal na ?r? ndu.

A na-ach?ta Spermidine n'?t?t? nri, kar?s?a n'?t?t? d? elu na mkpo (d? ka soybean), ?ka zuru oke, nri fermented (d? ka cheese), mushrooms, na ?f?d? mkp?r? osisi (d? ka mkp?r? osisi citrus). Ah? na-emep?takwa spermidine n'onwe ya, tumadi na imeju, ak?r? na obere eriri af?. Otú ? d?, ?n? ?g?g? spermidine nke ah? mmad? na-emep?ta na-emet?ta af? nd?, nri nri, microbiota intestinal microbiota na mkp?r? nd? ihe nketa, na ?n? ?g?g? nke njik? ah? mmad? na-amalite ibelata mgbe af? 30 gas?r?, na ?d?da na-ap?ta ìhè kar?a mgbe af? 40 gas?r?.

?

Spermidine nwere mgbochi oxidation (radicals free free), mgbochi ?ka nká (autophagy, hichaa mkp?r? nd? senescent), meziwanye ah?ike ?m? nwa (kar?s?a kwalite ovaries, ogologo oge ?m? nwa) ma na-echebe obi na akwara obi na cerebrovascular, wdg, agh?wo ngwaah?a kpakpando n'?h?a nke mgbochi ?ka nká.

?

Spermidine nwere usoro ab?? nke mm?p?ta osisi na gbaa ?ka ndu, ngwaah?a spermidine n'ah?a b? nke a na-esi na osikapa ma ? b? germ ?ka am?p?ta d? ka ak?r?ngwa, yana ?n?ah?a 98% d? ?cha d? elu d? ka 7000 yuan / kg.

?

Biosynthesis: synthesizing spermidine na homoserine na putrescine (butylenediamine) d? ka mkp?r?, dehydrogenating homoserine ka aspartate hemialdehyde na NADH na homoserine dehydrogenase, synthesizing aspartate hemialdehyde na putrescine ka carboxyglarine na NADH d? ka coenzyme, na-enwetaghachi coenzyme. N'ikpeaz?, arginine decarboxylase decarboxylated arginine iji mep?ta arginine. ?n?n? nke spermidine na ngw?ta mmeghachi omume nwere ike ?b? ihe d?ka 13g / L.

?

Ka ? d? ugbu a, ?l? ?r? nd? na-emep?ta ihe nd? na-emep?ta ihe nd? d? nd? Huarui Biology, Zhongke Xinyang, Twinings Biology na Shanghai ergothione na ?l? ?r? nd? ?z? na-akwalite ngwaah?a spermidine synthetic biology, b? nd? nwere ike mechaa bute ?z? n'ime mmep?ta ihe ma gh?? isi ihe na-enye any? ka any? chere ma h?.