Mokhoa oa lik'hemik'hale oa spermidine ke C7H19N3, e nang le sehlopha se le seng sa amine (NH) le lihlopha tse peli tsa amino (NH2). Mokhoa oa eona oa limolek'hule o bont?itsoe ka tlase, oa kristale e bonaletsang e se nang 'mala. Sebopeho sa lik'hemik'hale sa spermidine se na le liathomo tse tharo tsa naetrojene, tse etsang hore e be le ts'ebetso e itseng ea lik'hemik'hale le ts'ebetso ea likokoana-hloko.

Spermidine e fumanoa lijong tse ngata, haholo-holo ka tekanyo e phahameng ea limela (tse kang linaoa tsa soya), lijo-thollo, lijo tse lomositsoeng (joaloka chisi), li-mushroom, le litholoana tse ling (joaloka litholoana tsa citrus). 'Mele o boetse o etsa spermidine ka boeona, haholo-holo sebeteng, liphio le mala a manyenyane. Leha ho le joalo, palo ea spermidine e hlahisoang ke 'mele oa motho e angoa ke lilemo, lijo, likokoana-hloko tsa mala le liphatsa tsa lefutso,' me palo ea 'mele oa motho ka boeena e qala ho fokotseha ka mor'a lilemo tse 30,' me ho fokotseha ho hlakile haholoanyane ka mor'a lilemo tse 40.

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Spermidine e na le li-anti-oxidation (li-radicals tse hlakileng tsa mahala), li-anti-aging (autophagy, hloekisa lisele tsa senescent), li ntlafatsa bophelo bo botle ba ho ikatisa (haholo-holo ho ntlafatsa mae a bomme, ho lelefatsa lilemo tsa ho ikatisa) le ho sireletsa pelo le cerebrovascular, joalo-joalo, e fetohile sehlahisoa sa linaleli t?imong ea ho thibela botsofali.

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Spermidine e na le mekhoa e 'meli ea ho nt?a limela le ho belisoa ha likokoana-hloko, lihlahisoa tsa spermidine' marakeng li nt?oa haholo-holo ho raese kapa kokoana ea koro e le lisebelisoa tse tala, 'me theko ea 98% ea lihlahisoa tse hloekileng e ka holimo ho 7000 yuan / kg.

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Biosynthesis: synthesizing spermidine le homoserine le putrescine (butylenediamine) e le substrate, dehydrogenating homoserine ho aspartate hemialdehyde le NADH e nang le homoserine dehydrogenase, synthesizing aspartate hemialdehyde le putrescine ho carboxyglarine ka NADH e le coenzyme, le ho finyella hape. Qetellong, arginine decarboxylase decarboxylated arginine ho hlahisa arginine. Motsoako oa spermidine tharollong ea karabelo e ka ba 13g/L.

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Hajoale, lik'hamphani tsa lapeng tsa maiketsetso tsa baeloji ea Huarui Biology, Zhongke Xinyang, Twinings Biology le Shanghai ergothione le lik'hamphani tse ling li sutumelletsa lihlahisoa tsa maiketsetso tsa biology tsa spermidine, tseo qetellong li ka etellang pele indastering le ho fetoha phepelo e kholo a re emeng re bone.