Antioxidants

Tusitala: Laura McKinney
Aso O Foafoaga: 7 Apelila 2021
Faafouga Aso: 13 Mae 2024
Anonim
Antioxidants and aging: A radical theory
Ata: Antioxidants and aging: A radical theory

Anotusi

O le antioxidants o molemole o loʻo i ai le aoga o le faʻatuai poʻo le puipuia o le oxidation o isi molemoni: o le faʻaosofia o nei molemole o le poloka o le faʻaleagaina o aafiaga o saoloto radicals, lea e gaosia e le oxidation ma amata filifili tali faʻaleagaina le sela

O le antioxidants latou te mafaia ona faʻauma ia mea tali atu, aveʻesea saoloto radical intermediates ma taofia isi tali atu oxidation, elea i le faʻafeagai o latou.

Galuega tauave

O auala e faʻataunuʻuina ai e le au antioxidants a latou gaioiga e eseʻese faʻalagolago i le mataupu, ae o le mea e masani ai o le tuʻufaʻatasi fesoʻotaʻiga ma meaola o meaola, o loʻo galue ai le antioxidant pei mea faʻamautu, e ala i le faʻaliliuina o le electron i le reactive species: i lenei auala, o le radical leiloa lona tulaga.

Lenei ua avea o se vaega o le mole faʻaiʻuga o le antioxidant e avea ma mea e maua fua, ae o leisi e leai se mea e maua pe leai foi i lona siʻosiʻomaga. O isi metotia o le faʻagaioiga o vailaʻau oona o le faʻamautuina o fua saoloto e ala i le lafo tuusaʻo o le hydrogen atom.


Faavasegaina

Antioxidants e masani faʻavasegaina faʻatasi ma i latou e masani biosynthesized e le tino, ma i latou e faʻaulufaleina i le taumafataga: faʻatasi ai ma mea muamua o loʻo avea uma ma enzymatic ma non-enzymatic, aʻo le mulimuli e faʻavasegaina i vaitamini ia o vailaʻau oona, carotenoids, polyphenols, ma compound latou te le faia aʻe ai se tasi o le tolu vaega talu ai .

Tagaʻi foʻi: Faʻataʻitaʻiga o Lolomi Elemene

Taua

I le uiga o le faʻatuaiina o le okesene gaioiga, antioxidants faʻapena foi faifai lemu le matua faiga, tau le faʻaleagaina ma le oti o sela e mafua ai fua saoloto, ma e i ai le taua aʻafiaga i le leaga o le paʻu ma le tino. O le le gafatia e le tino lava ia ona faʻamamaina le radicals saoloto lea e faʻaalia i aso uma malosiʻaga e faʻaalu i meaʻai ma meatotino a le antioxidant, ina ia poloka ai lo latou aʻafiaga.


I leisi itu, o loʻo tele faʻataʻitaʻiga suʻesuʻega e manatu ai o le 'ai o meaʻai e masani ai ona avea le taumafaina o vailaʻau paʻaga malosi i le taua faasaga i le kanesa. Lenei mafai ona mafua mai i le taofiofia o le sela leaga, poʻo le faʻamalosia o le tali atu o le puipuiga i le lautele.

O isi tulaga e pei o le paʻu o le macular, taofiofi le puipuiga ona o le leaga o meaʻai, ma neurodegeneration mafua mai i le faʻamalosi oxidative, mafai ona puipuia e ala i le taumafaina o antioxidants.

Fuaina o le maualuga o antioxidants i meaai e le o se faigofie galuega, ma o le taimi nei le sili faʻailoga o le malosi okometi mitiia okesene. E maua le Antioxidants i ituaiga eseese o meaʻai pei o fualaʻau, fualaʻau, saito, legum, ma nati.

Tagaʻi foʻi: O a macronutrients ma micronutrients?


Faʻataʻitaʻiga o Antioxidants

Vitamini AEleva acidSulphur
Uric acidSeleniumaResveratrol
AnthocyaninsIsoflavonesManganese
CatechinsMetala paʻepaʻeBeta carotenes
HesperidinPolyphenolsThiols
Vitamini CLycopeneCoenzyme
MelatoninQuercetinGlutathione
Vitamini ECapsicinCatechizing
IsothiocyanatesCarotenoidsFaʻapaʻapaʻu
AllicinApamemeaZeaxanthin

E mafai ona fesoasoani ia te oe:

  • Protein Faʻataʻitaʻiga
  • Faʻataʻitaʻiga o Enzymes (ma a latou galuega)
  • Faʻataʻitaʻiga o Karbohidate
  • Faʻataʻitaʻiga o Lipida


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