Antioxidants

Mawallafi: Laura McKinney
Ranar Halitta: 7 Afrilu 2021
Sabuntawa: 13 Yiwu 2024
Anonim
Antioxidants and aging: A radical theory
Video: Antioxidants and aging: A radical theory

Wadatacce

The antioxidants sune kwayoyin da ke da aikin jinkirtawa ko hana oxyidation na wasu kwayoyin: motsawar waɗannan kwayoyin shine toshe tasirin ɓarna na free radicals, waɗanda ake samarwa ta hanyar iskar shaka da fara halayen sarkar da ke lalata sel.

The antioxidants Shin za su iya gama waɗannan halayen, cire tsaka -tsakin tsattsauran ra'ayi da hana wasu halayen oxyidation, tsatsa a adawa da kansu.

Aiki

Hanyoyin da antioxidants ke cika aikin su sun bambanta dangane da yanayin, amma mafi yawan shine hulɗa kai tsaye tare da nau'in mai amsawa, a ƙarƙashin abin da antioxidant ke aiki azaman stabilizer,, ta hanyar canja wurin lantarki zuwa nau'in mai kunnawa: ta wannan hanyar, mai tsattsauran ra'ayi ya rasa yanayin sa.

Wannan yana da sakamako na kwayoyin cewa maganin antioxidant shi kuma ya zama mai tsattsauran ra'ayi, amma wanda ke da ƙarancin ko kaɗan a cikin muhallinsa. Sauran hanyoyin aiki na antioxidants shine tabbatar da free radicals ta hanyar canja wurin kai tsaye na atomatik hydrogen.


Rarraba

Antioxidants galibi ana rarrabe su tsakanin waɗanda aka saba biosynthesized ta jiki, da waɗanda ke shigar da shi ta hanyar abinci: daga cikin na farko akwai duka na enzyme da waɗanda ba na enzymatic ba, yayin da na ƙarshe an rarrabe su cikin bitamin waɗanda ke maganin antioxidants, carotenoids, polyphenols, da mahaɗan da ba su zama ɗaya daga cikin rukunoni uku da suka gabata ba. .

Duba kuma: Misalai na Abubuwan Bincike

Muhimmancin

A cikin ma'anar jinkirta tsarin oxyidation, antioxidants kuma rage jinkirin tsarin tsufa, yaki da tabarbarewa da mutuwa na sel wadanda ke haifar da tsattsauran ra'ayi, kuma suna da tasiri na asali kan lalacewar fata da jiki. Rashin ikon jikin da kansa don kawar da radicals wanda ake fallasa su yau da kullun don neman abinci tare da kaddarorin antioxidant, don toshe tasirin su.


A gefe guda, akwai bincike da yawa waɗanda ke yin la’akari da cewa cin abincin da ake amfani da shi a cikin antioxidant yana bayyana akai -akai na iya zama abokin aiki a cikin yaki da cutar kansa. Ana iya haifar da wannan ta hanyar hana haɓakar cutar m Kwayoyin, ko kuma ta hanyar aiki mai ƙarfi tsarin garkuwar jiki gaba ɗaya.

Sauran yanayi irin su lalacewar macular, hana garkuwar jiki saboda rashin abinci mai gina jiki, da neurodegeneration wanda ke haifar da danniya na oxyidative, ana iya hana shi ta hanyar amfani da antioxidants.

Auna matakin antioxidants a cikin abinci ba aiki bane mai sauƙi, kuma a halin yanzu mafi kyawun alama shine karfin iskar shakar iskar oxygen. Ana samun sinadarin Antioxidants a cikin abinci iri -iri kamar kayan lambu, 'ya'yan itatuwa, hatsi, hatsi, da kwaya.

Duba kuma: Menene macronutrients da micronutrients?


Misalan Antioxidants

Vitamin AEllagic acidSulfur
Uric acidSeleniumResveratrol
AnthocyaninsIsoflavonesManganese
CatechinsZincBeta carotene
HesperidinPolyphenolsThiols
Vitamin CLycopeneCoenzyme
MelatoninQuercetinGlutathione
Vitamin ECapsicinCatechizing
IsothiocyanatesCarotenoidsTannins
AllicinCopperZeaxanthin

Zai iya taimaka muku:

  • Misalan Protein
  • Misalan Enzymes (da aikin su)
  • Misalan Carbohydrates
  • Misalan Lipids


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