Lub substrate ntawm enzyme peroxidase Koj paub li cas?
Lub substrate ntawm enzyme peroxidase Koj paub li cas?

Video: Lub substrate ntawm enzyme peroxidase Koj paub li cas?

Video: Lub substrate ntawm enzyme peroxidase Koj paub li cas?
Video: Enzyme Peroxidase 2024, Lub Xya hli ntuj
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Hydrogen peroxide yog qhov ua tau substrate ntawm enzyme peroxidase . Nws yog vim rau qhov tseeb tias txhua yam tshuaj lom neeg cuam tshuam nrog hydrogen peroxide, yog muaj peev xwm rau yuav catalyzed los ntawm peroxidase.

Ua kom pom qhov no, lub substrate ntawm enzyme peroxidase yog dab tsi?

Rau ntau ntawm cov no cov enzymes qhov zoo tshaj plaws substrate yog hydrogen peroxide, tab sis lwm tus muaj zog dua nrog cov organic hydroperoxides xws li lipid peroxides. Peroxidases tuaj yeem muaj heme cofactor hauv lawv qhov chaw nquag, lossis hloov redox-active cysteine lossis selenocysteine seem.

Ib qho ntxiv, qhov twg pom peroxidase hauv tib neeg? Peroxidase kev ua yog pom nyob rau hauv exocrine secretions xws li mis nyuj, kua muag, thiab qaub ncaug, nrog rau cov kua hauv qhov chaw mos (Table 1), feem ntau muab tau los ntawm cov enzymes synthesized nyob rau hauv cov qog, tab sis ib co kev ua los ntawm polymorphonuclear leukocytes (myeloperoxidase; MPO) los yog tej zaum eosinophil (eosinophil). peroxidase ; PEB).

Hauv kev hais txog qhov no, ua li cas peroxidase enzymes ua haujlwm?

Peroxidase yog ib enzyme pom muaj ntau yam kab mob, los ntawm cov nroj tsuag rau tib neeg mus rau cov kab mob. Nws muaj nuj nqi yog txhawm rau rhuav tshem hydrogen peroxide (H2O2), uas yog ib qho ntawm cov co toxins uas ua los ntawm kev siv oxygen rau kev ua pa. (Qhov tseeb tias nws muaj tshuaj lom yog dab tsi ua rau hydrogen peroxide pab tau hauv cov khoom siv pab thawj zaug.

Peroxidase test yog dab tsi?

Thyroid Kev kuaj peroxidase yog a xeem uas ntsuas cov qib ntawm cov tshuaj tiv thaiv kab mob uas raug coj tawm tsam cov thyroid peroxidase (TSO). Autoantibodies rau thyroid peroxidase (TPOAb) yog tsim nyob rau hauv lub cev. Lub xub ntiag ntawm TPOAb hauv cov ntshav qhia txog kev tawm tsam ua ntej ntawm cov thyroid cov ntaub so ntswg los ntawm lub cev tiv thaiv kab mob.

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