Vitamin B1 - Thiamine

Cov txheej txheem:

Video: Vitamin B1 - Thiamine

Video: Vitamin B1 - Thiamine
Video: Vitamin B1 : Thiamine 2024, Kaum ib hlis
Vitamin B1 - Thiamine
Vitamin B1 - Thiamine
Anonim

Vitamin B1, tseem hu ua thiamine, yog tus tswv cuab ntawm tsev neeg vitamin B thiab yog qhov zoo tshaj plaws rau nws lub luag haujlwm hauv kev tiv thaiv kev noj zaub mov tsis zoo beriberi. Tus kab mob Beri-beri txhais tau tias txhais tau tias "tsis muaj zog" thiab tau kis thoob plaws (tshwj xeeb hauv qee qhov ntawm Asia) thaum xyoo 19th thiab ntxov xyoo pua 20th. Hauv nws daim ntawv tshaj plaws, tus kab mob yog tus cwj pwm tsis muaj zog, tsis muaj lub zog thiab ua haujlwm tsis tau.

Kev khiav dej num ntawm cov vitamins B1

Hauv thawj qhov chaw, thiamine ua lub luag haujlwm tseem ceeb hauv cov metabolism ntawm cov roj carbohydrates thiab cov nqaijrog, nrog rau hauv cov synthesis ntawm nucleic acids.

Zog ntau lawm. Cov kab mob hauv lub cev nyob ntawm qab zib uas yog qhov khoom siv lub zog. Thaum cov pa oxygen siv los hloov cov suab thaj rau hauv lub zog siv tau, cov txheej txheem ntawm kev tsim lub zog yog hu ua aerobic zog ntau lawm. Txoj kev no tsis tuaj yeem tshwm sim yog tsis muaj cov khoom siv txaus Vitamin B1vim tias B1 yog ib feem ntawm cov kab mob enzyme hu ua pyruvate dehydrogenase uas tso cai oxygen ua cov piam thaj.

Thaum Vitamin B1 ua haujlwm hauv nws lub zog - kev muaj peev xwm ntau lawm, nws feem ntau tshwm sim hauv daim ntawv ntawm TDP lossis thiamine diphosphate. Lwm cov qauv ntawm cov vitamin B1 yog CCI (thiamine pyrophosphate) thiab TMP (thiamine monophosphate), uas tseem ua lub luag haujlwm tseem ceeb hauv kev tsim hluav taws xob.

Kev txhawb cov hlab ntsha leeg. Vitamin B1 tseem ua lub luag haujlwm tseem ceeb hauv kev txhawb nqa lub zog ntawm lub paj hlwb, qhov chaw nws tso cai rau kev txhim kho noj qab haus huv zoo li cov txheej txheem rog uas nyob ib puag ncig cov hlab ntsha feem ntau (hu ua myelin sheaths). Thaum tsis muaj cov vitamin B1, cov txheej txheej no tuaj yeem ua rau ploj lossis puas. Mob taub hau, hnov ib ce ntxig, thiab loog ntawm lub paj hlwb yog cov tsos mob ntawm txoj hlab ntshav uas tuaj yeem tshwm sim los ntawm vitamin B1 tsis txaus.

Qe
Qe

Lwm hom kev sib txuas ntawm cov vitamin B1 thiab lub paj hlwb muaj feem xyuam nrog nws txoj haujlwm hauv kev tsim cov tshuaj acetylcholine molecule. Cov tshuaj molecule no, hu ua neurotransmitter, yog siv los ntawm lub paj hlwb xa xov ntawm lub leeg thiab leeg.

Vitamin B1 tsis txaus

Ib qho ntawm thawj cov tsos mob ntawm kev tsis muaj peev xwm Vitamin B1 yog qhov ploj ntawm lub siab (lossis lub npe hu ua tsis nco qab), uas qhia txog kev tsis quav ntsej thiab malaise.

Qhov ua tsis taus ntawm cov leeg ntshav txhawm rau kom ua kom cov leeg ua kom zoo hauv lub plab zom mov tuaj yeem ua rau mob lub plab lossis cem quav thiab cov leeg mob.

Lwm cov tsos mob cuam tshuam nrog cov hlab ntuag kuj tseem cuam tshuam nrog thiamine tsis txaus, vim tias myelin sheaths ntawm cov leeg ntshav tsis tuaj yeem tsim tau yam tsis muaj thiamine txaus. Cov tsos mob no suav nrog prickly sensations lossis mob heev, tshwj xeeb yog hauv ob txhais ceg.

Vitamin B1 yog qhov tsis ruaj khov thiab yooj yim rhuav tshem los ntawm tshav kub, acidity (pH) thiab lwm yam tshuaj lom neeg. Ob qho leej faj sulfur thiab nitrites tuaj yeem ua tsis tau cov vitamin B1. Lub sijhawm ntev cia kom tsis txhob muaj cov thiamine muaj cov zaub mov tseem tuaj yeem ua rau muaj kev puas tsuaj loj ntawm cov vitamin no.

Cov hauv paus phom sij ua rau muaj kev cuam tshuam ntawm Vitamin B1 yog kev haus cawv. Qhov tseeb, kev sib txuas ntawm kev haus cawv, kab mob plawv thiab vitamin B1 tsis muaj peev xwm yog qhov zoo heev. Tus neeg haus cawv ntev yuav tsum noj thiamine 10 txog 100 npaug ntau dua li ib txwm.

Cov nceb tshiab
Cov nceb tshiab

Cov neeg tau txais kev pab loj ntawm kas fes thiab tshuaj yej kuj yuav muaj kev pheej hmoo ntxiv ntawm cov vitamin B1 tsis txaus, vim tias cov dej haus no ua cov tshuaj ua kom tsis haum thiab tshem tawm ob qho dej thiab dej-soluble vitamins (xws li B1) los ntawm lub cev. Qhov kev xav tau ntawm cov vitamin B1 nce nyob rau hauv muaj cov kev nyuaj siab mob ntsws, mob plab zawv plab, kub ib ce thiab haus luam yeeb. Cov neeg muaj teeb meem kev noj qab haus huv zoo li no yuav tsum tau noj thiamine 5 txog 10 zaug ntawm tus nqi ib txwm muaj.

Cov hau kev txuas ntxiv, nrog rau cov tshuaj furosemide (Lasix); tshuaj noj kom txhob muaj me nyuam noj (tshuaj tiv thaiv kom tsis txhob muaj menyuam); tshuaj tua kab mob thiab sulfonamides txo qhov muaj cov vitamin B1 hauv lub cev.

Overdose Vitamin B1

Thiamine yog cov dej-soluble vitamin, yog li tsis muaj kev pheej hmoo ntawm kev noj ntau dhau. Nws tau tawm hauv lub cev los ntawm kev tso zis.

Cov txiaj ntsig ntawm vitamin B1

Vitamin B1 tuaj yeem ua lub luag haujlwm tseem ceeb hauv kev tiv thaiv thiab / lossis kev kho mob ntawm cov kab mob hauv qab no: kev haus dej cawv, Alzheimer tus kab mob, Crohn tus kab mob, lub plawv tsis ua haujlwm, kev nyuaj siab, mob vwm, AIDS, ntau yam sclerosis thiab lwm yam.

Feem ntau cov tshuaj muaj vitamin B1 uas tsis yog roj ntsha hu ua thiamine hydrochloride. Thaum B1 nquag ua haujlwm hauv lub cev hauv lub cev metabolism, feem ntau pom muaj nyob rau hauv daim ntawv ntawm thiamine pyrophosphate (TPP), thiamine monophosphate (TMP) lossis thiamine diphosphate (TDP).

Cov peev txheej ntawm cov vitamins B1

Zoo heev lis ntawm Vitamin B1 yog: asparagus, zaub xas lav, nceb, zaub ntsuab, noob paj noob hlis, tuna, ntsuab taum pauv, txiv lws suav, lws txaij thiab Zaub pob. Vitamin B1 kuj tseem pom muaj nyob hauv cov nqaij ntshiv cov nqaij ntshiv, cov mij kauv, noob taum pauv, zaub txhwb, kua txob, flaxseed, paj noob hlis hmoov nplej, pob kws hmoov nplej thiab coriander.

Nws tseem tuaj yeem tau txais nyob rau hauv daim ntawv ntawm ntau yam kev pabcuam. Tau hais tias nws ua haujlwm nrog rau lwm tus tswv cuab ntawm pawg B-vitamins, feem ntau nws yuav tsum tau haus ib daim foos ntxiv uas muaj tag nrho lawv.

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