Chidzidzo chinoratidza nhanho yekutanga yekugadzira bvunzo yekuyera Vitamin D chimiro kubva kune bvudzi samples
Vanhu vanopfuura bhiriyoni imwe pasi rose havana kukwana Vitamin D. Kushaikwa uku kunokanganisa zvakanyanya hutano hwemapfupa uye zvakare kunowedzera njodzi yemunhu yemwoyo chirwere, chirwere cheshuga, kenza etc. Nekuda kwezvinoreva ongororo ye Vitamin D akawana kufarira. vhitamini D inopimwa nea kuongorora ropa iyo inoyera kuwanda kweyakanakisa biomarker ye Vitamin D mune ropa inonzi 25-hydroxyvitamin D (25(OH)D3). The ropa sampuro inoda kuunganidzwa mumamiriro ehutsanana pasi pevashandi vakadzidziswa vekurapa. Muedzo uyu fungidziro yechokwadi asi muganhu wayo mukuru ndeyekuti inoratidza chimiro che Vitamin D panguva imwe chete uye haiverengere kusiyana kwepamusoro kwe Vitamin D saka inoda nguva zhinji sampling. Kukosha kumwe chete kungave kusiri kumiririra kwakakodzera se vhitamini D mazinga anogona kusiyana mumuviri wedu zvichienderana nemwaka kana zvimwe zvinhu. Muedzo wacho unodhura uye mutoro unodhura kunyanya munyika dzine mari yakaderera nepakati. Asi, nekuti huwandu hwehuwandu hwevanhu hwave kushomeka Vitamin D izvi ropa bvunzo iri kuramba ichikumbirwa.
Chidzidzo chakabudiswa mu Nutrients inotungamirwa neTrinity College, Dublin yakaratidza kekutanga kuti Vitamin D inogona kutorwa nekuyerwa kubva mubvudzi remunhu1. Vanyori ivo pachavo vakapa sampuli nhatu dzebvudzi dzechidzidzo, mbiri dzakakohwewa kubva kukorona nzvimbo yemusoro uye imwe kubva kune ndebvu, dzakatemwa kuita 1cm kureba, kuyerwa, kushambidzwa uye kuomeswa. 25(OH)D3 yakatorwa kubva mumasamples aya pachishandiswa nzira imwechete yakashandiswa kubvisa mahomoni esteroid kubva mubvudzi2 umo fomula yemasvomhu inotora kuyerwa kweiyo biomarker ichishandisa Liquid chromatography-Mass Spectrometry (LC-MS) kana Mass Spectrometry (MS) uye inopa fungidziro yekufungisisa mubvudzi. Panguva imwe, ropa kubva kune ese matishu samples akaongororwa zvakare uchishandisa MS. Quantifiable concentrations ye25 (OH) D3 iripo mune ese masampuli ebvudzi nendebvu akayerwa achisimbisa kugona kwechiyero chakadaro.
Bvudzi revanhu rinokura anenge 1 cm mwedzi wega wega uye Vitamin D inoiswa kune bvudzi nguva dzose. Zvimwe Vitamin D inoiswa kune bvudzi kana mazinga e Vitamin D muri ropa dzakakwirira uye shoma inoiswa kana yakaderera. Muedzo waigona kuyera vitamini mazinga kubva mubvudzi anogona kutiudza nezve Vitamin D chimiro kwenguva yakareba - mwedzi yakati wandei tichifunga nezvekusiyana kwemwaka. Kureba kwebvudzi, kunyatsoita chimiro cheVitamin D kunogona kuyerwa, semuenzaniso mwedzi yakati wandei kusvika makore uye izvi zvinogona kubatwa serekodhi renguva refu.
Iyi inzira isingadhure, isingadhure yekubata Vitamin D uye inogona kubatsira vashandi vezvokurapa kuchengetedza mazinga eVitamin D kutariswa mumunhu nekufamba kwenguva. Kubatana chaiko pakati peVitamin D mu ropa uye mubvudzi nekufamba kwenguva inoda kumwe kutsvagirwa sezvo zvinhu zvakaita seruvara rwebvudzi, kukora kwebvudzi uye magadzirirwo anogona kukanganisa Vitamin D mubvudzi.
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Chitubu (s)
1. Zgaga L et al. 2019. 25-Hydroxyvitamin D Kuyera muBvudzi Revanhu: Mhedzisiro kubva kuChidzidzo-che-Chidzidzo. Nutrients. . 11(2). http://dx.doi.org/10.3390/nu11020423
2. Gao W et al. 2016. LC-MS based analysis of endogenous steroid hormones in human hair. J. Steroid Biochem. Mol. Biol. 162. https://doi.org/10.1016/j.jsbmb.2015.12.022