Kudzidza: VaJudha Vashoma Zvinetso Newaini Kuvimba
Kwemakore akawanda, zvaiwanzobatwa kuti zvechitendero uye tsika zvakagadziriswa yaiva chikonzero chemari shoma yekudhakwa pakati pevarume vechiJudha. Izvi zvakachinja nekuda kwekutsvakurudza kwakawana tsanangudzo yezvinyorwa zvechiitiko chacho.
Gene Ane Mhinduro Yekudzivirira Kwekudhakwa
Masayendisiti haasi kunyatsoziva kuti sei, asi kumwe kuchinja kwegene kunowanzoodza mwoyo kunwa zvakanyanya muvanhu vane.
Iti gene raizivikanwa sechinorowa dehydrogenase 2 (ADH2 * 2), asi gare gare yakazozivikanwa sewaini dehydrogenase 1B (ADH1B),
Anofungidzirwa 20 muzana yevaJudha vane gene ADH1B. Izvi zvinofanirwa kuva chikonzero mumadhora akaderera ekudhakwa kwehuwandu akaparidzirwa mune iri dzinza. Ijini inobereka chimiro chinonyanya kushandiswa che enzyme chinoita kuti danho rokutanga rive doro rinoshandiswa .
Zvidzidzo zvakawana kuti jeni rinoratidzika kunge rinofunga nezvezinga rakaderera rekudhakwa zvakanyanya kudarika tsika dzechitendero. Vaya vane maitiro akasiyana-siyana vanowanzoswa kakawanda uye vanodya doro shoma. Panguva imwecheteyo, ivo vanowanzova nemagumisiro asina kufadza kune doro, izvo zvinowanzoita sekudzivisa.
Gare gare kutsvakurudza kwakawana kuti kune hove. Izvo zvinodzivirirwa zvejeni zvinogona kuderedzwa nezvakatipoteredza kana zvetsika zvinokurudzira doro rinodhaka.
Kutarisa Maitiro Emitemo Kunwa
Deborah Hasin, Ph.D., weKunivhesiti yeKunivhesiti, uye avo vaaishanda navo vakadzidza makumi mashanu makumi maviri nemaviri eIsraeri pakati pezera remakore makumi maviri namatanhatu nemakumi matanhatu nemaviri.
Vakaona kuti nyaya idzi neADH1B yegene dzakanga dzakaderera zvakaderera muhudha hwehudha kupfuura hupenyu hwavo hwose.
Kuongorora kwaHasin kwakanga kuri wokutanga kubatanidza maitiro ekudhakwa kwewaini , pane kungoita doro rinodhaka. Yakawanawo kuti tsika dzetsika dzinogona kuderedza kana kusazvidzivirira maitiro edziviriro ekudzivirira.
Vatsvakurudzi vakapatsanangurira vatori vechikamu mumapoka zvichienderana nenyika yavo yakabva uye nekudzoka kwekupinda kune dzimwe nyika kuIsrael. Ikoko ndiko kwavakawana kusiyana kwezvidziviriro zve ADH1B.
Maitiro eTsika Doro Doro
Zvidzidzo zvekudzidza zvakakamurwa kuva Ashkenazi (avo vekuEurope uye vauya kubva kuRussia gore ra1989) uye Sephardics (avo veMiddle East kana North North) uye vamwe vobva vabva kuRussia.
Vatorwa vomuRussia vachangobva kubuda vaiva nemitengo yakakwirira yekumwa zvakanyanya kupfuura mamwe mapoka maviri. Vaivawo nemari yakakwirira yekare uye yehupenyu hwekudhakwa nedoro.
Vatsvakurudzi vakagumisa kuti zvose majini uye nzvimbo dzakasikwa zvikonzero mukukudzikisa kudhakwa. Russia ine doro rakanyanya kudhakwa , asi Israeri ine imwe yenhamba yakaderera. Iko-inotyisa-tsika yekudhakwa kwevachangobva kubuda kuRussia vakakunda kukudzivirira kwegomu re ADH1B.
Nokudaro, vaRussia vainge vapinda munyika yeIsrael vasati vasvika 1989 vakavhiringidzwa netsika dzevaIsraeri dzisingadyi doro, iyo tsvakurudzo inotenda. Vaiva nehuwandu hwehudha hwehudha hwakafanana neAshkenazi neSephardics.
Vechidiki vechiIsrael Vanopeswa Kunwa
Mumakore achangopfuura, zvisinei, iyo tsika yeIsrael yashanduka kuisa mazinga akawandisa ekudhakwa.
Kunyanya, kunwa doro kwakawedzera pakati pevadiki vechiIsraeri vechiIsraeri.
Chimwe chekudzidza naHasin nevakashanda navo vakatarisa kusiyana kwemuitiro we ADH1B geni pamusoro pekushandisa doro kwevakuru nevaduku veIsrael. Kunyanya kunwa pakati pevakatora vakwegura kwaive kwakaderera, zvisinei nokuti rudzi rwe ADH1B gene. Asi, kune vechidiki vechiIsrael, avo vasina geni rekudzivirira vaiva nemitengo yakawanda yekudhakwa.
Pasi pose, avo vanopfuura makore makumi matatu nemakore makumi maviri nemaviri vaiva nehuwandu hwekunwa kudarika kune avo vaduku kupfuura makumi matatu nematatu. Izvi zvinoratidza kuti zvisikwa zvipenyu zvinokurudzira kudhakwa kwakanyanya pakati pevechidiki vechiIsrael zvinogona kukunda zvinodzivirira zvejeni.
> Kwakabva:
> Abrahams D. Kazhinji Maitiro eGene Anokonzera Kunwa Doro pakati pevaJudha. Chirongwa Chekuwedzera Utano. 2002.
> Neumark YD, et al. Doro Dehydrogenase Polymorphisms Zvinokonzera Kunwa Doro-Kuparadza Dzimba muMunhu wechiJudha. Kunwa doro rinowanikwa mune zvekuvhiya uye kuongorora zvekuongorora. 2004; 28 (1): 10-4.