Tamati e hlahisa ka tlhahovithamine Dprecursors.Ho koala tsela ea ho e fetola lik'hemik'hale tse ling ho ka lebisa ho bokelleng ka pele.
Limela tsa tamati tse hlophisitsoeng ka liphatsa tsa lefutso tse hlahisang li-precursor tsa vithamine D ka letsatsi le leng li ka fana ka mohloli o se nang liphoofolo oa limatlafatsi tsa bohlokoa.
Ho hakanngoa hore batho ba limilione tse likete tsa 1 ha ba fumane vithamine D e lekaneng - boemo bo ka lebisang mathateng a sa tšoaneng a bophelo bo botle, ho akarelletsa le mafu a 'mele le methapo ea kutlo.Limela hangata ke mohloli o haellang oa limatlafatsi,' me batho ba bangata ba fumanavithamine Dho tsoa lihlahisoa tsa liphoofolo tse kang mahe, nama, le lebese.
Ha litamati tse entsoeng ka liphatsa tsa lefutso tse hlalositsoeng ho Nature Plants ka la 23 May li ne li pepesehetse leseli la ultraviolet ka laborateng, li-precursors tse ling tse bitsoang vithamine D3 li ile tsa fetoloa vithamine D3. Empa limela tsena ha li e-s'o hlahisetsoe tšebeliso ea khoebo, 'me ha e tsejoe. hore na ba tla itšoara joang ha ba se ba hōlile ka ntle.
Leha ho le joalo, ho bolela setsebi sa baeloji ea limela Johnathan Napier oa Rothamsted Research e Harpenden, UK, ona ke mohlala o tšepisang le o sa tloaelehang oa ho sebelisa ho fetola liphatsa tsa lefutso ho ntlafatsa boleng ba phepo ea lijalo. Ho hloka kutloisiso e tebileng ea biochemistry ea tamati. seo u se utloisisang," o boletse joalo. ”Mme ke hobane re utloisisa biochemistry hore ebe re ka etsa ts'ebetso ea mofuta ona.
Phetoho ea liphatsa tsa lefutso ke mokhoa o lumellang bafuputsi ho etsa liphetoho tse lebisitsoeng ho genome ea ntho e phelang 'me ho thoholelitsoe e le mokhoa o ka bang teng oa ho hlahisa lijalo tse molemo.Le hoja lijalo tse fetotsoeng ka liphatsa tsa lefutso tse entsoeng ka ho kenya liphatsa tsa lefutso ka har'a genome ea semela hangata li tlameha ho hlahlobisisoa haholo ke balaoli ba mmuso, linaha tse ngata li ntlafalitse mokhoa oa ho fetola lijalo - ha feela tokiso e batla e le bonolo 'me liphetoho tse hlahisoang li ka ba le liphetoho tse etsahalang ka tlhaho .
Empa Napier o itse ho na le mekhoa e fokolang ea ho sebelisa mofuta ona oa ho fetola liphatsa tsa lefutso ho ntlafatsa boleng ba phepo ea lijalo. ho baka ho kula—ho thata le ho feta ho fumana phetoho ea liphatsa tsa lefutso e fellang ka jini.matsoai a macha.” Bakeng sa ntlafatso ea ’nete ea phepo e nepahetseng, u lokela ho khutlela morao ’me u nahane, sesebelisoa see se ka ba molemo hakae?”Ho boletse Napier.
Le hoja limela tse ling ka tlhaho li hlahisa mofuta oa vithamine D, hangata hamorao e fetoloa k'hemik'hale e laolang khōlo ea limela. Ho thibela tsela ea phetoho ho lebisa ho bokelleng ha li-precursors tsa vithamine D, empa hape le ho hola ha limela. haeba u batla ho etsa limela tse behang haholo,” ho bolela Cathie Martin, setsebi sa baeloji ea limela Setsing sa John Innes se Norwich, UK.
Empa li-nightshades li boetse li na le tsela e tšoanang ea biochemical e fetolang provitamin D3 hore e be metsoako e sireletsang.Martin le basebetsi-'moho le eena ba ile ba sebelisa monyetla ona ho limela tsa moenjiniere tse hlahisang vithamine D3: Ba fumane hore ho koala tsela ho lebisitse ho bokellengvithamine Dli-precursors ntle le ho kena-kenana le kholo ea semela ka lab.
Dominique Van Der Straeten, setsebi sa baeloji ea limela Univesithing ea Ghent e Belgium, o itse joale bafuputsi ba tlameha ho etsa qeto ea hore na ho thibela tlhahiso ea metsoako ea tšireletso ha e hōlileng ka ntle ho laboratori ho ama bokhoni ba tamati ho sebetsana ka katleho le khatello ea tikoloho.
Martin le basebetsi-'moho le eena ba rera ho ithuta sena 'me ba se ba fumane tumello ea ho hōlisa litamati tsa bona tse hlophisitsoeng ka liphatsa tsa lefutso tšimong.Sehlopha se ne se boetse se batla ho lekanya phello ea ho pepeseha ha UV ka ntle ho phetoho ea vithamine D3 ho vithamine D3 makhasi a semela le litholoana. ”UK, e se e batla e timetse,” ho soasoa Martin, ha a bua ka boemo ba leholimo bo tummeng hampe ba lipula tsa naha. lilemo tse ka bang peli ho fumana tumello ea taolo.
Haeba tamati e etsa hantle lithutong tsa masimong, e ka qetella e kenelletse lethathamong le lekanyelitsoeng la lijalo tse nang le limatlafatsi tse fumanehang ho bareki. Reisi - mofuta oa sejalo o hlahisang selelekela sa vithamine A - ho nkile lilemo tse mashome ho tloha libencheng tsa laboratori ho ea mapolasing, pele e lumelloa ho lengoa khoebong Philippines selemong se fetileng.
Van Der Straeten's lab e ntse e holisa limela tse fetotsoeng liphatsa tsa lefutso tse hlahisang maemo a holimo a mefuta e fapaneng ea limatlafatsi, ho kenyeletsoa folate, vithamine A le vithamine B2. Empa o potlakela ho supa hore sejalo sena se matlafalitsoeng se ka sebetsana le khaello ea phepo e nepahetseng feela.” litsela tseo re ka thusang batho ka tsona, ”o boletse joalo. ”Ho hlakile hore ho tla nka mehato e fapaneng. ”
Nako ea poso: May-25-2022