Akukho mbuzo wokuthi isifo se-celiac senyuke, futhi ukungazweli kwe- gluten okungewona u-celiac kungase kube njalo. Kodwa ingabe ukolweni okuguqulwa ngokwezakhi zofuzo-owaziwa nangokuthi yi-GMO koro-ukusola?
Cha, ukolweni oguquguqukayo awusoze wecala ngokunyuka kwe-celiac ne-gluten ukuzwela, ngenxa yesizathu esilula ukuthi ukolweni we-GMO awuvele utshalwa ngokuthengisa (okwamanje).
Ukuze kucatshangelwe ukuthi i-genetically modified, isitshalo esinjengokolweni siyadingeka ukuba i-genome yayo iguqule ngokusebenzisa i-gene splicing ebhokisatri. Ososayensi abakhiqiza izitshalo zofuzo bafuna ukwethula isici esifiselekayo kuleso sitshalo, futhi benza kanjalo ngokufaka ukulandelana kwezakhi zofuzo kwesinye isilwane ku-genome yesitshalo.
I-GMO Wheat Okumelene nesomiso?
Isibonelo, i-biotechnology giant Monsanto Co. yakha ama-soybee awo we-GMO ngokufaka ukulandelana kwezakhi zofuzo kusuka kubhethri othize, i-Agrobacterium sp. i-CP4 ye-strain, ibe i-genome ye-soy. Leli gciwane legciwane livumela ama soya ukuthi amelane nezicelo eziphindaphindiwe ze-Roundup ye-herbicide (eyakhiwe yi-Monsanto). Phakathi kuka-80% namaphesenti angama-90 e-soy asekhulile e-US yi-GMO Roundup Ready soy.
I-Monsanto, eyenzeka ngonyaka ka-2004 imizamo yokuthuthukisa ukolweni we-Roundup Ready, wathi ngo-2011 ukuthi iphinde ihlola ukukhiqizwa kobuciko ngokolweni-okwamanje, ukukhiqiza izinkinga zikakolweni ezingamelana nesomiso nezikhuphuka.
Abancintisana-ngokuphawulekayo, i-Syngenta AG ne-BASF Global-futhi bayaphishekela i-GMO koro.
Kwakukhona icala elilodwa elilodwa elingasese le-GMO ukolweni (Roundup Ready wheat) esitholakala epulazini e-Oregon emuva ngo-2014. Nokho, akukho imikhiqizo ye-GMO kakolweni okwamanje edayiswa. Futhi lokho kusho (ngokuphambene nenkolelo evamile) ukuthi ukolweni we-GMO awukwazi ukusola ngenxa yamacala amancane we- celiac ne- gluten .
Uhlobo Oluvuthiwe Lungahle Lube Necala, Noma
Lokho akusho ukuthi ukolweni awukashintshi phakathi neminyaka engamashumi amane edlule, nakuba-kuyenzile, njengomphumela wenqubo ebizwa ngokuthi i-hybridization. Futhi abanye ososayensi (nakuba kungenabo bonke) bathi lezo zinguquko zingaba yimbangela eyodwa yokwanda okungeke kwenzeke ukubekezelela i-gluten.
Ekuhloliseni, ososayensi abacabangi ngokuqondile nge-genome yesitshalo. Esikhundleni salokho, bakhetha uhlobo oluthile lwesitshalo ngezici ezifiselekayo futhi lubabelethe ukuqinisa lezo zimpawu. Uma lokhu kwenziwa kaningi, izizukulwane ezilandelanayo zesitshalo esithile zingabonakala zihluke kakhulu okhokho bezitshalo.
Yilokho okwenziwe ngokolweni wamanje, owufushane, owe-browner, futhi ophakeme kakhulu-ovumela ngaphezu kwezitshalo zikakolweni eminyakeni eyikhulu edlule. Izitshalo zengqolowa nezinkokhelo ezincane zamasheya zithathele umzala wabo omude, futhi lezi zinhlobo zikakolweni zidinga isikhathi esingaphansi kanye nomanyolo omncane ukukhiqiza isivuno esihle sejikijolo.
UDkt. William Davis, umlobi wencwadi yokuthengiswa kakhudlwana okolweni okubhekiselwe ukolweni eGurat Belly , uphakamisa imibuzo encwadini yakhe mayelana nokuthi lezi zinguquko ngokolweni ziye zabangela izinsizwa ezinkingeni zempilo ezihlobene ne-gluten, kuhlanganise nokukhuluphala ngokweqile nesifo sikashukela. "Izinguquko ezincane ezakhiweni zeprotheni zakhiwa zingachaza umehluko phakathi kwempendulo ye-immune ebhubhisayo kumaprotheni angakabikho nhlobo," kusho uDavis.
Ukolweni wanamuhla uye wakhiwa ukuba ube ne gluten eningi, usho.
Kodwa-ke, isifundo esashicilelwe ngo-2013 ku- Journal of Agricultural and Food Chemistry senza ukungabaza ngezingxenye ze-hypothesis ye-Davis lapho ibika ukuthi kakade akulona gluten kakade ukolweni wanamuhla kunokuba kwaba ngo-1920s-era inkathi ukolweni.
Ngakho Yini Eqhubeka Ngempela?
Akucacile. Izifundo zikhombisa ukunyuka okuphawulekayo kwezigameko zesifo se-celiac eminyakeni engamashumi embalwa edlule. Ngokwemvelo, ukuzwela kwe-gluten nakho kukhula, nakuba kungakaze kube khona ukuhlolwa okuqinisekisa ukuthi (futhi abanye basola ukuthambekela kwamanje kokudla okungenalutho kwe- gluten ukwenyuka kwenyuka).
UDonald D. Kasarda, ososayensi waseMelika wezoLimo wezoLimo owabhala isifundo ngo-2013 ngeminyaka ka-1920, wathi kungenzeka ukuthi ukwanda kwamabele kakolweni eminyakeni yamuva-kunokuba gluten eyanda ukolweni empeleni idliwe-kungase kube yingxenye yokusola ukwanda izifo zesifo se-celiac. Uthi nokusetshenziswa korozi gluten njengesithako ekudleni okucutshungulwa kungase kube nomthelela.
Kodwa-ke, akekho owazi ngempela ukuthi kungani isifo se-celiac (kanye nokuzwela kwe-gluten) kungase kuthinte abantu abaningi. Kukhona into eyodwa okuqinisekile, nakuba: ukolweni okwenziwe nge-genetically awukwazi ukusola.
Funda kabanzi:
- Ingabe i-Einkorn Wheaten Gluten ayikhululekile?
- Ukwala Kolweni Nensimbi Yebhali - I-Gluten-Awuyikho Noma Akunjalo?
Imithombo:
UDavis, uWilliam. Wheat Belly. U-Rodale Press, ngo-2011.
> Kasarda DD. Kungenzeka yini ukuthi ukwanda kwezifo ze-Celiac > Kuba nomthelela ekunyuseni kokuqukethwe kweGluten weBolweni njengesiphumo sokuzalanisa ukolweni? I-Journal of Agricultural and Food Chemistry. 2013 Feb 13; 61 (6): 1155-9. doi: 10.1021 / jf305122s. Epub 2013 Jan 31.