MaGeneticists anobva kuRussia akagadzira yakareruka, yakagara-yakareba uye yakachipa system yeDNA miedzo iyo inobvumidza iwe kuti uwane nekukurumidza matanho emakumi matatu ezvirwere zvinokuvadza kwazvo zvembatatisi.
Yakatove yakashandiswa mumatunhu eRussia kuongorora kukuru kwekumhara, sevhisi yeRussia Science Foundation inoshuma.
"Nekuda kwehunyanzvi hwetekinoroji yekudzikamisa uye kutapudza kwema reagents, hupenyu hwesherufu hwematrices apedzwa mukamuri yekupisa ndeemwedzi mitatu kusvika kumatanhatu, iyo iri pamusoro zvakanyanya kupfuura iyo yeanonyatso kuzivikanwa epasi," anodaro Natalia Statsyuk anobva kuResearch Institute of Phytopathology muBolshiye Vyazemy.
Pamusoro peColorado mbatatisi bete, mamwe, asingaonekwe uye panguva imwechete zvipembenene zvine njodzi uye utachiona zvinotyisidzira mbatatisi. Mazhinji acho anotanga kuparadza mbatatisi nguva pfupi mushure mekudyara, asi kazhinji haigone kuwanikwa kusvika pakukohwa kana kuwanda kudyara kufa.
Muenzaniso unoshamisa weiyi phytophthora inozivikanwa, iyo fungus Phytophthora infestans, iyo inoparadza mbatatari tubers uye isingazviratidze pachayo kusvikira chirimwa chatanga kuora muhuwandu muvhu kana mavhiki mashoma mushure mekukohwa.
Hutachiona uye hutachiona hutachiona hwakanyanya kutyisa - ivo, sekutonga, havagone kutariswa mushure mehutachiona hwezvirimwa, ndosaka kuongororwa kwavo kwekutanga uye kubviswa kwagara kuri dambudziko guru kuvarimi.
Statsyuk nevamwe vake vakagadzirisa dambudziko iri nekugadzira bvunzo dzakaringana dzinozobatsira varimi vembatatisi kuchengetedza zvirimwa zvavo kubva kumatatu ezvirwere zvine njodzi uye zvinotapukira, vachipedza maawa maviri chete enguva.
Nekushandisa kwayo, sekucherechedza kwesainzi, akakosha marabhoritari uye anodhura ma reagents haadiwe. Zvakaringana kugadzirira sampuro yeakaongororwa matapiri uye nekuadururira mumatsime akasarudzika akazadzwa nema enzymes ayo anoona zvidimbu zvejenome ye phytophthora, mabhakitiriya uye mavhairasi uye wozoaongorora uchishandisa inotakurika DNA analyzer.
“Kuti uite ongororo iyi, unongoda kupatsanura DNA kubva kumasampuli, kuiisa mumatsime, kuisa matrix mu microchip amplifier wotanga maitiro. Iko kuongorora kuri otomatiki uye kunotora inenge hafu yeawa. Pakupera kwebasa, hurongwa hunoshuma chaizvo kuti ndedzipi utachiona hwakawanikwa, ”anoenderera achidaro genetisiti.
Sekutsikirira sevhisi yeRussia Science Foundation, bvunzo idzi dzakatoyedzwa mukuita. Vachishandisa akafanana maseti eeti reagents, masayendisiti akaitisa hukuru-hukuru hwehutachiona hweminda yematatisi kuvapo kwezvirwere gumi neshanu kamwe mumatunhu gumi nemaviri eRussia.
Aya mawonero akaratidzira akawanda anonakidza maficha ane chekuita nekupararira kwezvirwere izvi munyika yese. Semuenzaniso, zvakagoverwa zvakasiyana kwazvo - zvisaririra zvehutachiona, fungi uye hutachiona zvakawanikwa mu8% chete yemasampuli mudunhu reMoscow, nepo inopfuura hafu yembatatari yakaunganidzwa mudunhu reTver yakatapukirwa nechirwere chimwe chete.
Musiyano wakafanana waivapo muhuwandu hwezviitiko zvezvirwere zvakasiyana. Sezvanga zvichitarisirwa, nguva yekupedzisira blight inowanzo bata mbatatisi - zvisaririra zvacho zvakawanikwa mu33% yemasampuli uye munzvimbo dzese, nepo mabhakitiriya eDickeya dianthicola marudzi uye hutachiona hwe PMTV akawanikwa chete munzvimbo dziri dzoga dzenyika.
Iyi sisitimu, sekureva kwevagadziri vayo, inogona kushandiswa kwete chete kuchengetedza goho, asiwo kutarisa mhando yemiriwo inotengeswa kunze kwenyika. Pamusoro pezvo, bvunzo dzakadai dzinobatsira varimi kuwana mhando yakakwana yembatatisi inopesana nehutachiona huripo munzvimbo dzawo nematunhu.
Source: https://ria.ru