Litsebi tsa liphatsa tsa lefutso tse tsoang Russia li thehile sistimi e bonolo, ea nako e telele ebile e theko e tlase ea liteko tsa DNA tse u lumellang ho fumana kapele masapo a mafu a litapole a kotsi ka ho fetisisa.
E se e sebelisitsoe libakeng tsa Russia bakeng sa cheke e kholo ea ho lula, ts'ebeletso ea boralitaba ea Russian Science Foundation e tlaleha.
"Ka lebaka la mahlale a khethehileng a ho tsitsisa le ho nyopisa li-reagents, bophelo ba shelefo ea matric bo itokiselitseng mocheso oa kamore ke likhoeli tse 3-6, tse phahameng haholo ho feta tsa li-analogues tse tsebahalang tsa lefats'e," ho bolela Natalia Statsyuk oa Setsi sa Patlisiso sa Phytopathology ho Bolshiye Vyazemy.
Ho phaella ho Colorado litapole maleshoane, tse ling, tse sa bonahaleng 'me ka nako e ts'oanang likotsi tse kotsi le likokoana-hloko li kotsi litapole. Tse ngata tsa tsona li qala ho senya litapole hang hang kamora ho lema, empa hangata ha li fumanehe ho fihlela kotulo kapa semela sa semela se shoa.
Mohlala o makatsang oa sena ke phytophthora e tummeng, fungus Phytophthora infestans, e senyang methapo ea litapole mme e batla e sa iponahatse ho fihlela sejalo se qala ho bola fatše kapa libeke tse 'maloa kamora kotulo.
Ts'oaetso ea baktheria le vaerase e kotsi le ho feta - joalo ka molao, e ke ke ea sebetsoa ka mor'a ts'oaetso ea limela, ke ka lebaka leo tlhahlobo ea bona ea pele le ho felisoa e bileng bothata bo boholo ho lihoai.
Statsyuk le basebetsi-'moho le eena ba rarolotse bothata bona ka ho etsa liteko tse batlang li le bonolo tse tla thusa balemi ba litapole ho sireletsa lijalo tsa bona ho tsoa ho tse leshome le metso e meraro ea likokoana-hloko tse kotsi le tse tšoaetsanoang, ba qeta lihora tse peli feela.
Bakeng sa ts'ebeliso ea eona, joalo ka ha bo-ramahlale ba hlokomela, lilaboratori tse khethehileng le li-reagents tse turang ha li hlokahale. Ho lekane ho lokisa lisampole tsa litapole tse hlahlobiloeng ebe o li tšela lilibeng tse khethehileng tse nang le li-enzyme tse amohelang likhechana tsa genome ea phytophthora, libaktheria le livaerase ebe li li sekena ba sebelisa sehlahlo sa DNA se nkehang habobebe.
“Ho etsa tlhahlobo, o hloka feela ho arola DNA ho mehlala, ho e kenya ka har'a liliba, ho kenya matrix ho amplip amplifier mme o qale ts'ebetso. Ts'ebetso e iketsahalla 'me e nka hoo e ka bang halofo ea hora. Ha mosebetsi o phetheloa, sistimi e tlaleha hantle hore na ke likokoana-hloko life tse fumanoeng, ”ho tsoela pele setsebi sa lefutso.
Joalokaha tšebeletso ea boralitaba ea Russian Science Foundation e hlokomela, liteko tsena li se li lekile ts'ebetsong. Sebelisa lihlopha tse tšoanang tsa li-reagents, bo-rasaense ba ile ba etsa cheke e kholo ea boemo bo hloekileng ba masimo a litapole bakeng sa ho ba teng ha likokoana-hloko tse 15 hang libakeng tse XNUMX tsa Russia.
Litemoso tsena li senotse likarolo tse 'maloa tse khahlisang tse amanang le ho ata ha maloetse ana ho pholletsa le naha. Mohlala, li ile tsa ajoa ka mokhoa o fetelletseng haholo - mesaletsa ea likokoana-hloko, li-fungus le livaerase li fumanoe feela ka lisampole tse 8% tikolohong ea Moscow, ha halofo e fetang halofo ea litapole tse bokelletsoeng sebakeng sa Tver li na le bonyane lefu le le leng.
Phapang e ts'oanang e ne e le teng khafetsa ea ketsahalo ea likokoana-hloko tse fapaneng. Joalo ka ha ho ne ho lebelletsoe, blight ea morao hangata e amme litapole - mesaletsa ea eona e fumanoe ho 33% ea mehlala le libakeng tsohle, ha libaktheria tsa mofuta oa Dickeya dianthicola le vaerase ea PMTV li ne li fumanoa libakeng tse ka thoko tsa naha.
Sistimi ena, ho latela baqapi ba eona, e ka sebelisoa eseng feela ho sireletsa lijalo, empa hape le ho lekola boleng ba meroho e tsoang kantle ho naha. Ntle le moo, liteko tsena li tla thusa lihoai ho fumana mefuta e metle ka ho fetisisa ea litapole e hananang le likokoana-hloko tse teng libakeng le literekeng tsa tsona.
Source: https://ria.ru