Ƙwaƙwalwar dankalin turawa na Colorado yana ɗaya daga cikin kwari mafi haɗari. Yana da wuya kuma da sauri ya zama juriya ga maganin kwari. Masanan kimiyyar kasar Rasha sun yi nazari kan kwayoyin cuta da ke samar da wani takamaiman guba, a kan abin da aka samar da kayayyakin halitta don kare tsirrai daga kwari. Ya juya daga cewa ƙara spores (hutu siffofin) na microorganism zuwa kwari halakar da hanji rigakafi da Colorado dankalin turawa, irin ƙwaro tsutsa da kuma sa su mafi saukin kamuwa da guba. Cibiyar Kimiyya ta Rasha (RSF) ta tallafa wa aikin kuma an buga shi a cikin mujallar Toxins.
Kwayoyin cuta Bacillus thuringiensis (BT) suna samar da takamaiman gubar Cry wanda ke shafar kwari kawai. Abun ya fara aiki ne kawai bayan yin hulɗa tare da enzymes na hanji na ƙwaro, yana rushe aikin tsarin narkewar ta kuma yana haifar da yunwa.
Kwarin zai mutu da dadewa idan ba don hanyoyin daidaitawa ga magungunan BT ba. Tsarin rigakafi na hanji yana inganta, kuma sakamakon haka, kwayoyin cuta da gubobinsu sun kasa cika manufarsu. Masu bincike daga Jami'ar Agrarian ta Jihar Novosibirsk (Novosibirsk) da Cibiyar Kimiyya ta Tarayya ta Siberiya don Agrobiotechnology na Kwalejin Kimiyya na Rasha (Krasnoobsk) sun gano yadda za a ketare waɗannan hanyoyin. Haɗuwa da gubar furotin tare da spores (wani nau'in ƙwayoyin cuta masu barci waɗanda zasu iya kunnawa da haɓaka cikin kwari) na Bacillus thuringiensis yana taimakawa wajen kashe ƙwayar dankalin turawa ta Colorado.
Lokacin da cakuda ƙwayoyin ƙwayoyin cuta da gubobi suka shiga cikin jiki, kwari suna fara tsarin lalata da kuma kawar da abubuwa masu guba daban-daban (detoxification). A lokaci guda kuma, ana kunna rigakafi na humoral a cikin hanji, wanda ke kare jiki daga cututtuka. Duk da haka, masu binciken sun gano wani nau'i - lokacin da aka haɗa su tare da gubobi da spores, tsutsa suna nuna rashin daidaituwa mai karfi na redox kuma tsarin lalacewa ga kwayoyin hanji sakamakon sakamakon iskar oxygen yana haifar da shi. A hade, wannan yana haifar da rushewar kariyar antioxidant na tsutsa da tabarbarewar lafiyarsu gaba ɗaya.
“Lokacin da aka haɗa gubobi da spores na ƙwayoyin cuta Bacillus thuringiensis, mutuwar kwari yana faruwa da sauri, kuma 30% ƙarin ƙwaro dankalin turawa suna mutuwa. Gabatar da magunguna da fasahohin da aka ci gaba za su ba da damar cika kasuwannin magungunan kashe kwari da magungunan gida, inganta ingancin kayan abinci, rage nauyin magungunan kashe qwari a kan muhalli da kuma rage mummunan tasiri ga lafiyar jama'a, "in ji Ivan Dubovsky. , Shugaban aikin bayar da tallafin RSF, Doctor of Biological Sciences, shugaban dakin gwaje-gwaje.