Akatswiri a sayansi ya zakuthambo aku Russia adaganiza zolimbana ndi mwendo wakuda mothandizidwa ndi ma virus a bacteriophage omwe amawononga mabakiteriya ena, koma osavulaza mbatata ndi anthu. Zotsatira za kafukufukuyu lofalitsidwa M'magazini mavairasi.
Phage cocktails (zosakaniza za bacteriophages zosiyanasiyana) amagwiritsidwa ntchito paulimi motsutsana ndi matenda a zomera. Ndi chithandizo chawo, mukhoza kuchepetsa kutayika chifukwa cha kuwonongeka kwa mankhwala. Koma mpaka pano, kuyesa kuteteza mbatata ku zowola zofewa sikupitirira kuposa chubu choyesera cha labotale ndi zovuta zachitsanzo, ndipo izi zimasiyana ndi zenizeni. Kuti athetse mavutowa, m'pofunika kufotokozera momveka bwino mndandanda wa mabakiteriya owopsa kwa mbatata. Kenako - sankhani ma phages omwe amawasamalira bwino, aziwalekanitsa muchikhalidwe choyera, khazikitsani ukadaulo woti agwiritse ntchito posungira. Asayansi ochokera ku Peoples' Friendship University of Russia adachita kafukufuku pamutuwu.
"Kuti mugwiritse ntchito malo ogulitsa zofewa zowola pamafakitale, mafunso ambiri okhudza mabakiteriya amtundu wa bakiteriya ayenera kuyankhidwa. Pectobacteria ndi ma virus omwe amagwira ntchito mwa iwo, amamvetsetsa bwino momwe mamolekyulu amagwirira ntchito. Muyeneranso kudziwa tsatanetsatane waukadaulo - kupanga malo ogulitsa ndi mawonekedwe ogwiritsira ntchito ndikupeza chilolezo pamalamulo. Kafukufuku wathu athandiza kuthetsa mavutowa, "anatero Alexander Ignatov, Pulofesa wa Dipatimenti ya Agrobiotechnology ya RUDN University, Doctor of Biological Sciences.
Asayansi aku RUDN University, pamodzi ndi anzawo a PhytoEngineering Research Center, Institute of Bioorganic Chemistry of the Russian Academy of Sciences, ndi Moscow State University, adatenga zitsanzo za mbatata zomwe zakhudzidwa kuchokera kumafakitale osungiramo mafakitale kuti adziwe mabakiteriya akuluakulu.
Mitunduyi idasiyanitsidwa pogwiritsa ntchito mayeso a PCR komanso mosiyanasiyana mumayendedwe amtundu wa 16S rRNA. Asayansi apeza kuti mitundu yomwe imawonekera inali ya Pectobacterium carotovorum, kwenikweni unali wa zamoyo zongodziwika kumene Pectobacterium imagwira ntchito zosiyanasiyana... Kuphatikiza pa iye, zofala kwambiri zinali zovuta Pectobacterium brasilense и Pectobacterium polaris, zomwe nthawi zambiri zimapezeka m'madera a Central ndi Eastern Europe. Ndipo apa Pectobacterium atrosepticum ndi oimira a mtunduwo Dickeyzomwe zinayambitsa miliri ya matenda kumayambiriro kwa zaka za m'ma 50 sizinapezeke mu zitsanzo. Akatswiri a tizilombo tosaoneka ndi maso anayesa ma bacteriophages 10 pa mitundu imeneyi ndipo anasankha yothandiza kwambiri. Panthawi imodzimodziyo, asayansi mwa machitidwe a genomic apeza mavairasi omwe adzawononge mabakiteriya, osati kungowapatsira, amaphatikizana mumtundu wawo ndikupita ku "tulo tatulo". Malo ogulitsira adayesedwa m'malo osungira mbatata mu malo olima a Rogachevo. The tubers ankachitira kamodzi pa sabata kwa miyezi isanu ndi umodzi. Zotsatira zake, kukula kwa mabakiteriya a phytopathogenic pa tubers kudachepa ndi nthawi 12-XNUMX.