Ubuchwepheshe bokuqinisekisa ukumelana kwezitshalo zezolimo ezibaluleke kakhulu ekusweleni kwamanzi buthuthukiswa ngokuhlanganyela ososayensi baseRussia naseBelarus, isevisi yabezindaba yaseTomsk State University (TSU) ibika ngoNovemba 17.
Ukukhula kwesibalo sabantu emhlabeni kanye nokushintsha kwesimo sezulu emhlabeni jikelele kuphakamisa kakhulu udaba lokutholakala kokudla kwabantu. Idatha evela ku-Intergovernmental Panel on Climate Change (IPCC) ikhombisa inkambiso ebheke ekuphendukeni kwezingwadule kanye nesomiso ezingxenyeni eziningi zomhlaba.
UProfesa Ohlangene woMnyango we-Plant Physiology, Biotechnology kanye ne-Bioinformatics we-Biological Institute ye-TSU Marina Efimova uthe:
“Inkinga esiyixazululayo nozakwethu be-Institute of Bioorganic Chemistry yeNational Academy of Sciences of Belarus kanye ne-Institute of Plant Physiology eqanjwe ngalo. I-KA Timiryazev RAS, iyisisekelo futhi isetshenziswa ngesikhathi esifanayo.
Ososayensi bahlose ukusebenzisa izinhlanganisela zemvelo - ama-steroid phytohormones kanye nokuphuma kwawo - njengamathuluzi okwandisa ukumelana nesomiso sezitshalo kanye nokumelana nosawoti womhlabathi.
"Kodwa ukuze usebenzise leli thuluzi ngenhloso, kuyadingeka ukucacisa izimiso zokusebenza ezibekwe ngokwemvelo, bese uzikopisha ngendlela ye-nanobiotechnology," kuchaza uMarina Efimova.
Ososayensi babenesithakazelo kuma-brassinosteroids - ama-phytohormones abhekele ukusebenza okuvamile kwesimiso somzimba sokuzivikela ezitshalweni, ikakhulukazi ngaphansi kwezimo ezimbi, njengesimo sezulu esibandayo, ngokweqile kanye nokuntuleka komswakama, izifo, ukuchayeka ezibulala-zinambuzane nokunye ukucindezeleka.
Ngesikhathi esifanayo, ukwandisa ukukhiqiza nokumelana nezitshalo, kuyadingeka ukusebenzisa i-micro- kanye ne-nanomolar concentrations ye-brassinosteroids.
"Okuqukethwe kwe-brassinosteroids ezitshalweni kuphansi kakhulu, okwenza kube nzima ukuzihlukanisa, ngakho lezi zinto kufanele zitholwe ngamakhemikhali ezintweni ezitholakalayo zezitshalo," kusho uMarina Efimova.
Ososayensi abavela ku-Institute of Bioorganic Chemistry ye-National Academy of Sciences of Belarus bangabaholi bomhlaba emkhakheni we-brassinosteroid synthesis. Ngakho-ke, kuphrojekthi ehlangene, bazohlanganisa okuphuma kwalolu hlobo lwe-phytohormones neqembu elisebenzayo elengeziwe elihlinzeka ngokubopha amaprotheni.
Emaqenjini anjalo, abacwaningi bazokwengeza ama-molecule adingekayo azonikeza izitshalo izakhiwo ezintsha. Umphumela wama-phytohormones anjalo kubhali, i-rapeseed, amazambane, i-Arabidopsis, engamelana kahle nesomiso nosawoti, izofundwa yizazi zebhayoloji ze-TSU.
Umsebenzi ohlanganyelwe wososayensi ekugcineni uzoholela ekwakhiweni kwezindlela zokulawula ukusebenza kahle nokukhiqiza kwezitshalo kusetshenziswa ama-bioregulators. I-Brassinosteroids kufanele isetshenziswe ekutshaleni imbewu ngaphambi kokwelashwa nokwelashwa kwezimpande zezitshalo.
Njengamanje, i-TSU isebenza ngenkuthalo ukuthuthukisa izindlela ezintsha zokulawula izakhiwo zezitshalo ezidumile isebenzisa ubuchwepheshe besimanje bokuhlela i-genomic.
Ucwaningo okuhloswe ngalo ukutshala izitshalo ezikhiqiza kakhulu nezingasiyo imvelo lwenziwa ngaphakathi kohlaka lwephrojekthi yamasu “Engineering Biology”. Imiphumela yabo izoba nomthelela ekuqinisekiseni ukutholakala kokudla eRussia.