Ososayensi baseSiberia sebenze imishanguzo eselenium, okulwa ngempumelelo nokubola kwendandatho yamazambane, kepha ngasikhathi sinye zonga futhi zisebenziseka kalula.
Ngokuya kweSayensi eSiberia, ukuze kusindiswe amazambane ekuboleni kwendandatho, iziqukathi, izinto zokusebenza kanye nezinto zokutshala uqobo ziphathwa ngezinto ezinamandla amakhemikhali - ngokwesibonelo, i-hydrogen peroxide, i-ammonia noma i-hydrochloric acid, engaphephile emvelweni. Ukulwa nokubola, izazi zebhayoloji, kanye nabasebenzi beFavorsky Irkutsk Institute of Chemistry, i-SB RAS, benza izinto ezinama-nanocomposite ezisuselwa kumatrices emvelo.
Izinhlayiya ezenziwe nge-selenium zitshalwe kugobolondo lemvelo le-arabinogalactan (elivela eSiberia larch), isitashi ne-caraginan (elenziwe kusuka ku-algae obomvu). Ama-nanocomposites awayilimazi imvelo, futhi kulula ukuwusebenzisa: ancibilika kakhulu emanzini futhi alungele ukunisela nokufafaza. Ososayensi sebevele beyihlolile le mithi elabhorethri.
Izisombululo zeNanocomposite zengezwe ekumisweni kwegciwane futhi le ngxube yagcinwa amahora angama-72. Ucwaningo lwenziwa ngokunquma ukuminyana kokumiswa kwegciwane. Ukulungiselela kumatrices we-arabinogalactan kuboniswe ngokucacile, okwanciphisa inani lama-bacteria ngo-30-40%. Kutholakale nokuthi yonke imishanguzo inciphisa ikhono lama-bacterium lokwenza ama-biofilms abasiza ukuthi baphile ezimweni ezingezinhle.
Kulokhu, i-selenium isetshenziswe ekugxileni okubuthakathaka kuka-0,000625%. Ososayensi bangeze ama-nanocomposites ancibilikile emvelweni ngezitshalo nokukhula kokulandela kwezitshalo, inani lamaqabunga neminye imingcele ye-biometric. Ukuhlolwa kukhombisile ukuthi lapho kunezelwa lezi zinto, lesi sitshalo sizwa sikhulu futhi sikhula kangcono kangcono, kanti i-selenium ayitholakalanga ezicutshini zezitshalo. Ngaphezu kwalokho, izazi zezinto eziphilayo ziye zaqinisekisa ukuthi izixazululo ze-nanocomposite aziyithinti kabi iRhodococcus.
Abaphenyi manje bahlola imiphumela ye-selenium kubhaktheriya bokubola bendandatho ngaphansi kwezimo zomhlaba wangempela. Ukuhlolwa manje kuyaqhubeka namazambane akhule esihlabathini oyinyumba. Lezi zimo zisondele kakhulu ezimweni zemvelo: izitshalo zithinteka ngamagciwane asemoyeni, kanye nokukhanyisa nezinye izinto. Izazi zebhayoloji zisebenzisa izindlela ezimbili zokwelashwa - ukuchelela nokufafaza ukuthola ukuthi yikuphi okuphumelela kakhulu, futhi ehlobo bazodlulisela isilingo ensimini yamazambane yangempela.
Source: https://www.popmech.ru/