Kiwifruit yog nrov nrog cov neeg siv khoom vim nws qhov tshwj xeeb tsw thiab siab concentration ntawm vitamin C, minerals, thiab lwm yam as-ham. Raws li kev thov loj hlob thiab thaj chaw tsim cov kiwifruit hauv Suav teb nthuav dav, cov kab mob tom qab sau qoob loo tau hnyav dua, nrog rau qhov nruab nrab tus kab mob nce mus txog 30% -50%, ua rau ntau tshaj 100,000 tons ntawm txiv hmab txiv ntoo poob hauv ib xyoos, uas txwv kev lag luam noj qab haus huv. kev loj hlob.
Cov kws tshawb fawb los ntawm Wuhan Botanical Garden ntawm Suav Academy ntawm Kev Tshawb Fawb tau soj ntsuam cov kev ua haujlwm tiv thaiv kab mob thiab cov txheej txheem ntawm cov nyiaj nanoparticles (AgNPs) tawm tsam plaub kab mob (Alternaria alternata, Pestalotiopsis microspora, Diaporthe actinidiae, thiab Botryosphaeria dothidea) ua rau kiwi txiv hmab txiv ntoo tom qab sau qoob loo.
Lawv pom tias AgNPs muaj qhov cuam tshuam tshwj xeeb rau kev loj hlob ntawm mycelial thiab spore germination ntawm plaub kab mob. Nws nce permeability ntawm cell membrane thiab to ntawm intracellular tshuaj, thiab ua rau cellular thiab organelle degradation. Ntxiv mus, transcriptome sequencing ntawm mycelium kho nrog AgNPs (24h / 48h) tau ua los qhia qhov molecular mechanism.
Raws li cov kws tshawb fawb, AgNPs zoo kawg nkaus txo cov kab mob phenotype thiab cov tsos mob fluorescence, nrog rau cov kab mob colonization thiab kab mob kev loj hlob ntawm kiwifruit tom qab sau qoob rot nrog ob peb Ag.+ residue nyob rau hauv cov txiv hmab txiv ntoo lub tev los yog sab hauv / sab nraud pulp, qhia tias AgNPs kev kho mob muaj kev ruaj ntseg rau kiwifruit.
Cov kws tshawb fawb tau tshawb xyuas tias AgNPs tuaj yeem siv los tswj cov kab mob kiwifruit rot, thiab tau tso lub hauv paus rau kev siv AgNPs los tswj lwm cov txiv hmab txiv ntoo. kab mob fungal.
Cov txiaj ntsig ntawm qhov kev tshawb fawb no tau luam tawm hauv Frontiers hauv Microbiology, lub npe "Cov kev ua haujlwm tiv thaiv kab mob thiab cov txheej txheem ntawm cov nyiaj nanoparticles tiv thaiv plaub pathogens ua rau kiwifruit tom qab sau qoob. "