Phytoalexins yog cov tshuaj tua kab mob thiab feem ntau cov tshuaj tiv thaiv oxidative synthesized de novo los ntawm cov nroj tsuag uas sib sau nrawm ntawm thaj chaw ntawm cov kab mob. Lawv yog cov broad spectrum inhibitors thiab muaj ntau yam tshuaj lom neeg nrog ntau hom yam ntxwv ntawm cov nroj tsuag tshwj xeeb.
YYuav ua li cas yog phytoalexin?
Function. Phytoalexins yog tsim nyob rau hauv cov nroj tsuag ua co toxins rau cov kab mob tawm tsam. Lawv tuaj yeem cuam tshuam cov phab ntsa ntawm tes, ncua kev loj hlob, cuam tshuam cov metabolism lossis tiv thaiv kev tsim tawm ntawm cov kab mob hauv nqe lus nug.
YPhytoalexin piv txwv yog dab tsi?
Ntau yam invading kab mob xws li kab mob, kab mob, fungi, thiab nematodes yuav induces zus tau tej cov phytoalexins nyob rau hauv cov nroj tsuag. … Cov piv txwv classic ntawm phytoalexin ntau lawm tshwm sim nyob rau hauv qos yaj ywm inoculated nrog blight fungus, Phytophthora infestans.
koj txhais li cas los ntawm phytoalexin?
A phytoalexin yog ib qho tshuaj uas inhibits kev loj hlob ntawm cov kab mob hauv cov ntaub so ntswg hypersensitive thiab tsim los yog qhib tau tsuas yog thaum cov nroj tsuag tuaj yeem tiv nrog cov cab.
phytoalexins yog dab tsi hauv botany?
Phytoalexins yog qis molecular hnyav tshuaj tiv thaiv kab mob uas yog tsim los ntawm cov nroj tsuag raws li cov lus teb rau biotic thiab abiotic stresses. Xws li lawv koom nrog hauv kev tiv thaiv tsis sib xws uas ua rau cov nroj tsuag tswj hwm cov kab mob nkag mus.
