Phytoalexins yog tsim los ntawm cov hlwb noj qab haus huv uas nyob ib sab ntawm cov chaw puas thiab cov hlwb necrotic teb rau cov khoom sib txawv ntawm cov hlwb puas Phytoalexins tsis tsim thaum lub sij hawm sib kis kab mob biotrophic. Phytoalexins sau nyob ib ncig ntawm ob qho tib si resistant thiab susceptible necrotic ntaub so ntswg.
phytoalexins yog dab tsi?
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.
phytoalexins ua haujlwm li cas?
Function. Phytoalexins yog tsim nyob rau hauv cov nroj tsuag ua raws li cov co toxins rau lub cev tawm tsam. Lawv tuaj yeem tsoo phab ntsa ntawm tes, ncua kev loj hlob, cuam tshuam cov metabolismlossis tiv thaiv kev tsim tawm ntawm cov kab mob hauv nqe lus nug.
YPuas yog phytoalexins protein?
Nroj PR proteins yog sawv cev los ntawm 17 tsev neeg cov protein, suav nrog β-1, 3-glucanases, chitinases thiab peroxidases. … Phytoalexins yog antimicrobial, qis-molecular-yuag theem nrab metabolites lawv ua raws li kev tiv thaiv zoo ntawm cov nroj tsuag tiv thaiv kab mob microbial.
Leej twg nrhiav tau phytoalexins?
Lub tswv yim ntawm phytoalexins tau tshaj tawm thawj zaug dhau 70 xyoo dhau los los ntawm Müller thiab Börger [3] tom qab pom tias muaj kab mob ntawm cov qos yaj ywm tubers nrog ib hom kab mob Phytophthora infestans muaj peev xwm pib ua qhov tsis zoo. Cov tshuaj tiv thaiv, cuam tshuam qhov tshwm sim ntawm kev kis kab mob tom ntej nrog lwm hom kab mob P.
