Cov txheej txheem:
- Dab tsi yog qhov hloov pauv antigenic tshwm sim los ntawm?
- Tus kab mob rotavirus puas tuaj yeem cuam tshuam txog kev hloov pauv hloov pauv?
- Puas yog h1n1 antigenic hloov lossis drift?
- Dab tsi ua rau muaj kev hloov pauv hloov pauv thaum cov kab mob rov ua dua?
Video: Puas reassortment ua antigenic hloov?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Reassortment tuaj yeem ua rau muaj kev hloov pauv hauv cov tshuaj tiv thaiv thaum tus tswv tsev nruab nrab, xws li npua, ib txhij kis tus tib neeg thiab tus kab mob khaub thuas avian A virus.
Dab tsi yog qhov hloov pauv antigenic tshwm sim los ntawm?
Antigenic hloov pauv tshwm sim thaum tus kab mob khaub thuas tsis yog tib neeg kis ncaj qha rau tib neeg tus tswvlossis thaum tus kab mob tshiab tsim los ntawm kev tshuaj ntsuam genetic reassortment ntawm cov kab mob khaub thuas tsis yog tib neeg thiab tib neeg tus mob khaub thuas.
Tus kab mob rotavirus puas tuaj yeem cuam tshuam txog kev hloov pauv hloov pauv?
Raws li cov lus piav qhia hauv qhov kev tshuaj xyuas no, hauv qhov xwm txheej rotavirus tuaj yeem hloov kho sai, los ntawm kev sib sau ntawm cov kev hloov pauv uas tuaj yeem ua rau antigenic hloov lossis los ntawm qhov tshwm sim ntawm cov kab mob tshiab, tej zaum los ntawm kev sib sau ua ke ntawm tsiaj thiab tib neeg hom.
Puas yog h1n1 antigenic hloov lossis drift?
CDC ntseeg tias tus kab mob no tshwm sim los ntawm antigenic hloov, uas tau sau tseg saum toj no yog txheej txheem los ntawm ob lossis ntau tus kab mob khaub thuas tuaj yeem hloov pauv cov ntaub ntawv keeb kwm los ntawm kev kis tus kabmob rau tib neeg lossis tsiaj host.
Dab tsi ua rau muaj kev hloov pauv hloov pauv thaum cov kab mob rov ua dua?
Antigenic Drift
Raws li tus kab mob rov ua dua, nws cov noob tau raug random "copying yuam kev" (piv txwv li kev hloov caj ces). Nyob rau tib lub sijhawm, cov kev luam ntawm cov noob caj noob ces tuaj yeem, ntawm lwm qhov kev hloov pauv ntawm tus kabmob, ua rau muaj kev hloov pauv ntawm tus kabmob 'cov proteins ntawm lub ntsej muag lossis antigens.
Pom zoo:
Puas hloov lossis hloov pauv?
Ob leeg muaj peev xwm, grammatical, thiab idiomatic, tab sis "kuv tus email ID tau hloov" tsuas yog txhais tau tias tus ID tsis zoo ib yam, thaum "kuv tus email ID tau raug hloov" ua rau muaj kev ntxhov siab ntau ntxiv rau qhov tseeb tias ib tus neeg muaj lub luag haujlwm rau kev hloov pauv tus ID.
Koj puas yuav tsum hloov lub kauj thaum hloov cov tsw?
Koj lub taub hau vape coil zoo li yuav ua rau koj txoj kev mob siab rau ib qho tshwj xeeb. Txawm li cas los xij, yog tias koj tsuas khoob thiab rov qab koj lub tank, e-kua residue yuav nyob ib puag ncig thiab ua rau muaj qhov tsw qab. … Xov xwm zoo:
Puas yog qhov hloov pauv hloov tau tuaj yeem hloov kho?
Qhov kev ywj pheej (lossis tswj hwm) qhov sib txawv yog qee yam uas tus kws sim lub hom phiaj hloov pauv lossis txawv ntawm qhov kev tshawb nrhiav. Qhov dependent (los yog teb) sib txawv yog ib qho uas tau pom thiab yuav hloov pauv hauv cov lus teb rauqhov sib txawv ntawm tus kheej .
Puas hloov pauv hloov pauv tuaj yeem hloov kho?
Nyob hauv ntau qhov kev sim, qhov sib txawv ntawm kev ywj pheej yog kev tsim kho uas tsuas yog tuaj yeem tswj tsis ncaj . Puas yog qhov sib txawv nyob ntawm qhov ntsuas lossis tswj tau? Ib qhov sib txawv yog qhov ntsuas lossis manipulated hauv kev sim.
Dab tsi yog qhov tshwj xeeb antigenic?
Antigenic tshwj xeeb yog lub peev xwm ntawm cov cell kom paub txog cov antigen los ntawm nws cov qauv molecular tshwj xeeb, xws li kev sib raug zoo ntawm antigen epitopes thiab antibody paratopes . Lub ntsiab lus ntawm cov proteins antigenic yog dab tsi?
