2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Immune tolerance is tseem ceeb rau lub cev ib txwm muaj. Central kam rau ua yog txoj hauv kev tseem ceeb ntawm lub cev tiv thaiv kab mob kawm kom paub cais tus kheej ntawm tsis yog tus kheej. Peripheral kam rau ua yog qhov tseem ceeb rau kev tiv thaiv over-reactivity ntawm lub cev tiv thaiv kab mob rau ntau qhov chaw ib puag ncig (allergens, plab microbes, thiab lwm yam).
Vim li cas kev tiv thaiv kab mob tiv thaiv kab mob muaj txiaj ntsig?
Lub cev tiv thaiv kab mob muaj lub luag haujlwm tseem ceeb: Nws tiv thaiv koj lub cev los ntawm cov tshuaj phem, kab mob thiab cov hloov cell uas tuaj yeem ua rau koj mob.
Thaum twg immunological kam rau ua tshwm sim?
Immunological kam rau ua yog cov txheej txheem nyuaj uas ua rau lub cev tsis muaj zog los txhawb cov lus teb rau tus kheej antigens. Kev kam rau nruab nrab tshwm sim thaum tsis paub tab lymphocytes ntsib tus kheej antigens hauv thawj cov qog ntshav qog, thiab yog li lawv tuag lossis ua tsis muaj zog.
Yuav ua li cas thaum lub cev tsis muaj zog tiv thaiv kab mob?
Kev zam rau tus kheej yog hais txog lub peev xwm ntawm lub cev tiv thaiv kab mob kom paub txog-thiab yog li tsis teb tawm tsam tus kheej-tsim antigens. Yog tias lub cev tiv thaiv kab mob poob qhov peev xwm no, lub cev tuaj yeem pib tua nws cov hlwb, uas yuav ua rau muaj kab mob autoimmune.
Kev ua siab ntev rau tus kheej yog dab tsi?
Kev ua siab ntev rau tus kheej yog lub peev xwm ntawm lub cev tiv thaiv kab mob kom paub txog tus kheej tsim cov tshuaj antigens uas tsis muaj kev hem thawj thaum tsim cov lus teb rau cov khoom txawv teb chaws. Qhov kev sib npaug ntawm kev tiv thaiv kab mob thiab kev zam rau tus kheej yog qhov tseem ceeb rau kev ua haujlwm ntawm lub cev thiab kev noj qab haus huv tag nrho.
Pom zoo:
Cov kab kab kab kab kab ua kab mob txaus ntshai npaum li cas?
Nyob rau hauv peb thiab tom ntej instars ntawm lawv txoj kev loj hlob, Pine processionary caterpillars yog mob heev rau daim tawv nqaij ntawm tib neegthiab lwm yam tsiaj. Kev sib cuag yooj yim nrog cov plaub hau ntawm kab ntsig tuaj yeem ua rau pob khaus hnyav (urticaria) thiab khaus qhov muag, thiab qee tus neeg yuav muaj kev fab tshuaj.
Dab tsi yog qhov tseem ceeb thiab vim li cas nws tseem ceeb los txheeb xyuas koj qhov tseem ceeb?
Qhov tseem ceeb yuav coj koj hauv kev txiav txim siab hauv lub neej thiab ua rau koj taug qab. Qhov tseem ceeb tshaj plaws, qhov tseem ceeb tshaj plaws yuav ua rau koj ntseeg siab hais tias "tsis yog." Lawv pab koj txheeb xyuas qhov xav tau tiag tiag hauv koj lub neej, piv rau lwm tus xav tias tseem ceeb.
Vim li cas cov lus qhuab qhia ntawm kev tiv thaiv kev tiv thaiv?
Cov lus qhuab qhia kev cai lij choj ntawm kev tiv thaiv kev tiv thaiv ib puag ncig muab tsoomfwv lub koomhaum txiav txim siab xaiv xaiv kev tiv thaiv los ntawm kev foob pej xeem lossis foob foob foob. Qhov no txhais tau tias tsis muaj leej twg tuaj yeem foob tsoomfwv yam tsis muaj tsoomfwv tso cai ua li ntawd.
Vim li cas cov kab mob muaj tshuaj tiv thaiv kab mob?
Kab mob txhim kho txheej txheem los ntawm kev siv cov lus qhia los ntawm lawv cov DNA. Feem ntau, cov noob caj noob ces muaj nyob hauv plasmids, me me ntawm DNA uas nqa cov lus qhia caj ces los ntawm ib tus kab mob mus rau lwm qhov. Qhov no txhais tau hais tias qee cov kab mob tuaj yeem faib lawv cov DNA thiab ua rau lwm cov kab mob ua kom tiv taus.
Vim li cas kev tiv thaiv kev cob qhia tseem ceeb?
Kev tiv thaiv kev cob qhia yog qhov tseem ceeb thaum ua haujlwm nrog pab pawg tsis muaj zog, vim nws pab kom koj cov neeg ua haujlwm tuaj yeem ua lawv txoj haujlwm paub thiab nyab xeeb. Muaj ntau yam txiaj ntsig ntawm kev tiv thaiv kev cob qhia, suav nrog kev pab koj kom nkag siab tias cov tib neeg twg muaj kev pheej hmoo ntawm kev raug mob lossis muaj kev phom sij tshwj xeeb.
