Video: Cell tiv thaiv kev tiv thaiv kab mob txhais tau li cas?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Los ntawm Wikipedia, phau ntawv txhais lus pub dawb. Xovtooj - kev kho kom haum xeeb yog ib tiv thaiv kab mob teb tias ua tsis koom nrog cov tshuaj tiv thaiv kab mob. Zoo, cell mediated immunity yog kev ua kom phagocytes, antigen-specific cytotoxic T-lymphocytes, thiab tso tawm ntau yam cytokines hauv kev teb rau antigen.
Tom qab ntawd, ib tus tseem tuaj yeem nug, yuav muaj dab tsi tshwm sim thaum muaj kev tiv thaiv kab mob ntawm tes?
Xovtooj - kho kom haum xeeb cov lus teb cuam tshuam nrog kev puas tsuaj ntawm tus kab mob hlwb los ntawm cytotoxic T. hlwb , lossis kev puas tsuaj ntawm cov kab mob intracellular los ntawm macrophages (ntau dua) Kev ua kom tsis muaj menyuam T. cell hauv cov lus teb rau antigen, thiab lawv qhov kev nthuav tawm tom ntej thiab kev sib txawv, suav tias yog thawj tiv thaiv kab mob lus teb
Ib yam nkaus, qhov sib txawv ntawm kev sib kho ntawm xov tooj ntawm tes thiab kev tiv thaiv kev dag ntxias yog dab tsi? Humoral tiv thaiv zais cov tshuaj tiv thaiv los tawm tsam antigens, qhov twg ntawm tes - kev kho kom haum xeeb zais cov cytokines thiab tsis muaj cov tshuaj tiv thaiv los tua cov kab mob. Cov Humoral tiv thaiv yog nrawm lossis nrawm hauv lawv qhov kev txiav txim tawm tsam antigens, thaum lub Xovtooj - kev kho kom haum xeeb qhia ncua txawm hais tias kev txiav txim ruaj khov rau ib yam kab mob.
Hais txog qhov no, vim li cas thiaj li muaj kev tiv thaiv kab mob hauv xov tooj ntawm tes tseem ceeb?
Xovtooj - kev kho kom haum xeeb tau hais qhia feem ntau ntawm kev tshem tawm tus kab mob hlwb , tab sis kuj tseem ceeb heev tseem ceeb tus neeg tiv thaiv tiv thaiv cov kab mob hu ua fungi, protozoa, cov kab mob hauv hlwb, thiab mob qog noj ntshav. Nws tseem ua lub luag haujlwm tseem ceeb hauv kev tsis kam hloov pauv.
Puas yog cov hlwb B koom nrog hauv kev tiv thaiv kab mob ntawm tes?
Humoral kev tiv thaiv kuj tseem hu ua antibody- kev kho kom haum xeeb . Nrog kev pab los ntawm tus pab T. hlwb , B hlwb yuav sib txawv hauv plasma B hlwb uas tuaj yeem tsim cov tshuaj tiv thaiv tiv thaiv kab mob tshwj xeeb. Kev tiv thaiv ntawm tes tshwm sim sab hauv hlwb yog yog kho kom haum xeeb los ntawm T. cov lymphocytes.
Pom zoo:
Dab tsi yog txhais los ntawm kev tiv thaiv kab mob tiv thaiv kab mob?
Kev tshuaj tiv thaiv kab mob tiv thaiv kab mob tau siv los txiav txim siab tias cov tshuaj tua kab mob tshwj xeeb tshwj xeeb cov kab mob tshwj xeeb lossis kab mob hu ua fungus. Feem ntau, qhov kev sim no ua tiav Gram Stain thiab kab lis kev cai, cov txiaj ntsig uas tau txais sai dua
Kev tiv thaiv kab mob thiab kev tiv thaiv kab mob yog dab tsi?
Lub cev tiv thaiv kab mob yog lub network nyuaj ntawm cov cell thiab cov protein uas tiv thaiv lub cev tiv thaiv kab mob. Lub cev tiv thaiv kab mob khaws cov ntaub ntawv ntawm txhua tus kab mob (microbe) nws tau swb lawm yog li nws tuaj yeem lees paub thiab rhuav tshem cov kab mob sai sai yog tias nws nkag mus rau hauv lub cev dua
Cell tiv thaiv kev tiv thaiv kab mob ua haujlwm li cas?
Cell-mediated immunity (CMI) yog kev tiv thaiv kab mob uas tsis koom nrog cov tshuaj tiv thaiv tab sis ntau ntxiv nrog kev ua kom macrophages thiab NK-cells, tsim cov antigen-specific cytotoxic T-lymphocytes, thiab tso tawm ntau yam cytokines hauv kev teb rau antigen
Vim li cas thiaj yuav tsum tau siv kab lis kev cai dawb huv los tshuaj xyuas kab mob ua kom muaj zog tiv thaiv kab mob?
Kev raug cai txhais tau tias tsis tiv taus cov kab mob me me, tab sis yooj yim nkag siab rau cov kab mob me me lossis lwm tus neeg sawv cev. Kev coj noj coj ua dawb huv yog siv rau kev sim tshuaj tiv thaiv kab mob vim hais tias kev coj noj coj ua dawb huv yuav muab ntsuas kom raug dua ntawm cov tshuaj tua kab mob cuam tshuam qhov ua rau muaj kab mob me me
Yuav ua li cas thiaj txo tau cov tshuaj tiv thaiv kab mob tiv thaiv kab mob?
Yuav ua li cas thiaj li txo qis kev kis tshuaj tiv thaiv kab mob Tsis txhob siv tshuaj tua kab mob los kho kab mob, xws li khaub thuas, khaub thuas, hnoos los yog mob caj pas. Siv tshuaj tua kab mob tsuas yog thaum kws kho mob sau ntawv rau lawv. Thaum koj tau txais tshuaj tua kab mob, noj tag nrho daim ntawv tshuaj txawm tias koj nyob zoo los