Video: Koj sim ntsuas qhov ua tau zoo ntawm tshuaj tua kab mob ntawm cov kab mob li cas?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Disk-diffusion agar txoj kev ntsuam xyuas qhov ua tau zoo ntawm tshuaj tua kab mob ntawm cov kab mob tshwj xeeb. Cov phaj agar yog thawj kis nrog kab mob , tom qab ntawv ntawv ntawm tshuaj tua kab mob yog ntxiv Cov kab mob tau tso cai kom loj hlob ntawm agar media, thiab tom qab ntawd pom.
Kuj paub yog, koj yuav tshuaj xyuas qhov ua tau zoo ntawm tshuaj tua kab mob li cas?
Kev Xeem txoj kev Kev sim rau tshuaj tua kab mob rhiab suav nrog: Kirby-Bauer txoj kev. Me wafers muaj tshuaj tua kab mob tau muab tso rau hauv phaj uas cov kab mob loj tuaj. Yog tias cov kab mob rhiab heev rau tshuaj tua kab mob , lub nplhaib meej, lossis thaj tsam ntawm kev txwv, pom nyob ib puag ncig lub wafer qhia tias tsis zoo.
Tsis tas li, koj yuav txiav txim siab li cas yog tias tshuaj tua kab mob yog kab mob tua kab mob lossis bacteriostatic? Lub ntsiab txhais ntawm a bactericidal tshuaj tua kab mob yog ib qho uas qhov sib piv ntawm MBC rau MIC yog ≦ 4, thaum a bacteriostatic tus neeg sawv cev muaj MBC rau MIC piv ntawm> 4.
Kuj paub yog, koj tuaj yeem tshuaj xyuas qhov ua tau zoo ntawm cov tshuaj tua kab mob thiab tshuaj tua kab mob ntawm cov kab mob li cas?
Zaum tau xeem out cov kev ua tau zoo ntawm tshuaj tua kab mob thiab tshuaj tua kab mob ntawm cov kab mob kev loj hlob Kab mob yuav loj hlob tau yooj yim ntawm phaj agar. Los ntawm kev ntxiv cov ntawv lim dej tso rau hauv ntau yam kev tiv thaiv kab mob microbial rau cov ntawv npaj ua ntej agar phaj cov kws tshawb fawb tuaj yeem nrhiav pom tias cov kev daws teeb meem zoo li cas ntawm kev tua kab mob.
Cov kab mob puas tuaj yeem tiv taus tshuaj tua kab mob?
Tshuaj tua kab mob kuj tshwm sim thaum kab mob hloov qee txoj hauv kev uas txo lossis tshem tawm qhov ua tau zoo ntawm cov tshuaj, tshuaj lom neeg, lossis lwm tus neeg sawv cev tsim los kho lossis tiv thaiv kev kis mob. Cov kab mob muaj sia nyob thiab txuas ntxiv ua rau muaj kev phom sij ntau dua. Tshuaj tua kab mob tua lossis txwv tsis pub loj hlob ntawm qhov raug kab mob.
Pom zoo:
Tus pas ntsuas ntsuas ntsuas ntsuas ntsuas ntsuas yog dab tsi?
Qhov kev ntsuas no siv cov khoom paub ntawm lub ntiajteb txawj nqus los txiav txim siab tias tus neeg yuav siv sijhawm ntev npaum li cas los teb rau qhov poob ntawm ib yam khoom los ntawm kev ntsuas deb npaum li cas cov khoom tuaj yeem ntog ua ntej raug ntes
Vim li cas cov endospores siv los ntsuas qhov ua tau zoo ntawm kev siv tshuaj tua kab mob autoclave?
Vim li cas cov endospores siv los ntsuas qhov ua tau zoo ntawm kev siv tshuaj tua kab mob autoclave? Endospores nyuaj rau tua. Endospores ntawm cov kab mob sib txawv tau raug rhuav tshem ntawm qhov kub thiab txias tuaj yeem siv los ntsuas qhov ntsuas kub autoclave. Endospores yog tsim los ntawm txhua cov lwg me me uas pom muaj nyob hauv cov hlwb
Dab tsi yog qhov zoo ntawm kev siv tshuaj tua kab mob uas tau muab cais ua cov tshuaj tua kab mob dav dav?
Cov tshuaj tua kab mob dav dav yog cov tshuaj tua kab mob uas ua rau ob pawg kab mob loj, gram-positive thiab gram-negative, lossis ib qho tshuaj tua kab mob uas tawm tsam ntau yam kab mob uas ua rau muaj kab mob
Puas yog cov tshuaj tua kab mob tua kab mob tua kab?
Ua kom nrawm hydrogen peroxide (uas yog Kev Cawm Seej yog ib lub npe) yog peb nyiam tshuaj tua kab mob. Thaum diluted kom tsim nyog, ua kom nrawm hydrogen peroxide ua txoj haujlwm zoo tshem tawm ib puag ncig uas muaj kab mob los ntawm tus kab mob kis, tab sis nws tsis tau raug tshuaj xyuas rau kev nyab xeeb lossis sau npe rau siv ua cov khoom siv tshuaj pleev
Qhov ntsuas qhov ntsuas qhov ntsuas qhov ntsuas kub npaum li cas?
Cov qhab nias thiab txhais lus CAS muaj 21 yam khoom nrog 4 qhov kev xaiv txhua tus (uas tau qhab nia 0,1,2,3). CAS tus qhab nia tsuas yog qhov sib npaug ntawm cov qhab nia khoom. Yog li, cov qhab nia ntawm CAS tuaj yeem nyob ntawm 0 txog 63. Qhov qhab nia siab dua txhais tau tias tus neeg koom nrog muaj cov tsos mob npau taws ntau dua