Video: Cov xim twg yog Mycobacterium tom qab kua qaub stain?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov kua qaub kua qaub tau siv los ua kom sib txawv cov kab mob sib kis sai xws li mycobacteria. Cov kab mob acid sai muaj cov ntsiab lus siab ntawm mycolic acids hauv lawv cov phab ntsa ntawm tes. Cov kab mob acid sai yuav yog liab , thaum cov kab mob nonacid nrawm yuav ua rau xiav/ntsuab nrog cov txee nrog Kinyoun stain.
Ib sab ntawm qhov no, xim dab tsi yog cov kua qaub nrawm?
Tag nrho lwm cov kab mob yuav stain Acid Ceev tsis zoo. Acid Ceev tau zoo cov cell yog xim liab/ liab xim ntawm carbolfuchsin. Cov kua qaub tsis zoo hauv lub cev tau ua kom lub teeb xiav xim ntawm methylene xiav.
Tsis tas li, dab tsi ua kua qaub stain kuaj rau? Acid Fast Stain . Cov kua qaub - ceev ceev yog qhov sib txawv pes tsawg siv los txheeb xyuas kua qaub - ceev kab mob xws li cov tswv cuab ntawm genus Mycobacterium. Acid - ceev cov kab mob muaj tus yam ntxwv zoo li ciab, ze rau phab ntsa ntawm tes uas tsis tuaj yeem tiv taus; lawv muaj mycolic kua qaub thiab cov roj ntau ntau, cov ciab, thiab cov lipids nyuaj.
Ntxiv mus, puas yog Mycobacterium acid yoo mov zoo lossis tsis zoo?
Muaj peb yam tseem ceeb ntawm cov kab mob ntawm cov kab mob ntawm tes: Gram- zoo , Gram- Yog tsis zoo , thiab kua qaub - ceev . Common kua qaub - ceev cov kab mob tseem ceeb ntawm kev kho mob suav nrog Mycobacterium tuberculosis, Mycobacterium leprae, Mycobacterium avium-intracellulare complex, thiab hom Nocardia.
Cov xim twg yuav ua rau cov kab mob hauv lub cev yoov tshaj cum nyob hauv cov kua qaub ua kom qis quizlet?
Acid - ceev hlwb pes tsawg liab, thaum lwm lub hlwb zoo li xiav (thaum methylene xiav tau siv ua lub txee)
Pom zoo:
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