Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Tafiya: Babban abin da ke jawo tarin fuka shi ne Mycobacterium tuberculosis (MTB), ƙaramin ƙwayoyin cuta da ba sa motsawa. Babban abun ciki na lipid na wannan pathogen yana lissafin yawancin halayen asibiti na musamman. Yana rabuwa kowane awa 16 zuwa 20, wanda hakan yana da jinkiri sosai idan aka gwada da sauran ƙwayoyin cuta, waɗanda suke rabuwa cikin ƙasa da awa ɗaya. Mycobacteria suna da membrane na lipid na waje. Idan an yi launi na Gram, MTB ko dai yana da rauni sosai "Gram-mai kyau" ko kuma ba ya riƙe da launi sakamakon babban abun ciki na lipid da mycolic acid na bangon sel. MTB na iya tsayayya da magungunan kashe kwayoyin cuta masu rauni kuma ya rayu cikin yanayin bushewa na tsawon makonni. A yanayi, kwayar cutar za ta iya girma ne kawai a cikin ƙwayoyin halittar mai karɓar bakuncin, amma ana iya yin noman M. tarin fuka a cikin dakin gwaje-gwaje. Ta amfani da tabo na histological akan samfuran da aka fitar daga phlegm (wanda kuma ake kira "sputum"), masana kimiyya na iya gano MTB a ƙarƙashin microscope. Tunda MTB yana riƙe da wasu tabo ko da bayan an magance shi da maganin acidic, an rarraba shi azaman bacillus mai saurin acid. Hanyoyin da aka fi amfani da su a cikin acid-fast staining sune Ziehl <unk> Neelsen stain da Kinyoun stain, wanda ke canza launin acid-fast bacilli mai haske mai haske wanda ke fitowa a kan blue background. Hakanan ana amfani da launi na auramine-rhodamine da microscopy na haske.  Tambaya: Waɗanne sauran acid ake amfani da su?
Auramine-rhodamine canza launi da kuma hasken haske microscopy