Dab tsi xim ntawm tib neeg lub hlwb Gram stain?
Dab tsi xim ntawm tib neeg lub hlwb Gram stain?

Video: Dab tsi xim ntawm tib neeg lub hlwb Gram stain?

Video: Dab tsi xim ntawm tib neeg lub hlwb Gram stain?
Video: Saib Tias Ntawm neeg lub cev (update) 23/4/2019 2024, Kaum ib hlis
Anonim

Thawj stain, tag nrho cov kab mob yog stained ntshav. Counter stain. Qhov no stains decolorized kab mob liab. Tib neeg cov hlwb tuaj yeem stained nrog siv lead ua violet thiab safranin, yog li vim li cas tib neeg lub hlwb tsis tuaj yeem ua gram stained?

Ib yam li ntawd, tib neeg nug, tib neeg lub hlwb puas Gram zoo lossis tsis zoo?

Tib neeg hlwb tsis muaj cell phab ntsa lossis Peptidoglycan (PDG). Cov hlwb tuaj yeem coj xim stain . Ib qho ntawm koj cov neeg koom tes hauv chav kuaj tau ua raws li cov txheej txheem kev khiav haujlwm tau pom zoo Gram - zoo thiab Gram - tsis zoo tswj cov kab mob ntawm nws Gram stain ntawm ib hom tsis paub.

Ib yam li ntawd, puas hlwb eukaryotic stain gram zoo lossis tsis zoo? Eukaryotic kab mob stain gram - tsis zoo . Txawm li cas los xij, feem ntau eukaryotic hlwb tshwj tsis yog cov fungi (nrog rau cov poov xab) tsis lo rau lub swb thaum ua haujlwm.

Dhau li ntawm no, Gram stain qhia koj li cas?

A Gram stain yog ib txoj kev kuaj mob uas siv los kuaj pom muaj cov kab mob thiab qee zaum cov kab mob fungi hauv cov qauv coj los ntawm qhov chaw uas xav tias muaj kab mob. Nws muab cov txiaj ntsig sai sai seb puas muaj cov kab mob lossis cov fungi thiab, yog tias muaj, hom dav dav.

Dab tsi yog kauj ruam tseem ceeb tshaj plaws hauv Gram staining?

Lub thickness ntawm smear siv nyob rau hauv lub Gram stain yuav cuam tshuam qhov tshwm sim ntawm stain . Cov kauj ruam uas yog tseem ceeb tshaj plaws hauv kev cuam tshuam qhov tshwm sim ntawm cov stain yog decolorizing kauj ruam.

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