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    Science Image Library: Acid-fast Stain

    Science Image Library
    Acid Fast Stain

    from Science Prof Online

    Acid-fast stain showing both positive (Mycobacteria) and negative (Staphylococcus) 中国福利彩票下载安装αpp@1000xTM

    1. Acid-fast stain showing negative (E. coli) results 中国福利彩票下载安装αpp@ 1000xTM
    2. Acid-fast stain showing negative (Staphylococcus) results 中国福利彩票下载安装αpp@ 1000xTM
    Virtual Microbiology

    You have free access to a large collection of materials used in a college-level introductory microbiology course. The Virtual Microbiology Classroom provides a wide range of free educational resources including PowerPoint Lectures, Study Guides, Review Questions and Practice Test Questions.
    Prokaryotic Cell, Mariana Ruiz
    1 & 2: Acid-fast stain showing positive (Mycobacteria) results 中国福利彩票下载安装αpp@ 1000xTM.
    1 & 2. Acid-fast stain showing both positive (Mycobacteria) and negative (Staphylococcus) results.

    Non-acid Fast Bacteria Photos (Click on image to enlarge.)
    Mixed +/- Acid Fast Stain Photos (Click on image to enlarge.)
    Acid Fast Bacteria Photos (Click on image to enlarge.)
    1. First step of acid-fast staining procedure. Applying carbolfuchsin stain to bacterial smear and heating over water bath for 3 - 5 minutes; 2. Rinsing slide after application of crystal violet counterstain; 3. Acid-fast stained slide with + control (Mycobacterium) on left, negative contol (nonacid fast bacteria) on right and unknown in center.
    Acid-fast Staining Procedure Photos (Click on image to enlarge.)
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    How to Prepare a Bacterial Smear for 
    Acid Fast (Ziehl-Neelsen) Stain
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    How to Do an Acid-fast 
    Ziehl-Neelsen Stain

    Acid-fast Bacterial Smear and Staining Videos
    Microbiology Lab Videos

    Page last updated: 2/2015
    Instructor's Corner
    Applying Carbol Fuchsin to Bacterial Smear Over Water Bath
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    The first step of the acid-fast stain, application of carbolfuchsin, is done over a heated water bath.
    More Acid-fast Stain Resources
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