Petroff’s concentration method For The Detection of Mycobacterium

Many mycobacterial culture samples are heavily contaminated with commensal flora. It is critical to remove these because they can outgrow the culture faster than the mycobacteria. Principle of the Petroff’s Concentration Method Contaminant destruction is…

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Ziehl-Neelsen stain : Principle,Procedure & Results Interpretation

This test is used to distinguish acid-fast bacteria based on their appearance after staining with acid-fast stain containing 20% sulphuric acid (Ziehl-Neelsen stain) as a decolorizer. Principle of Ziehl-Neelsen stain Because of the high lipid…

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