| Staining methodology | Classification | Purpose of Stain | Principle of the Technique | Mechanism of staining | Control Tissue(s) |
| Ziehl Neelsen | Microorganism stain | Demonstration of acid fast bacilli such as Mycobacterium tuberculosis | Acid-fastness | Ionic bonding | Appendix, tissue known to contain microorganisms |
Proper Staining:
Results:
Acid fast bacilli: red
Cytoplasm: pale blue
Nuclei: blue
RBCs: pale pink
Section of liver stained with Ziehl Neelsen
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Filed under: ZN
