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Micro_Unit7
| Term | Definition |
|---|---|
| Mycobacteria | slender, nonmotile, slow-growing, acid-fast, obigate aerobes, resist gram staining |
| Ziehl-Neelsen | acid fast stain, methylene blue counterstain, uses heat |
| Kinyoun stain | acid fast stain, methylene blue counterstain, cold stain |
| Auramine-rhodamine | acid fast stain, used to visualize acid fast bacilli using fluroescence microscopy, not as specific |
| Acridine orange | acid fast stain, mthylene blue counterstain, fluorescent |
| Gram stain resistant (Mycobacteria) | High lipid content in cell walls |
| Runyon classification | based on rate of growth, production of yellow pigment and whether pigment was produced in dark or after light exposure |
| M. Tuberculosis | common in Mexico, buff colonies, niacin positive, PPD skin test |
| M. Leprae | Hansen's disease, leprosy |
| Decontaminate and digestion | to liquefy sample to allow chemical decontaminating agent to contact and kill non-mycobacterial organisms |
| Agar for mycobacteria | Lowenstein-Jensen, Petragnami, American Thoracic Society Agar, Middlebrook agar |