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What is A microbiologist working with Mycobacteria notes following colonies grow on LowensteinJensen media. Which mycobacteria is he working with? and explain in detail?
Mycobacterium tuberculosis colonies on LJ medium are dry, rough, raised, irregular colonies with a wrinkled surface, tenacious, difficult to emulsify, creamy white and buff-colored. (Rough, tough, buff). Mycobacterium bovis forms moist, smooth, flat, white colonies on LJ media that break-up easily when touched. Reference: Ananthanarayan and Paniker&;s Textbook of Microbiology Tenth edition