Saturday, December 8, 2012

Why are disinfectants ineffective against Mycobacterium tuberculosis


Why are disinfectants ineffective against Mycobacterium tuberculosis?

Biology - 2 Answers
Random Answers, Critics, Comments, Opinions :
1 :
Mycobacterium species share a characteristic cell wall, thicker than in many other bacteria, which is hydrophobic, waxy, and rich in mycolic acids/mycolates. The cell wall makes a substantial contribution to the hardiness of this genus.
2 :
It is due to the unusual unique nature of its cell wall which contains a large amount of lipids such as mycolic acid and cord factor, most bacterial walls are mainly composed of peptidoglycans but in Mycobacterium tuberculosis it is 60% lipids. This is also what makes it so virulent



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