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What Are The Conditions When Gram Positive Bacteria Can Appear Gram Negative?

Answer»
  • When over-decolourized by either prolonged EXPOSURE to decolourizer or USING acetone ALONE.
  • When cell wall gets damaged by exposure to LYSOZYME or cell wall acting antibiotics such as Penicillin.
  • Old cultures, where cell wall is weakened or action of autolytic enzymes
  • Those bacteria that are phagocytosed. where cell wall is acted UPON by lysosomal contents



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