'Capsulated bacteria' diaporamas de présentation

Gram positive Bacilli

Gram positive Bacilli. Bacillus. Bacillaceae family. The genera Bacillus and Clostridium belong to the same family Spore forming bacteria Natural habitat is soil. Genus Bacillus . Gram-positive rod Obligate aerobes ( catalase positive) Ubiquitous in nature

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INITIAL OBSERVATIONS:. 1) Two type of Pneumococcus bacteria :. a) Smooth colonies , cells with capsule. b) Rough colonies, cells without capsule. 2) Mouse infected with capsulated bacteria get sick and die. 3) Mouse infected with non capsulated bacteria do not get sick & live.

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