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Tag: Gram Positive Rods

link to Bacillus cereus: Morphology, Disease, Biochemical Tests

Bacillus cereus: Morphology, Disease, Biochemical Tests

There are two medically important Bacillus species: Bacillus anthracis which causes anthrax, and Bacillus cereus, which causes a foodborne illness (food poisoning) similar to that of...

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link to Actinomyces: Properties, Disease, Lab Diagnosis

Actinomyces: Properties, Disease, Lab Diagnosis

Actinomyces comprised a heterogeneous group of gram-positive, pleomorphic bacilli. Other properties are: facultatively anaerobic or microaerophilic,non-spore-forming,non-acid-fast (this is a...

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link to Corynebacterium diphtheriae: Pathogenesis, Lab Diagnosis

Corynebacterium diphtheriae: Pathogenesis, Lab Diagnosis

Characteristics Psuedomembrane of C. diphtheriae Corynebacterium diphtheriae also known as Klebs-Löffler bacillus is a Gram-positive bacillus responsible for causing diphtheria. Once a major...

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link to Clostridium perfringens: Properties, Diseases, Diagnosis

Clostridium perfringens: Properties, Diseases, Diagnosis

Clostridium perfringens is a gram-positive, anaerobic, endospore-forming bacilli, often appear as boxcar shaped. It is mainly responsible for myonecrosis (gas gangrene), food poisoning, and...

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link to Clostridium tetani: Properties, Pathogenesis, Lab Diagnosis

Clostridium tetani: Properties, Pathogenesis, Lab Diagnosis

Clostridium tetani is an obligate anaerobic, gram-positive bacillus with terminal round spore (drumstick appearance). It is the causative agent of tetanus, a vaccine-preventable disease that...

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link to Clostridium botulinum: Properties, Pathogenesis, Lab Diagnosis

Clostridium botulinum: Properties, Pathogenesis, Lab Diagnosis

Clostridium botulinum is gram-positive, endospore-forming bacilli which resemble a tennis racket appearance due to the presence of spores at the sub-terminal end. It produces an extremely...

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