Which of the following toxins is produced by C. perfringens?

Enhance your bacteriology knowledge with our quiz. Utilize flashcards and multiple choice questions, each with explanations. Prepare confidently!

Clostridium perfringens is known for producing alpha toxin, which is a phospholipase that plays a crucial role in the pathogenicity of the bacterium. Alpha toxin causes cell membrane destruction, leading to cell lysis and contributing to the tissue necrosis characteristic of clostridial myonecrosis (gas gangrene). This enzymatic activity is essential for the virulence of C. perfringens, as it helps the bacteria invade tissues, evade the immune response, and cause significant damage.

The other toxins mentioned in the options are produced by different bacterial species. Shiga-like toxin is associated with Shigella dysenteriae and some strains of Escherichia coli, primarily responsible for dysentery and hemolytic uremic syndrome. Cholera toxin is produced by Vibrio cholerae and is responsible for the severe diarrhea seen in cholera. Diphtheria toxin is produced by Corynebacterium diphtheriae, which primarily leads to respiratory illness and systemic effects. Understanding the specific toxins associated with each bacterium is essential for diagnosing and treating the infections they cause.

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