The following statements are true regarding Clostridium perfringens except
Spores are usually destroyed within five minutes by boiling but those of the food poisoning strains of type A and ceain type C strains resist boiling for 1-3 hours. Autoclaving at 121 deg for 15 min is lethal. Spores are resistant to the antiseptics and disinfectants in common use. C.perfringens is the predominant agent causing gas gangrene. Reference: Textbook of Microbiology; Anathanarayan and paniker's; 10th edition; Page no: 258
It is the commonest cause of gas gangrene
It is normally present in human faeces
The principal toxin of Clostridium perfringens is the alpha toxin
Gas gangrene producing strains of Clostridium Perfringes produce heat resistant spores
Bacteriology