After 3 days of a road traffic accident, a wound shows crepitation in the subcutaneous tissue and muscle with foul-smelling discharge. Pus culture shows Cl. perfringens. All of the following features about Cl. perfringens are TRUE, EXCEPT:
It is the most common cause of gas gangrene Can be detected by Nagler's reaction The most impoant toxin is hyaluronidase Gas gangrene strains produce heat resistant spores