Is Collagenase an Exotoxin?

Examples are hyaluronidase and collagenase. These molecules, however, are enzymes that are secreted by a variety of organisms and are not usually considered toxins. They are often referred to as virulence factors, since they allow the organisms to move deeper into the hosts tissues.

What are examples of exotoxins?

(Science: protein) toxin released from gram-positive and gram-negative bacteria as opposed to endotoxins that form part of the cell wall. Examples are cholera, pertussis and diphtheria toxins. Usually specific and highly toxic.

What are the three types of exotoxins?

There are three main types of exotoxins:
  • superantigens (Type I toxins);
  • exotoxins that damage host cell membranes (Type II toxins); and.
  • A-B toxins and other toxin that interfere with host cell function (Type III toxins).
Maya Lin-Takahashi

Maya Lin-Takahashi

Consumer Tech & Gadget Reviewer

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.