Endotoxin

Pronunciation
/en-doh-tox-in/
Category
Microbiology
Singular
Endotoxin
Plural
Endotoxins

Definition

A potent toxin released by Gram-negative bacteria, primarily from the outer membrane of their cell wall. These toxins are lipopolysaccharides (LPS) that induce a strong immune response in vertebrates.

Etymology

Example

Endotoxins can cause severe inflammation and septic shock in humans.

Related Terms

  • Gram-negative bacteria
  • Lipopolysaccharide
  • LPS

Usage Notes

Endotoxins are highly potent and can be difficult to neutralize.