A toxin found in the cell walls of certain bacteria, primarily complex lipopolysaccharides, that is released when the bacteria die; it can cause fever or shock in humans and animals.

botulinum toxin; also known as botox

a toxin produced in or affecting the intestines, such as those causing food poisoning

An antibody that can neutralize the effects of a specific toxin, typically produced by the body after infection or vaccination.

(medical) toxoid; a bacterial toxin that has been treated with chemicals or heat to remove its harmful effects while retaining its ability to stimulate the body's immune system to produce antibodies

A toxic protein produced and secreted by certain bacteria that can damage tissues and produce specific symptoms in the body.

conotoxin; any of several neurotoxic peptides found in the venom of cone snails

ricin; a highly toxic protein derived from the seeds of the castor oil plant

snake venom; venin

mycotoxin; a toxic substance produced by a fungus or mold

a group of poisonous toxins produced by certain molds that can cause liver damage or cancer

zootoxin; a poisonous substance produced by an animal

A toxic substance produced naturally by a living organism, such as a plant, animal, or fungus

palytoxin, a potent fatty alcohol found in certain corals and marine organisms

Any of a group of toxic compounds produced by certain molds, especially Aspergillus flavus, which can cause liver damage and cancer

tetrodotoxin (TTX); a potent neurotoxin found in pufferfish

pyrotoxin; thermotoxin