"Tetanus toxin" refers to a harmful substance produced by particular bacteria called Clostridium tetani. This toxin can cause a serious disease called tetanus, which affects the muscles and nervous system. Full definition
These findings are important for understanding not only the normal workings of the nervous system, but also what goes wrong in certain diseases such as type 2 diabetes, and the lethal action of bacterial poisons such as tetanus toxin and botulinum toxin. (kavlifoundation.org)
Only the immune response to toxins requires boosters (e.g. tetanus toxin booster, in humans, is recommended once every 7 - 10 years) and NO toxin vaccines are currently used for dogs and cats. (yourpurebredpuppy.com)
The clinical manifestations of tetanus are caused when tetanus toxin blocks inhibitory nerve impulses, by interfering with the release of neurotransmitters. (sciencedaily.com)