The deadliest substance known to man is a recently discovered type of botulinum toxin (
botox). The scientists who discovered it haven’t found an antitoxin yet, so they have decided not to publish the gene sequence due to security concerns. The toxin comes from the bacterium
Clostridium botulinum and blocks the chemical signals that makes nerves work, causing botulism and death by paralysis. The image shown above is the protein structure of botulinum toxin.
