Antibody producer
Else clues• Antibody target
• Antidote target
• Bad thing to take in
• Botulin or arsenic
• Botulin, e.g.
• Cobra venom, e.g.
• Deadly agent
• Environmental threat
• EPA concern
• Fugu worry
• Harmful agent
• Harmful substance
• Lethal agent
• Organic poison
• Plague cause
• Poison
• Poisonous compound
• Poisonous substance
• Reason for a skull-and-crossbones warning
• Ricin, for one
• Serum target
• Snake venom
• Snake venom, e.g.
• Snake venom, for example
• Snake venom, for one
• Venom
• Venom, e.g.
• Venom, for example
• Venom, for one
• Viper's venom, e.g.
• A poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species