After being featured throughout the series, Toxin's final appearance to date is in Venom (Vol. 5) #28, where the symbiote saved Bren's life only to become dormant and unresponsive within him.

The venom in these snails, potentially deadly to humans, could hold the key to developing new therapeutics. A freshly collected batch of cone snails is handled with care by researchers.

Scientists are finding clues for how to treat diabetes and hormone disorders in an unexpected place: a toxin from one of the most venomous animals on the planet. Skip to main content Main navigation.