Scorpion venom kills pain in mice

Toxin works with nerve proteins to block distress signals’ journey to brain

NO PAIN  An Arizona bark scorpion makes a tasty lunch for the carnivorous southern grasshopper mouse. Proteins in the mouse’s nerves prevent pain signals triggered by the scorpion’s sting from reaching the brain.

Courtesy of Matthew and Ashlee Rowe

Tiny desert-dwelling rodents have found a way to take the sting out of scorpion venom.