One scorpion, two venoms: Prevenom of Parabuthus transvaalicus acts an alternative type of venom with distinct mechanism of action. - Inceoglu, Bora; Lango, Jozsef; Jie Ling; Lili Chen; Doymaz, Fuat; Pessah, Isaac N.; Hammock, Bruce D. (Proceedings of the National Academy of Sciences of the United States of America, 2003)