Snake venom may yield a better anti-coagulant

Researchers have filtered out a protein from the poisonous venom of the Southeast Asian pit viper that shows promise as a clot-busting drug that doesn't prolong bleeding. The experimental drug, Anfibatide, inhibits the ability of platelets to bind to each other or to the wall of a blood vessel, said Dr. Heyu Ni, of St. Michael's Hospital in Toronto, one of the researchers working on the drug. It is currently being tested on balloon angioplasty patients in China.

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