 He explained rather how snake venom is unrelated to the snake’s bite, an idea contrary to popular belief.He performed a series of experiments on the effects of snakebites, and demonstrated that venom was poisonous only when it enters the bloodstream via a bite, and that the fang contains venom in the form of yellow fluid.He even showed that by applying a tight ligature before the wound, the passage of venom into the heart could be prevented.