Nowadays 200 snake venom proteins are known, though only a few have gained broad acceptance and are used in biomedical science.
Evidence suggests that their action in blocking the formation of blood vessels used by tumours might be significant for cancer research.
Snake venoms contain properties that affect nerve growth, and some components of the poisons appear to have an anti-viral effect. Scientists are still baffled as to why this should be so.
well, we know what roger altman's poison is (as opposed to tony blair)