krait

In total, Mr Friede has endured more than 200 bites and more than 700 injections of venom he prepared from some of the world's deadliest snakes, including multiple species of mambas, cobras, taipans and kraits.

There are more than 400 species comprising a very diverse group of snakes such as mambas, cobras, kraits, taipans, tiger snakes, death adders, sea snakes and coral snakes.

In the new work, the researchers isolated and compared venom proteins from a variety of elapids -- a major group of venomous snakes including mambas, cobras and kraits.

Tamil Nadu has high numbers of four venomous snakes whose bites can seriously affect humans: the spectacled cobra, the Russell's viper, the saw-scaled viper and the common krait.

Indian antivenom targets the “big four” species of venomous snakes in the region: the Indian cobra, the common krait, Russell's viper and the saw-scaled viper.