Suki Cheng

Suki Cheng was a humanoid from a planet which had become infected with a double-dose of the Praxeus virus. She arrived on Earth after her crew became infected with the virus. Suki ran experiments in Madagascar in hopes to find a cure. She later succumbed to Praxeus and was killed. However, the Doctor was able to use her shuttle to spread the antidote across the Earth. (TV: Praxeus)