Deadly Parasite Could Be Zapped Like a Cancer Cell

But a chance meeting between Petri and a bladder cancer expert, Dr. Dan Theodorescu, who is director of the University of Colorado Cancer Center, has now resulted in a novel approach to finding the parasite's Achilles' heel. In short, the two scientists were trying to use E. histolytica to kill cancer cells. Normally, in his research on chemotherapy drugs, Theodorescu used a technique called RNAi, which silences various genes, in order to understand which genes make a drug less or more effective