These drugs were originally developed by a company called Medarex, based on academic research. Bristol Myers bought Medarex in 2009 I think. From what I unders

These drugs were originally developed by a company called Medarex, based on academic research. Bristol Myers bought Medarex in 2009 I think. From what I understand, Bristol Myers almost didn't develop the drugs. Back then the idea of targeting the immune system to treat cancer wasn't a mainstream idea. It's a very good thing they moved forward with them!