chemosensitivity

noun

che·​mo·​sen·​si·​tiv·​i·​ty -ˌsen(t)-sə-ˈtiv-ət-ē 

plural chemosensitivities

: susceptibility (as of a disease-causing bacterium or a cancer cell) to the action of a chemical agent (as a therapeutic drug)

chemosensitive

-ˈsen(t)-sət-iv, -ˈsen(t)-stiv 

adjective