NYU Langone Apr 15 2026 A long-standing mystery in cancer treatment is how tumor cells so often become resistant to drugs, even ones they have never encountered before. Researchers at NYU Langone Health propose a model that could explain how cancer cells adapt to environmental stress, an approach that may lead to new therapies. Published online April 15 as the cover story of the journal Nature , the perspective article centers on a family of proteins called AP-1, which are quickly activated in