José Baselga, Who Advanced Breast Cancer Treatments, Dies at 61 March 26, 2021 Auto Bot AstraZeneca PLC, breast cancer, Deaths (Obituaries), Herceptin (Drug), Memorial Sloan Kettering Cancer Center, Research 0 He was a top executive at Memorial Sloan Kettering before resigning over payments from health care companies. He went on to lead cancer research at AstraZeneca.