Regeneron Pharmaceuticals and ISA Pharmaceuticals are entering a clinical collaboration to advance ISA101, an immunotherapy targeting human papillomavirus type 16 (HPV16)-induced cancer, in combination with cemiplimab (REGN2810), a PD-1 (programmed cell death protein 1) antibody. Regeneron and ISA will jointly fund and conduct clinical trials of the combination treatment in cervical cancer and head-and-neck cancer.   Expression of HPV oncoproteins contributes to the development of cervic...