Biopharma happenings, including deals and partnerships, grants, preclinical data and other news in brief: Abintus, Acceleron, BMS, Bright Peak, Coimmune, Denali, Epivax, GSK, ICER, Imugene, Leidos, Livzon, Merck & Co., Merck KGaA, Mirum, Orange Grove, Pyramid, Pfizer, RDIF, Takeda, Trillium, Vir, Voronoi and Yeda.