Biopharma happenings, including deals and partnerships, grants, preclinical data and other news in brief: Atyr, Celltrion, China SXT, Dnatrix, Dyno, Exscientia, Gain, GSK, Incyte, M6P, Macrogenics, Mindmed, Mindshift, Nuvation, Olix, Panacea, Portage, Protalix, Renji, Rentschler, Repertoire, Sandoz, Sarcomed, Vyne.