Biopharma happenings, including deals and partnerships, grants, preclinical data and other news in brief: Acuitas, Assembly, Bayer Healthcare, Bioinvent International, CLS, GC, Hope Medicine, Mallinckrodt, Ncardia, Oxford Biomedica, Quell, Sio Gene Therapies, Theratechnologies, Taimed, Virpax, Xbiome, Xenetic.