Med-tech happenings, including deals and partnerships, grants, preclinical data and other news in brief: Bayer AG, BEC, Bico Group AB, Biocorp SA, Bwx Technologies, Cardialen, Carmat, Castle Biosciences, Gunze, Hurel, Merck, Oracle, Oxford Nanopore Technologies, Philip Morris, Radialis Medical, Replicel, TAE Life Sciences, Vectura.