Biopharma happenings, including deals and partnerships, grants, preclinical data and other news in brief: Aeterna Zentaris, Aldeyra, Arctic Vision, Biogen, Chembio, Clearside, Context, Dendreon, Denovo, Edesa, Emergent, Evofem, Flagship, Hepion, Immunoprecise, Innovation, Inventabiotech, Karolinska, Lumiradx, Mallinckrodt, Medicago, Merck, Novocure, Olix, PDL, Pluristem, Predictive, Rubius, Sareum, Soluble, Sutro, TTF, Tyligand, Vir, Zelluna .