Prohost Portfolio PLUS #5 Vir Biotechnology Vir Biotechnology (VIR) combines cutting-edge technologies with immunologic insights to prevent and treat serious infectious diseases. Proof of concept and feasibility has been offered as demonstrated in early and mid-trial results; the firm, together with GlaxoSmithKline, have applied for the approval . . . This content is for paid subscribers. Please click here to subscribe or here to log in.