SCOTTSDALE, Ariz.--(BUSINESS WIRE)--Today ImmuneRegen announced additional findings from small animal studies of its lead clinical candidate, Viprovex, for treatment of infectious diseases. Ongoing studies in an accepted model for human respiratory virus infection, the Cotton Rat (Sigmodon hispidus), continue to show the ability of Viprovex to decrease the symptoms and aftereffects of certain influenza virus strains.