Dual-subtype feline immunodeficiency virus vaccine provides 12 months of protective immunity against heterologous challenge

The duration of immunity of the dual-subtype feline immunodeficiency virus (FIV) vaccine, Fel-O-Vax FIV, for protection against subtype-B FIV was assessed in this study. Vaccinated cats along with controls were challenged with FIVFC1, a subtype-B FIV …