
Keywords: Controlled release; pH-sensitive particles; Viral infections; Subunit vaccines; Herpes simplex viruses; PLGA; poly(lactic-co-glycolic acid); PAA; 2-propylacrylic acid; BMA; butyl methacrylate; DMAEMA; 2-(dimethylamino)ethyl methacrylate; AIBN; 2,2â²-azob