
Development of pH responsive novel emulsion adjuvant for oral immunization and in vivo evaluation
Keywords: DT, diphtheria toxoid; TT, tetanus toxoid; HBsAg, hepatitis B surface antigen; DAT, diphtheria antitoxin; TAT, tetanus antitoxin; M cell, microfold cell; DC, dendritic cell; SE, W/O/W emulsion using squalene as oil phase; SQE, SE containing Quil A in the