The following statements are true about DPT vaccine except
Diphtheria toxoid is given as a trivalent preparation containing tetanus toxoid and peussis vaccine as the DTP or DPT. Not only it is convenient, but B.peusis also acts as an adjuvant for the toxoids, producing a better antibody response. Reference: Textbook of Microbiology; Anathanarayan and paniker's; 10th edition; Page no: 267
Aluminium salt has a adjuvant effect
Whole killed bacteria of Bordetella peussis has an adjuvant effect
Presence of acellullar peussis component increases its immunogenecity
Presence of Hemophilus influenza type B component increases its immunogenicity
Bacteriology