Microbiology The following statements are true about DPT vaccine except A Aluminium salt has a adjuvant effect B Whole killed bacteria of Bordetella peussis has an adjuvant effect C Presence of acellullar peussis component increases its immunogenecity D Presence of Hemophilus influenza type B component increases its immunogenicity 💡 Explanation The following statements are true about DPT vaccine except ✓ Correct Answer: D. Presence of Hemophilus influenza type B component increases its immunogenicity