The Haemophilus influenzae vaccine contains which of the following
Polysaccharide vaccine Haemophilus influenzae type b is a bacterium with a polysaccharide capsule; the main component of this capsule is polyribosyl ribitol phosphate (PRP). Anti-PRP antibodies have a protective effect against Hib infections. Thus, purified PRP was considered a good candidate for a vaccine Ref ananthnarayana microbiology textbook 8/e
Lipopolysaccharide (LPS)
Live attenuated H. influenzae
Polypeptide antigens containing D-glutamate
Polyribitol phosphate antigens
general microbiology