the dermal response of sensitized guinea pigs to brucella lps was shown to be a combination of reactions comprising those due to ( 1 ) innate toxicity of lipid a , ( 2 ) antibody mediated reactions due to polysaccharide portion of the molecule and ( 3 ) delayed hypersensitivity due to polypeptide portion of the molecule .
C0023810
lps
C0023767
lipid a