the results of reciprocal cross tolerance tests using lipopolysaccharide and free lipid a preparations derived from salmonella minnesota , salmonella typhimurium , e. coli , pseudomonas aeruginosa , and chromobacterium violaceum suggested that lipid a moiety plays an important role in the induction of early endotoxin tolerance to endotoxin response .
C0023810
lipopolysaccharide
C0023767
lipid a