the bacteriophage receptor was shown to be the lipopolysaccharide ( lps ) , specifically the low mw polysaccharide fraction ( lps core oligosaccharide ) a. hydrophila mutants , resistant to this phage were isolated and found to be devoid of lps o antigen by several criteria and had alterations in the lipopolysaccharide core .
C0032594
polysaccharide
C0028959
oligosaccharide