Fig 2.
SDS-PAGE and silver staining of LPS from strain N16961-Sm and its mutants and the naturally VP4-resistant isolates. The top ladder indicates the integrated LPS. LA, lipid A; CO, core oligosaccharide; O-ag, O polysaccharide.
SDS-PAGE and silver staining of LPS from strain N16961-Sm and its mutants and the naturally VP4-resistant isolates. The top ladder indicates the integrated LPS. LA, lipid A; CO, core oligosaccharide; O-ag, O polysaccharide.