Fig. 5From: Conjugative type IVb pilus recognizes lipopolysaccharide of recipient cells to initiate PAPI-1 pathogenicity island transfer in Pseudomonas aeruginosa Analysis of LPS preparations from PAO1 and PA14 strains with (+) or without (−) PAPI-1. a LPS silver staining. b Western blot with a combination of antibodies specifically recognizing A-band (N1F10), B-band (MF15-4), outer core (5c101) and inner core (5c7-4)Back to article page