Immunoblotting of OMPs from selected H. bilis (Hb) and H. pylori (Hp) strains with the anti-H. bilis (A) and anti-J99 (B) sera. H. bilis strains: lane 1, ATCC 51630; lane 2, MIT95-477; lane 3, MIT96-5983; lane 4, MIT96-151N3. H. pylori strains: lane 5, J99; lane 6, AH244; lane 7, SydneySS1. Cell lysates: lane 8, H. pylori J99; lane 9, H. bilis ATCC 51630. FlaA from H. bilis and H. pylori is denoted by arrows. Molecular mass markers are on the left.