2426 PCR genotype analysis of M. ulcerans isolates from southeast Australia and Papua New Guinea. Lanes 1 and 3 to 7, strains 94114510, 95046437, 95067597, 94161099, 94171428, 94151667, respectively; lane 2, 186463; lane 8, no-template control; lane M, 100-bp ladder size marker.