Volume 8, Number 11—November 2002
THEME ISSUE
Tuberculosis Genotyping
Tuberculosis Genotyping Network, United States
Molecular Differentiation of Mycobacterium tuberculosis Strains without IS6110 Insertions
Figure 1

Figure 1. Polymorphic guanine cytosine-rich repetitive sequence restriction fragment length polymorphism results of six zero-copy IS6110 strains. Lanes 1–6 represent the six cases reported in this study. The arrow indicates an additional band at 2,760 bp in isolate 6 compared to lanes 1–3.