Volume 8, Number 11—November 2002
THEME ISSUE Tuberculosis Genotyping
Tuberculosis Genotyping Network, United States
Molecular Differentiation of Mycobacterium tuberculosis Strains without IS6110 Insertions
Kerry H. Lok*, William H. Benjamin*, Michael E. Kimerling* , Virginia Pruitt†, Monica Lathan‡, Jafar Razeq‡, Nancy Hooper‡, Wendy Cronin‡, and Nancy E. Dunlap*
Author affiliations: *University of Alabama at Birmingham, School of Medicine, Birmingham, Alabama, USA; †Alabama Department of Public Health, Montgomery, Alabama, USA; ‡Maryland Department of Health and Mental Hygiene, Baltimore, Maryland, USA;
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.
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