© 2000 by Oxford University Press
Journal of the National Cancer Institute, Vol. 92, No. 14, 1182,
July 19, 2000
© 2000 Oxford University Press
CORRESPONDENCE |
Re: Clonal Expansion and Loss of Heterozygosity at Chromosomes 9p and 17p in Premalignant Esophageal (Barrett's) Tissue
Affiliations of authors: A. Welch, H. Höfler, Technical University Munich, Institute of Pathology, Munich, Germany, and GSF-National Research Center for Environment and Health, Institute of Pathology, Neuherberg, Germany; J. Mueller, Technical University Munich, Department of Surgery, Munich; M. Werner, Technical University Munich, Institute of Pathology, Munich.
Correspondence to: Axel Walch, M.D., GSF-Forschungszentrum für Umwelt und Gesundheit, Institut für Pathologie, Ingolstädter Landstraße 1, D-85764 Oberschleißheim, Germany (e-mail: Walch@gsf.de).
The Journal recently published an article by Galipeau et al. (1) about loss of heterozygosity (LOH) at chromosomes 9p and 17p and clonal heterogeneity in Barrett's esophagus. The article described a high prevalence of LOH at 9p and 17p in endoscopic biopsy specimens and found that LOH at
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