genetic alterations in gastric precancerous investigate the occurrence of 17p (p53) loss of heterozygosity (loh) and increased 4n or aneuploidy in gastric precancerous lesions (gpl), and their association with helicobacter pylori (h pylori) infection. a total of 78 gastric mucosal biopsy specimens, including 10 normal mucosa and 68 gastric precancerous lesions [chronic atrophic gastritis (cag, n = 20), intestinal metaplasia (im, n = 12), low grade dysplasia (lgd, n = 15), and high grade dysplasia (hgd, n = 21)] were studied using pcr a ...201021290973
dietary habits, demographical, and socio-economical risk factors of the newly diagnosed gastric cancers in the eastern anatolia region of turkey: an endemic upper gastrointestinal cancer region.the eastern anatolia region of turkey is an endemic upper gastrointestinal (esophageal and gastric) cancer region, and the incidence of these cancers are still increasing in the region. we investigated demographic features, dietary habits, and some possible etiologic factors for this high prevalence. special attention was given to the relationship between consumption of boiled yellow butter and the occurrence of gastric cancer. age, sex, residential area, socio-economical status, educational sta ...200919093202
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