The appropriate management of gallstones and gallbladder disease in patients undergoing gastric bypass remains unknown.Several therapeutic modalities are used a
Celiac disease has been reported in up to 2% of some European populations. A similar risk has been identified in the America and Australia where immigration of
AIM:To investigate the relation between gastric cancer and microsatellite instability(MSI),loss of heterozygosity(LOH)and promoter region methylation.METHODS:Fi
Endoscopic submucosal dissection (ESD) is efficient for en bloc resection of large colorectal tumors. However, it has several technical difficulties, because th
S-adenosyl-L-methionine (SAM) acts as a methyl donor for methylation reactions and participates in the synthesis of glutathione. SAM is also a key metabolite th