Publications

[genetic susceptibility and risk of gastric cancer in a human population of cauca, colombia].	gastric cancer (gc) is the main cause of mortality by cancer in colombia. glutathione s-transferase (gst) enzymes are involved in the detoxification of many environmental carcinogens. the homozygous deletions of glutathione s-transferase m1 (gstm1-0) and glutathione s-transferase t1 (gstt1-0) have been associated with several types of cancer. the risk to develop gc has been associated with environmental factors and helicobacter pylori infection. the tumor necrosis factor (tnf-alpha) and its leve ...	2004	15495595
[determination of single nucleotide mutations in the 23s rrna gene of helicobacter pylori related to clarithromycin resistance in a population from cauca, colombia].	antibiotic combination therapy for the eradication of helicobacter pylori should be based on local resistance patterns.	2014	24968047
[qualitative analysis of water quality deterioration and infection by helicobacter pylori in a community with high risk of stomach cancer (cauca, colombia)].	this study looks at aspects of the environmental health of the rural population in timbío (cauca, columbia) in relation to the deterioration of water quality. the information was obtained through participatory research methods exploring the management and use of water, the sources of pollution and the perception of water quality and its relation to helicobacter pylori infection. the results are part of the qualitative analysis of a first research phase characterizing water and sanitation problem ...	2015	26676599
[frequency of helicobacter pylori nitroreductase rdxa mutations for metronidazole activation in a population in the cauca department, colombia].	resistance to metronidazole is a key factor associated with helicobacter pylori treatment failure. even though resistance is mostly associated with rdxa nitroreductase mutations, studies of this h. pylori protein in popayán (colombia) are still incipient.	2017	28527283