Search Results - "Zarama, Guillermo"

Chemoprevention of Gastric Dysplasia: Randomized Trial of Antioxidant Supplements and Anti-Helicobacter pylori Therapy by Correa, Pelayo, Fontham, Elizabeth T. H., Bravo, Juan C., Bravo, Luis E., Ruiz, Bernardo, Zarama, Guillermo, Realpe, J. Luis, Malcom, Gray T., Li, Daner, Johnson, William D., Mera, Robertino

“…Background: Previous research has identified a high risk of gastric carcinoma as well as a high prevalence of cancer precursor lesions in rural populations…”
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Mononeuropatía múltiple en fase avanzada como manifestación de rhupus: presentación de caso by Zarama Valenzuela, Alvaro Guillermo, Valencia Camacho, Diana Paola

“…Introducción: El rhupus es una enfermedad reumatológica rara que se define como la superposición de artritis reumatoide y lupus eritematoso sistémico. En esta…”
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Inducible nitric oxide synthase, nitrotyrosine, and apoptosis in Helicobacter pylori gastritis : Effect of antibiotics and antioxidants by MANNICK, E. E, BRAVO, L. E, ZARAMA, G, REALPE, J. L, ZHANG, X.-J, RUIZ, B, FONTHAM, E. T. H, MERA, R, MILLER, M. J. S, CORREA, P

“…Helicobacter pylori infection is a known risk factor for gastric cancer. We hypothesized that H. pylori infection would lead to the sustained production of the…”
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A Randomized Clinical Trial to Determine the Efficacy of Regimens Containing Clarithromycin, Metronidazole, and Amoxicillin Among Histologic Subgroups for Helicobacter pylori Eradication in a Developing Country by Fischbach, Lori Ann, Bravo, Luis Eduardo, Zarama, Guillermo Rosero, Bravo, Juan Carlos, Ojha, Priyadarshi Rohit, Priest, Elisa Lynne, Collazos, Tito, Casabon, Lucy Alba, Guerrero, Lorena Zambrano, Singh, P. Karan, Correa, Pelayo

“…Background: Most treatments deemed effective for Helicobacter pylori eradication in developed countries are less effective in developing countries. Regimens…”
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Helicobacter pylori and gastric carcinoma. Serum antibody prevalence in populations with contrasting cancer risks by Correa, P, Fox, J, Fontham, E, Ruiz, B, Lin, Y P, Zavala, D, Taylor, N, Mackinley, D, de Lima, E, Portilla, H

“…This investigation examined the correlation between Helicobacter pylori (HP) infection, as reflected in immunoglobulin G serum antibodies, and the risk of…”
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Gastric precancerous process in a high risk population : cohort follow-up by CORREA, P, HAENSZEL, W, CUELLO, C, ZAVALA, D, FONTHAM, E, ZARAMA, G, TANNEBAUM, S, COLLAZOS, T, RUIZ, B

“…In an attempt to characterize the natural history of the gastric precancerous process, 1422 residents of a high risk area of Nariño, Columbia, have been…”
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Source of variation in the diagnosis of Helicobacter pylori-associated multifocal atrophic gastritis by Bravo, Luis Eduardo, Bravo, Juan Carlos, Realpe, José Luis, Zarama, Guillermo, Piazuelo, María Blanca, Correa, Pelayo

“…Introduction: Multiple sampling from different sites of the stomach as well as the number of fragments of gastric mucosa available for histopathologic…”
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Gastric precancerous process in a high risk population cross-sectional studies by CORREA, P, HAENSZEL, W, CUELLO, C, ZAVALA, D, FONTHAM, E, ZARAMA, G, TANNENBAUM, S, COLLAZOS, T, RUIZ, B

“…The gastric precancerous process is evaluated in 1788 participants in a gastroscopy survey in the population of Nariño, Colombia, which has one of the highest…”
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Response: Re: Chemoprevention of Gastric Dysplasia: Randomized Trial of Antioxidant Supplements and Anti-Helicobacter pylori Therapy: p. 525 by Correa, Pelayo, Fontham, Elizabeth T H, Bravo, Juan C, Bravo, Luis E, Ruiz, Bernardo, Zarama, Guillermo, Realpe, J Luis, Malcom, Gray T, Li, Daner, Johnson, William D, Mera, Robertino

“…HP BC 5 4 9Total 1 4 31 26 1 63*NAG [H11505] nonatrophic gastritis, MA [H11505] multifocal nonmetaplastic atrophy, MET [H11505] intestinal metaplasia, DYS…”
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Source of variation in the diagnosis of Helicobacter pylori -associated multifocal atrophic gastritis by Bravo, Luis Eduardo, Bravo, Juan Carlos, Realpe, José Luis, Zarama, Guillermo, Piazuelo, María Blanca, Correa,Pelayo

“…Introduction: Multiple sampling from different sites of the stomach as well as the number of fragments of gastric mucosa available for histopathologic…”
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Fuentes de variabilidad en el diagnóstico de gastritis atrófica multifocal asociada con la infección por Helicobacter pylori1 by Bravo, Luis Eduardo, Bravo, Juan Carlos, Realpe, José Luis, Zarama, Guillermo, Piazuelo, MarÍa Blanca, Correa, Pelayo

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Response: Re: Chemoprevention of Gastric Dysplasia: Randomized Trial of Antioxidant Supplements and Anti-Helicobacter pylori Therapy by Correa, Pelayo, Fontham, Elizabeth T. H., Bravo, Juan C., Bravo, Luis E., Ruiz, Bernardo, Zarama, Guillermo, Realpe, J. Luis, Malcom, Gray T., Li, Daner, Johnson, William D., Mera, Robertino

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Serum micronutrient levels in relation to gastric pathology by Haenszel, W, Correa, P, López, A, Cuello, C, Zarama, G, Zavala, D, Fontham, E

“…As part of an ongoing cohort study of gastric cancer precursors in Nariño, Colombia, blood levels of ascorbic acid, vitamin E, retinol, pre-albumin, retinol…”
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Proliferative and antigenic modifications in human epithelial cells in chronic atrophic gastritis by Lipkin, M, Correa, P, Mikol, Y B, Higgins, P J, Cuello, C, Zarama, G, Fontham, E, Zavala, D

“…For the study of both proliferative and antigenic changes in epithelial cells in a disease predisposing to gastric cancer, endoscopic biopsy specimens were…”
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Histopathology of gastric dysplasias: correlations with gastric juice chemistry by Cuello, C, López, J, Correa, P, Murray, J, Zarama, G, Gordillo, G

“…Based on the experience with gastric biopsies in a rural population of Colombia with very high rates of gastric cancer, a description of the dysplasias of the…”
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Genetic etiology of gastric carcinoma: I. Chronic atrophic gastritis by Bonney, G E, Elston, R C, Correa, P, Haenszel, W, Zavala, D E, Zarama, G, Collazos, T, Cuello, C

“…Scientific evidence has accumulated to show that chronic atrophic gastritis (CAG) is a precursor of gastric carcinoma, especially its intestinal histologic…”
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Sodium intake and gastric cancer by MONTES, G, CUELLO, C, CORREA, P, ZARAMA, G, LIUZZA, G, ZAVALA, D, DE MARIN, E, HAENSZEL, W

“…To test the hypothesis that excessive intake of sodium chloride is a factor in gastric carcinogenesis, urinary excretion of sodium and creatinine was measured…”
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Genetic etiology of gastric carcinoma: II. Segregation analysis of gastric pH, nitrate, and nitrite by Bonney, G E, Elston, R C, Correa, P, Tannenbaum, S R, Haenszel, W, Zavala, D E, Fontham, E, Zarama, G, Gordillo, G, Cuello, C

“…A study of gastric pH, nitrate, and nitrite in 110 families collected as part of a cohort from the Narino region of Colombia is presented. All three traits are…”
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