Javier Torres

Trombosis de la arteria renal en un recién nacido. Presentación de un caso y revisión (2009)

Ana Lucía Torres, Javier Torres, Jorge Andrés Cifuentes

Se describe un neonato que presenta cifras tensionales elevadas y ausencia de pulsos en miembros inferiores en su cuarto día de vida después de la colocación de un catéter umbilical arterial,...

Thrombosis in renal artery in a newborn. Presentation a review of a case (2009)

Ana Lucía Torres, Javier Torres, Jorge Andrés Cifuentes

This report describes a newborn who presents high pressure values and absence of pulses in inferior extremities in his 4th day of life. Posterior to placement of umbilical arterial catheter,...

Kangaroo mother program: physical growth and morbidity in a cohort of children, followed from 40 weeks of postconceptional age until first year (2009)

Diana Palencia, Carlos Julio Mendoza, Javier Torres, Carlos Armando Echandía

Introduction: Up to 40 weeks of postconceptional age, the kangaroo mother program at the Hospital Universitario del Valle has proved to be a safe alternative for premature babies’ management with a...

Characterization of mtDNA Haplogroups in 14 Mexican Indigenous Populations (2007)

Diego Arenas-Aranda, LEONOR Buentello-Malo, Gerardo González-Valencia, Javier Torres, ...

In this descriptive study we investigated the genetic structure of 513 Mexican indigenous subjects grouped in 14 populations (Mixteca-Alta, Mixteca-Baja, Otomi, Purépecha, Tzeltal, Tarahumara,...

Molecular analysis of hepatitis B virus "a" determinant in asymptomatic and symptomatic Mexican carriers (2007)

Ruiz-Tachiquín, Martha-Eugenia, Valdez-Salazar, Hilda-Alicia, Juárez-Barreto, Vicencio, Dehesa-Violante, Margarita, Torres, Javier, Muñoz-Hernández, Onofre, ...

Abstract Background Hepatitis B virus (HBV) is a small DNA-containing virus with 4 genes, C , S , X and P . The S gene codes for the surface antigen (HBsAg), which contains the "a" determinant, the...

Programa Madre Canguro: primeros resultados de una cohorte de niños seguidos desde la unidad neonatal hasta la semana 40 de edad postconcepcional (2006)

Javier Torres, Diana Palencia, Diana Margarita Sánchez, Jorge García, Humberto Rey, Carlos Armando Echandía

Introducción: El bajo peso al nacer es un problema de salud pública en los países en vía de desarrollo, que en América Latina produce una mortalidad neonatal 35 veces mayor a la esperada. En la...

Dosimetry characterization of $^{32}$P intravascular brachytherapy source wires using Monte Carlo codes PENELOPE and GEANT4 (2003)

Torres, Javier, Buades, Manuel J., Almansa, Julio F., Guerrero, Rafael, Lallena, Antonio M.

Monte Carlo calculations using the codes PENELOPE and GEANT4 have been performed to characterize the dosimetric parameters of the new 20 mm long catheter based $^{32}$P beta source manufactured by...

Estudio seroepidemiológico de borreliosis de Lyme en la Ciudad de México y el noreste de la República Mexicana (2003)

Gordillo-Pérez, Guadalupe, Torres, Javier, Solórzano Santos, Fortino, Garduño Bautista, Verónica, Tapia-Conyer, Roberto, Muñoz, Onofre

Objetivo. Investigar mediante métodos serológicos la infección por B burgdorferi en individuos del Distrito Federal y la zona noreste de México. Material y métodos. Se obtuvo una muestra...

Estudio seroepidemiológico de borreliosis de Lyme en la Ciudad de México y el noreste de la República Mexicana (2003)

Solórzano Santos, Fortino, Garduño Bautista, Verónica, Tapia-Conyer, Roberto, Muñoz, Onofre, Gordillo-Pérez, Guadalupe, Torres, Javier

Objetivo. Investigar mediante métodos serológicos la infección por B burgdorferi en individuos del Distrito Federal y la zona noreste de México. Material y métodos. Se obtuvo una muestra...

Validation of the String Test for the Recovery of Helicobacter pylori from Gastric Secretions and Correlation of Its Results with Urea Breath Test Results, Serology, and Gastric pH Levels

Torres, Javier, Camorlinga, Margarita, Pérez-Peréz, Guillermo, Gonzalez, Gerardo, Muñoz, Onofre

The efficacy of the string culture test to isolate Helicobacter pylori from gastric secretions of 28 volunteers was studied. With the urea breath test (UBT) as the “gold standard,” the string...

Increasing Multidrug Resistance in Helicobacter pylori Strains Isolated from Children and Adults in Mexico

Torres, Javier, Camorlinga-Ponce, Margarita, Pérez-Pérez, Guillermo, Dehesa, Margarita, González-Valencia, Gerardo, ...

The susceptibilities to three antimicrobials of 195 Helicobacter pylori strains isolated from Mexican patients is reported; 80% of the strains were resistant to metronidazole, 24% were resistant to...

Specific Serum Immunoglobulin G Response to Urease and CagA Antigens of Helicobacter pylori in Infected Children and Adults in a Country with High Prevalence of Infection

Torres, Javier, Camorlinga-Ponce, Margarita, Perez-Perez, Guillermo, Muñoz, Leopoldo, Muñoz, Onofre

Few studies have analyzed the immune response to Helicobacter pylori CagA and urease antigens across age groups in the same population. The aim of this study was to analyze the serologic...

Evolution of the Helicobacter pylori Vacuolating Cytotoxin in a Human Stomach

Aviles-Jimenez, Francisco, Letley, Darren P., Gonzalez-Valencia, Gerardo, Salama, Nina, Torres, Javier, Atherton, John C.

We describe two subclones of Helicobacter pylori, isolated contemporaneously from a human stomach, which differ markedly in the vacuolating cytotoxin gene, vacA, but whose near identity in sequences...

Age-Specific Immune Response to HspA in Helicobacter pylori-Positive Persons in Mexico

Eamranond, Peter P., Torres, Javier, Muñoz, Onofre, Pérez-Pérez, Guillermo I.

The immune response to heat shock protein A (HspA) in Helicobacter pylori-positive adults increases with age in developed countries. This response has not been studied with children or in developing...

Validation of the String Test for the Recovery of Helicobacter pylori from Gastric Secretions and Correlation of Its Results with Urea Breath Test Results, Serology, and Gastric pH Levels

Torres, Javier, Camorlinga, Margarita, Pérez-Peréz, Guillermo, Gonzalez, Gerardo, Muñoz, Onofre

The efficacy of the string culture test to isolate Helicobacter pylori from gastric secretions of 28 volunteers was studied. With the urea breath test (UBT) as the “gold standard,” the string...

Increasing Multidrug Resistance in Helicobacter pylori Strains Isolated from Children and Adults in Mexico

Torres, Javier, Camorlinga-Ponce, Margarita, Pérez-Pérez, Guillermo, Dehesa, Margarita, González-Valencia, Gerardo, ...

The susceptibilities to three antimicrobials of 195 Helicobacter pylori strains isolated from Mexican patients is reported; 80% of the strains were resistant to metronidazole, 24% were resistant to...

Specific Serum Immunoglobulin G Response to Urease and CagA Antigens of Helicobacter pylori in Infected Children and Adults in a Country with High Prevalence of Infection

Torres, Javier, Camorlinga-Ponce, Margarita, Perez-Perez, Guillermo, Muñoz, Leopoldo, Muñoz, Onofre

Few studies have analyzed the immune response to Helicobacter pylori CagA and urease antigens across age groups in the same population. The aim of this study was to analyze the serologic...

Evolution of the Helicobacter pylori Vacuolating Cytotoxin in a Human Stomach

Aviles-Jimenez, Francisco, Letley, Darren P., Gonzalez-Valencia, Gerardo, Salama, Nina, Torres, Javier, Atherton, John C.

We describe two subclones of Helicobacter pylori, isolated contemporaneously from a human stomach, which differ markedly in the vacuolating cytotoxin gene, vacA, but whose near identity in sequences...

Age-Specific Immune Response to HspA in Helicobacter pylori-Positive Persons in Mexico

Eamranond, Peter P., Torres, Javier, Muñoz, Onofre, Pérez-Pérez, Guillermo I.

The immune response to heat shock protein A (HspA) in Helicobacter pylori-positive adults increases with age in developed countries. This response has not been studied with children or in developing...

Competitiveness and the export performance of the euro area

Filippo Di Mauro, Robert Anderton, Ekkehard Ernst, Laurent Maurin, Sonia Pokutova, Wim Melyn, ...

Chapter 1 provides an overview and assessment of the price competitiveness and export performance of the euro area and the larger euro area countries, as well as an evaluation of how standard...

Genetic Analysis of Helicobacter pylori Strain Populations Colonizing the Stomach at Different Times Postinfection▿ †

Salama, Nina R., Gonzalez-Valencia, Gerardo, Deatherage, Brooke, Aviles-Jimenez, Francisco, Atherton, John C., Graham, David Y., ...

Genetic diversity of the human gastric pathogen Helicobacter pylori in an individual host has been observed; whether this diversity represents diversification of a founding strain or a mixed...

Un Sistema de Indicadores Líderes del Nivel de Actividad para la Economía Peruana

Javier Escobal, Javier Torres

El propósito de este trabajo es presentar una metodología para construir un Indicador Líder Compuesto del Producto Bruto Interno (PBI). El indicador agrega un conjunto de variables asociadas a la...

Lewis Antigen Expression by Helicobacter pylori Strains Colonizing Different Regions of the Stomach of Individual Patients▿

González-Valencia, Gerardo, Muñoz-Perez, Leopoldo, Morales-Espinosa, Rosario, Camorlinga-Ponce, Margarita, Muñoz, Onofre, Torres, Javier

The diversity in the expression of Lewis antigens (Le) of 226 single colonies of Helicobacter pylori isolated from four regions of the stomach of eight adults is shown. Ley was expressed more in...

Differences in Genome Content among Helicobacter pylori Isolates from Patients with Gastritis, Duodenal Ulcer, or Gastric Cancer Reveal Novel Disease-Associated Genes▿ †

Romo-González, Carolina, Salama, Nina R., Burgeño-Ferreira, Juan, Ponce-Castañeda, Veronica, Lazcano-Ponce, Eduardo, Camorlinga-Ponce, Margarita, ...

Helicobacter pylori establishes a chronic infection in the human stomach, causing gastritis, peptic ulcer, or gastric cancer, and more severe diseases are associated with virulence genes such as the...