Browsing by Author "b38ded93-3133-4ef3-83fc-a9ce585d5657"

Now showing items 1-10 of 10

    • Characterization of enterotoxigenic Escherichia coli strains isolated from the massive multi-pathogen ... 
      Montero, David; Vidal, Maricel; Pardo, Mirka; Torres, Alexia; Kruger, Eduardo; Farfán Urzúa, Mauricio; O'Ryan Gallardo, Miguel; Fleckenstein, James; Canto Fuentes, Felipe del; Vidal Álvarez, Roberto; Luo, Qingwei (Elsevier, 2017)
      In March 2010, a massive outbreak of gastroenteritis started in the region of Antofagasta (northern Chile). The outbreak was mainly attributed to Norovirus genogroup II although ETEC strains were also isolated with high ...
    • Corrigendum: helicobacter pylori cagA+ is associated with milder duodenal histological changes in chilean ... 
      Lucero Álvarez, Yalda; Oyarzún, Amaya; O'Ryan Gallardo, Miguel; Valenzuela, Romina; Farfán Urzúa, Mauricio; Gajardo, Iván; Ossa Alemparte, Juan; Pérez Bravo, Francisco (Frontiers media SA, 2017)
    • CYP3A5 and UGT1A9 polymorphisms influence immunosuppressive therapy in pediatric kidney transplant recipients 
      Krall Opazo, Paola; Yáñez, Dominique; Rojo, Angélica; Delucchi Bicocchi, María Angela; Córdova, Miguel; Morales, Jorge; Boza, Pía; Rivera, Alonso de la; Espinoza, Natalie; Armijo, Natalia; Castañeda, Luis E.; Farfán Urzúa, Mauricio; Salas, Carolina (Frontiers Media, 2021)
      Background: Tacrolimus (TAC) and mycophenolic acid (MPA) are the main immunosuppressive drugs used in pediatric kidney transplantation. Single nucleotide polymorphisms (SNPs) in metabolizing enzymes and transporters might ...
    • Detection of Helicobacter pylori by Real-Time PCR for 16s rRNA in Stools of NonInfected Healthy Children, ... 
      George, Sergio; Mamani Manzano, Nora; Lucero Álvarez, Yalda; Torres Torretti, Juan Pablo; Farfán Urzúa, Mauricio; Lagomarcino, Anne J.; Orellana, Andrea; O'Ryan Gallardo, Miguel (Wiley-Blackwell, 2016)
      BackgroundWe previously detected Helicobacter pylori infection by stool antigen ELISA assay in 33-41% of asymptomatic Chilean children between 2-3 years of age, of which 11-20% had a transient infection and 21-22% a ...
    • Distinctive gut microbiota is associated with diarrheagenic Escherichia coli infections in chilean children 
      Gallardo Schall, Pablo; Izquierdo, Mariana; Vidal Álvarez, Roberto; Chamorro Veloso, Nayaret; Rossello Mora, Ramón; O'Ryan Gallardo, Miguel; Farfán Urzúa, Mauricio (Frontiers media SA, 2017)
      Background: Diarrheagenic Escherichia coli (DEC) strains are a major cause of diarrhea in children under 5 years of age worldwide. DEC pathogenicity relies on the interaction of bacteria with environmental factors, including ...
    • Gut microbiota-metabolome changes in children with diarrhea by Diarrheagenic E. coli 
      Gallardo Schall, Pablo; Izquierdo Tramon, Mariana; Vidal Álvarez, Roberto; Soto Barrientos, Francisco; Ossa Alemparte, Juan; Farfán Urzúa, Mauricio (Frontiers Media, 2020)
      Background:DiarrheagenicEscherichia coli(DEC) strains are a main cause of diarrhea worldwide in children under 5 years old. DEC virulence is strongly regulated by environmental conditions and metabolites produced by the ...
    • Infecciones respiratorias virales en episodios de fiebre en niños con trasplante de precursores hematopoyéticos 
      Torres Torretti, Juan Pablo; Castro Moraga, María José; Catalán, Paula; Maza León, Verónica de la; Vergara, Alejandra; Valenzuela Cortés, Romina; Tapia Faúndes, Lorena; Olivares Morales, Mauricio; Farfán Urzúa, Mauricio; Santolaya de Pablo, María Elena (Sociedad Chilena de Infectología, 2020)
      Introducción: Los niños que reciben trasplante de precursores hematopoyéticos (TPH) pueden presentar infecciones respiratorias virales (IRV) durante episodios febriles. Los datos sobre su evolución clínica son escasos, ...
    • Locus of Adhesion and Autoaggregation (LAA), a pathogenicity island present in emerging Shiga Toxin producing ... 
      Montero, David; Velasco Martínez, Lucia Juliana; Canto Fuentes, Felipe del; Puente, José L.; Padola, Nora L.; Rasko, David A.; Farfán Urzúa, Mauricio; Salazar Garrido, Juan; Vidal Álvarez, Roberto (Nature Publishing Group, 2017)
      Shiga Toxin-producing Escherichia coli (STEC) are a group of foodborne pathogens associated with diarrhea, dysentery, hemorrhagic colitis (HC) and hemolytic uremic syndrome (HUS). Shiga toxins are the major virulence factor ...
    • Norovirus compared to other relevant etiologies of acute gastroenteritis among families from a semirural ... 
      Lucero Álvarez, Yalda; Lagomarcino, Anne; Espinoza Barrios, Mónica; Kawakami, Nanami; Mamani Manzano, Nora; Huerta, Nicole; Canto Fuentes, Felipe del; Farfán Urzúa, Mauricio; Sawaguchi, Yoshihiro; George, Sergio; O'Ryan Gallardo, Miguel (Elsevier, 2020)
      Objective: To determine the dynamics of norovirus disease, a major cause of acute gastroenteritis (AGE), compared to other relevant etiologies, among families living in a lower middle income area. Study design: Families ...
    • Optimización de la detección de SARS-CoV-2 mediante el análisis de muestras agrupadas 
      Farfán Urzúa, Mauricio; Torres Torretti, Juan Pablo; O'Ryan Gallardo, Miguel; Olivares Morales, Mauricio; Gallardo Schall, Pablo; Lastra Torres, Jorge; Salas Palma, Carolina (Sociedad Chilena de Infectología, 2020)
      The global shortage of reagents and kits for nucleic acid extraction and molecular detection of SARS-CoV-2 requires new cost-effective strategies for the diagnosis of suspected COVID-19 cases, especially in countries that ...