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Larson, Anika ; Hartinger, Stella Maria ; Riveros, Maribel ; Salmón-Mulanovich, Gabriela ; Hattendorf, Jan ; Verastegui, Hector ; Huaylinos, Maria Luisa ; Mäusezahl, Daniel | American Society of Tropical Medicine and Hygiene | 2019-07-04T16:59:19ZAntibiotic resistance in pathogenic bacteria is a serious public health issue. The growing threat is a cause for concern and action to prevent the emergence of new resistant strains and the spread of existing ones to humans via the environment. [...]texto impreso
Larson, Anika ; Hartinger, Stella Maria ; Riveros, Maribel ; Salmón-Mulanovich, Gabriela ; Hattendorf, Jan ; Verastegui, Hector ; Huaylinos, Maria Luisa ; Mäusezahl, Daniel | American Society of Tropical Medicine and Hygiene | 2019-12-06T21:02:57ZAntibiotic resistance in pathogenic bacteria is a serious public health issue. The growing threat is a cause for concern and action to prevent the emergence of new resistant strains and the spread of existing ones to humans via the environment.[...]texto impreso
Medina, Anicia M. ; Rivera, Fulton P. ; Pons, Maria J. ; Riveros, Maribel ; Gomes, Cláudia ; Bernal, Maria ; Meza, Rina ; Maves, Ryan C. ; Huicho, Luis ; Chea-Woo, Elsa ; Lanata, Claudio F. ; Gil, Ana I. ; Ochoa, Theresa J. ; Ruiz, Joaquim | Oxford University Press | 2019-02-06T14:57:42ZBACKGROUND: Antibiotic resistance is increasing worldwide, being of special concern in low- and middle-income countries. The aim of this study was to determine the antimicrobial susceptibility and mechanisms of resistance in 205 enterotoxigenic [...]texto impreso
Mosquito, Susan ; Pons, Maria J. ; Riveros, Maribel ; Ruiz, Joaquim ; Ochoa, Theresa J. | Hindawi Publishing Corporation | 2019-02-06T14:57:41ZConventionally, in Escherichia coli, phylogenetic groups A and B1 are associated with commensal strains while B2 and D are associated with extraintestinal strains. The aim of this study was to evaluate diarrheagenic (DEC) and commensal E. coli[...]texto impreso
Acosta, Gonzalo-J. ; Vigo, Natalia-I. ; Durand, David ; Riveros, Maribel ; Arango, Sara ; Zambruni, Mara ; Ochoa, Theresa-J. | American Society of Tropical Medicine and Hygiene | 2019-02-06T14:45:08ZDiarrheagenic Escherichia coli (DEC) are common pathogens of childhood gastrointestinal infections worldwide. To date, research tracking DEC has mainly been completed in urban areas. This study aims to determine the prevalence and pathotype dis[...]texto impreso
Riveros, Maribel ; Garcia, Wilfredo ; García, Coralith ; Durand, David ; Mercado, Erik ; Ruiz, Joaquim ; Ochoa, Theresa J. | American Society of Tropical Medicine and Hygiene | 2019-01-25T15:28:06ZEscherichia coli is an important cause of Gram-negative bacteremia. The aim of this study was to characterize at the molecular and phenotypic levels E. coli strains belonging to different diarrheagenic pathotypes [diarrheagenic E. coli (DEC)] is[...]texto impreso
Yábar, Milagros N. ; Curi Pesantes, Berenice ; Torres, Carolina A. ; Calderón Anyosa, Renzo ; Riveros, Maribel ; Ochoa, Theresa J. | Instituto Nacional de Salud | 2019-01-25T17:00:27ZEl tratamiento empírico para la infección urinaria se ve complicado frente a la presencia de multirresistencia y de betalactamasas de espectro extendido (BLEE). El objetivo del estudio fue describir los patrones de resistencia antibiótica de cep[...]texto impreso
Paredes, Jose L. ; Navarro, Rafaella ; Riveros, Maribel ; Picon, Veronica ; Conde, Francisco ; Suito-Ferrand, Mario ; Ochoa, Theresa J. | Sage publications | 2019-12-06T21:02:59ZIn pediatric patients, the antibiotic use is affected by parental beliefs and practices; especially in countries where it is possible to acquire them without prescription. This study aims to describe the knowledge, attitudes, and practices on an[...]texto impreso
Mercado, Erik-H. ; Piscoche, Cristian ; Contreras, Carmen ; Durand, David ; Riveros, Maribel ; Ruiz, Joaquim ; Ochoa, Theresa-J. | Elsevier | 2019-02-06T14:45:55ZEPEC is an attaching and effacing diarrheal pathogen that carries a large pathogenicity island, locus for enterocyte effacement (LEE). Recently, the pathogenicity island PAI O-122 was described among non-LEE effectors and found to be associated [...]texto impreso
Ruiz Roldán, Lidia ; Martínez Puchol, Sandra ; Gomes, Cláudia ; Palma, Noemi ; Riveros, Maribel ; Ocampo, Karen ; Durand, David ; Ochoa, Theresa J. ; Ruiz, Joaquim ; Pons, Maria J. | Instituto Nacional de Salud | 2019-03-05T15:24:21ZObjetivos. El objetivo del presente estudio fue describir la presencia de Enterobacteriaceae en muestras de carne recolectadas en mercados tradicionales de Lima y establecer los niveles de resistencia a antimicrobianos y la presencia de betalact[...]texto impreso
Palma, Noemi ; Pons, Maria J. ; Gomes, Cláudia ; Mateu, Judit ; Riveros, Maribel ; Garcia, Wilfredo ; Jacobs, Jan ; García, Coralith ; Ochoa, Theresa J. ; Ruiz, Joaquim | Elsevier | 2019-01-25T17:00:30ZOBJECTIVES: To characterise the ?-lactam, quinolone and macrolide resistance levels and mechanisms in 62 Escherichia coli isolates causing bacteraemia in Peruvian children. METHODS: Minimum inhibitory concentrations (MICs) of ciprofloxacin, nali[...]texto impreso
Palma, Noemi ; Pons, Maria J. ; Gomes, Cláudia ; Mateu, Judit ; Riveros, Maribel ; Garcia, Wilfredo ; Jacobs, Jan ; García, Coralith ; Ochoa, Theresa J. ; Ruiz, Joaquim | Elsevier Ltd | 2017-10-20T20:07:53ZEl texto completo de este trabajo no está disponible en el Repositorio Académico UPC por restricciones de la casa editorial donde ha sido publicado. Objectives To characterise the ?-lactam, quinolone and macrolide resistance levels and mechanism[...]texto impreso
Zambruni, Mara ; Ochoa, Theresa J. ; Somasunderam, Anoma ; Cabada, Miguel M. ; Morales, Maria L. ; Mitreva, Makedonka ; Rosa, Bruce A. ; Acosta, Gonzalo J. ; Vigo, Natalia I. ; Riveros, Maribel ; Arango, Sara ; Durand, David ; Berends, Maitreyee N. ; Melby, Peter ; Utay, Netanya S. | American Society of Tropical Medicine and Hygiene | 2019-12-06T21:04:40ZStunting, defined as height-for-age Z score equal to or lower than -2, is associated with increased childhood mortality, cognitive impairment, and chronic diseases. The aim of the study was to investigate the relationship between linear growth,[...]texto impreso
Lluque, Angela ; Riveros, Maribel ; Prada, Ana ; Ochoa, Theresa J. ; Ruiz, Joaquim | Hindawi Publishing Corporation | 2019-01-25T16:20:56ZThe presence of virulence factors (VFs) and mechanisms of quinolones and macrolide resistance was analyzed in Campylobacter spp. from a pediatric cohort study in Lima. In 149 isolates (39 Campylobacter jejuni and 24 Campylobacter coli from diarr[...]texto impreso
Lluque, Angela ; Mosquito, Susan ; Gomes, Cláudia ; Riveros, Maribel ; Durand, David ; Tilley, Drake H. ; Bernal, Maria ; Prada, Ana ; Ochoa, Theresa J. ; Ruiz, Joaquim | Elsevier | 2019-02-06T14:52:37ZThe study was aimed to describe the serotype, mechanisms of antimicrobial resistance, and virulence determinants in Shigella spp. isolated from Peruvian children. Eighty three Shigella spp. were serogrouped and serotyped being established the an[...]
