Información del autor
Autor Ochoa, Theresa J. |
Documentos disponibles escritos por este autor (45)
texto impreso
Bullón Vela, Vanessa ; Valdiviezo, Gladys ; Baiocchi, Nelly ; Campos, Miguel ; Llanos Cuentas, Alejandro ; Ochoa, Theresa J. | Instituto Nacional de Salud | 2018-11-30T23:41:31ZObjetivos. Determinar la aceptabilidad de la proteína purificada de pescado (FPi) en bebidas a base de cereales y pseudocereales. Materiales y Métodos. El estudio se realizó en el Centro de Desarrollo Integral Familiar «Año Nuevo» del Programa I[...]texto impreso
Rueda, Maria S. ; Calderon-Anyosa, Renzo ; Gonzales, Jorge ; Turin, Christie G. ; Zea-Vera, Alonso ; Zegarra, Jaime ; Bellomo, Sicilia ; Cam, Luis ; Castaneda, Anne ; Ochoa, Theresa J. ; NEOLACTO Research Group | Lippincott, Williams & Wilkins | 2018-11-30T02:09:29ZBACKGROUND: Neonatal sepsis is a leading cause of child morbidity and mortality, especially in premature and low-birth-weight (LBW) infants. Prompt antibiotic therapy is warranted, but its inappropriate use leads to bacterial resistance and adve[...]texto impreso
Gomes, Cláudia ; Ruiz-Roldan, Lidia ; Mateu, Judit ; Ochoa, Theresa J. ; Ruiz, Joaquim | Nature Research | 2019-07-04T16:59:21ZDespite azithromycin being used in some countries to treat infections caused by Gram-negative pathogens, no resistance breakpoint for Escherichia coli exists. The aim of this study was to analyse the levels and mechanisms of azithromycin resista[...]texto impreso
Davalos, Long ; Terrazas, Yessica ; Quintana, Ana ; Egoavil, Martha ; Sedano, Katherine ; Castillo, Maria E. ; Reyes, Isabel ; Chaparro, Eduardo ; Silva, Wilda ; Campos, Francisco ; Saenz, Andres ; Hernandez, Roger ; Del Aguila, Olguita ; Guillen Pinto, Daniel ; Ochoa, Theresa J. | Instituto Nacional de Salud | 2019-02-06T14:45:12ZObjetivos. Describir las características clínicas, letalidad, susceptibilidad antibiótica y distribución de serotipos de meningitis neumocócica en pacientes pediátricos de Lima, Perú. Materiales y Métodos. Serie de casos de meningitis neumocócic[...]texto impreso
Neonatal sepsis is the third leading cause of neonatal mortality and a major public health problem, especially in developing countries. Although recent medical advances have improved neonatal care, many challenges remain in the diagnosis and man[...]texto impreso
García, Coralith ; Ochoa, Theresa J. ; Neyra, Edgar ; Bustamante, Beatriz ; Ponce, Carolina ; Calderon, Enrique J. ; Vargas, Sergio L. | Elsevier | 2020-07-14T00:01:11ZBACKGROUND: Pneumocystis jirovecii primary infection occurs asymptomatically before 6 months of age, suggesting that the infection is acquired very early in life. Furthermore, Pneumocystis pneumonia has been described in newborns, which emphasiz[...]texto impreso
Medina-Alva, Pilar ; Duque, Kevin R. ; Zea-Vera, Alonso ; Bellomo, Sicilia ; Carcamo, Cesar ; Guillen-Pinto, Daniel ; Rivas, Maria ; Tori, Alfredo ; Zegarra, Jaime ; Cam, Luis ; Castaneda, Anne ; Villavicencio, Aasith ; Ochoa, Theresa J. | Elsevier | 2019-07-04T16:59:25ZOBJECTIVE: To evaluate the combined prognostic value of neurological examination, head circumference and cranial ultrasound for neurodevelopmental delay (NDD) in very low birth weight (VLBW, /=2 deviant items of Hammersmith neurological examin[...]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
Martinez-Puchol, Sandra ; Gomes, Cláudia ; Pons, Maria J. ; Ruiz-Roldan, Lidia ; Torrents de la Pena, Alba ; Ochoa, Theresa J. ; Ruiz, Joaquim | Wiley | 2019-02-06T14:52:12ZFurazolidone-resistant mutants were obtained from four clinical isolates of diarrhoeagenic Escherichia coli. The stability of the resistance and the frequency of mutation were established. The minimal inhibitory concentration of furazolidone, ni[...]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
Ochoa, Theresa J. ; Baiocchi, Nelly ; Valdiviezo, Gladys ; Bullon, Vanessa ; Campos, Miguel ; Llanos-Cuentas, Alejandro | Cambridge University Press | 2019-01-25T15:18:34ZOBJECTIVE: To determine the effect of a fish protein isolate (FPi), administered over 6 months, on the growth of children aged 6-36 months, measured by Z-scores of height-for-age (HAZ) and weight-for-height (WHZ), compared with the standard meal[...]texto impreso
Villavicencio, Aasith ; Rueda, Maria S. ; Turin, Christie G. ; Ochoa, Theresa J. | NRC Research Press | 2019-01-25T16:59:38ZLactoferrin (LF) is a breast milk glycoprotein with antimicrobial and anti-inflammatory effects. Its beneficial properties in infants, especially in those born preterm, are currently being studied in clinical trials. However, the maternal and nu[...]texto impreso
Pantenburg, Birte ; Ochoa, Theresa J. ; Ecker, Lucie ; Ruiz, Joaquim | American Society of Tropical Medicine and Hygiene | 2020-06-10T18:11:36ZChildhood diarrhea is an important cause of malnutrition, which can be worsened when caretakers limit nutritional support. We queried 390 caregivers and their children in a peri-urban community in Lima, Peru regarding general perceptions of feed[...]texto impreso
Zambruni, Mara ; Luna, Giannina ; Silva, Maria ; Bausch, Daniel G. ; Rivera, Fulton P. ; Velapatino, Grace ; Campos, Miguel ; Chea-Woo, Elsa ; Baiocchi, Nelly ; Cleary, Thomas G. ; Ochoa, Theresa J. | Oxford University Press | 2019-02-06T14:53:06ZIn an active diarrhea surveillance study of children aged 12-24 months in Lima, Peru, norovirus was the most common pathogen identified. The percentage of mixed (bacterial and noroviral) infections was significantly higher among norovirus-posit[...]texto impreso
Durand, David ; Alvarez, Daniela ; Diaz, David ; Mercado, Erik ; Ruiz, Joaquim ; Ochoa, Theresa J. | Elsevier Doyma | 2020-07-14T00:01:08ZINTRODUCTION: We evaluated the presence of sIgA in saliva, versus Escherichia coli secreted proteins (Esp) related to the type III secretion system (T3SS), and its semi-quantitative concentration in children under 2 years-old (no longer breastfe[...]texto impreso
Gladstone, Rebecca A. ; Lo, Stephanie W. ; Lees, John A. ; Croucher, Nicholas J. ; van Tonder, Andries J. ; Corander, Jukka ; Page, Andrew J. ; Marttinen, Pekka ; Bentley, Leon J. ; Ochoa, Theresa J. ; Ho, Pak Leung ; du Plessis, Mignon ; Cornick, Jennifer E. ; Kwambana-Adams, Brenda ; Benisty, Rachel ; Nzenze, Susan A. ; Madhi, Shabir A. ; Hawkins, Paulina A. ; Everett, Dean B. ; Antonio, Martin ; Dagan, Ron ; Klugman, Keith P. ; von Gottberg, Anne ; McGee, Lesley ; Breiman, Robert F. ; Bentley, Stephen D. | Elsevier | 2019-07-04T17:00:17ZBackground: Pneumococcal conjugate vaccines have reduced the incidence of invasive pneumococcal disease, caused by vaccine serotypes, but non-vaccine-serotypes remain a concern. We used whole genome sequencing to study pneumococcal serotype, ant[...]texto impreso
Hawkins, Paulina ; Mercado, Erik ; Chochua, Sopio ; Castillo, Maria E. ; Reyes, Isabel ; Chaparro, Eduardo ; Gladstone, Rebecca ; Bentley, Stephen D. ; Breiman, Robert F. ; Metcalf, Benjamin J. ; Beall, Bernard ; Ochoa, Theresa J. ; McGee, Lesley | Elsevier | 2019-01-25T15:28:04ZBefore PCV7 introduction, invasive pneumococcal disease (IPD) was responsible for approximately 12,000-18,000 deaths annually among childrentexto impreso
Lactoferrin (Lf) is the major whey protein in milk, with multiple beneficial health effects including direct antimicrobial activities, anti-inflammatory effects, and iron homeostasis. Oral Lf supplementation in human preterm infants has been sho[...]texto impreso
Turin, Christie G. ; Zea-Vera, Alonso ; Pezo, Alonso ; Cruz, Karen ; Zegarra, Jaime ; Bellomo, Sicilia ; Cam, Luis ; Llanos, Raul ; Castaneda, Anne ; Tucto, Lourdes ; Ochoa, Theresa J. | Springer Verlag | 2020-06-10T18:11:33ZPreterm neonates are at risk to acquire infections. In addition to the high mortality associated with sepsis, these patients are at risk for long-term disabilities, particularly neurodevelopment impairment. Several interventions have been evalua[...]texto impreso
Zambruni, Mara ; Villalobos, Alex ; Somasunderam, Anoma ; Westergaard, Sarah ; Nigalye, Maitreyee ; Turin, Christie G. ; Zegarra, Jaime ; Bellomo, Sicilia ; Mercado, Erik ; Ochoa, Theresa J. ; Utay, Netanya S. | Elsevier | 2019-01-25T15:28:05ZSeveral cytokines have been detected in human milk but their relative concentrations differ among women and vary over time in the same person. The drivers of such differences have been only partially identified, while the effect of luminal cytok[...]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
Horna, Gertrudis ; Molero, Maria L. ; Benites, Liliana ; Roman, Sigri ; Carbajal, Luz ; Mercado, Erik ; Castillo, Maria E. ; Zerpa, Rito ; Chaparro, Eduardo ; Hernandez, Roger ; Silva, Wilda ; Campos, Francisco ; Saenz, Andy ; Reyes, Isabel ; Villalobos, Alex ; Ochoa, Theresa J. | World Health Organization | 2019-02-22T14:54:32ZObjective. To 1) describe the correlation between the zones of inhibition in 1-mu g oxacillin disk diffusion (ODD) tests and penicillin and ceftriaxone minimum inhibitory concentrations (MICs) of meningeal and non-meningeal strains of Streptococ[...]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
Durand, David ; Contreras, Carmen A. ; Mosquito, Susan ; Ruiz, Joaquim ; Cleary, Thomas G. ; Ochoa, Theresa J. | Taylor & Francis | 2019-02-22T14:54:28ZEnteroaggregative Escherichia coli (EAEC) causes acute and persistent diarrhea among children, HIV-infected patients, and travelers to developing countries. We have searched for 18 genes-encoding virulence factors associated with aggregative adh[...]