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Miguel O'Ryan

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TOP 3
Miguel O'Ryan
[Potential influence of recent modifications in Chilean legislation for medical research].
Miguel O'Ryan; Alfredo Peña; Marcela Rabello; Hector Cortés; Yalda Lucero; Juan Pablo Torres
Dynamics of Helicobacter pylori detection in stools during the first 5 years of life in Chile, a rapidly developing country.
Yalda Lucero; Nora Mamani; Alfredo Peña; Rodrigo Vergara; Héctor Cortés; Miguel O'Ryan
[Rotavirus genotypes in children with gastroenteritis assisted in two public hospitals from Chile: viral strains circulating in a country without a universal vaccination against rotavirus].

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All Publications

2013: Miguel O'Ryan
[Potential influence of recent modifications in Chilean legislation for medical research].
Revista chilena de infectología : órgano oficial de la Sociedad Chilena de Infectología 2013;30(1):7-9.
2013: Miguel O'Ryan; Alfredo Peña; Marcela Rabello; Hector Cortés; Yalda Lucero; Juan Pablo Torres
Dynamics of Helicobacter pylori detection in stools during the first 5 years of life in Chile, a rapidly developing country.
The Pediatric infectious disease journal 2013;32(2):99-103.
2012: Yalda Lucero; Nora Mamani; Alfredo Peña; Rodrigo Vergara; Héctor Cortés; Miguel O'Ryan
[Rotavirus genotypes in children with gastroenteritis assisted in two public hospitals from Chile: viral strains circulating in a country without a universal vaccination against rotavirus].
Revista chilena de infectología : órgano oficial de la Sociedad Chilena de Infectología 2012;29(2):142-8.
2012: Miguel O'Ryan; Yalda Lucero; Roberto Vidal
Enteric viruses in wastewaters: an interesting approach to evaluate the potential impact of rotavirus vaccination on viral circulation.
Expert review of vaccines 2012;11(4):419-22.
2012: María Elena Santolaya; Daniela Toneatto; María Teresa Valenzuela; Rodrigo Vergara; Huajun Wang; Ralf Clemens; Peter M Dull; Gabriela Graña; Alma Muñoz; Miguel O'Ryan; Valeria Prado
Immunogenicity and tolerability of a multicomponent meningococcal serogroup B (4CMenB) vaccine in healthy adolescents in Chile: a phase 2b/3 randomised, observer-blind, placebo-controlled study.
Lancet 2012;379(9816):617-24.
2011: María Elena Santolaya; Pamela Silva; Santiago Topelberg; Juan Tordecilla; Mónica Varas; Milena Villarroel; Tamara Viviani; Marcela Zubieta; Ana M Alvarez; Carmen L Avilés; Ana Becker; Manuela Cociña; Verónica De La Maza; Mauricio J Farfán; Miguel O'Ryan; Paulina Román; Carmen Salgado; Felipe Santelices; Juan P Torres
Diagnosis of bacteremia in febrile neutropenic episodes in children with cancer: microbiologic and molecular approach.
The Pediatric infectious disease journal 2011;30(11):957-61.
2010: Milena Villarroel; Carmen L Avilés; Pamela Silva; Ana María Guzmán; Helena Poggi; Ana M Alvarez; Ana Becker; Miguel O'Ryan; Carmen Salgado; Santiago Topelberg; Juan Tordecilla; Mónica Varas; Tamara Viviani; Marcela Zubieta; María Elena Santolaya
Risk factors associated with invasive fungal disease in children with cancer and febrile neutropenia: a prospective multicenter evaluation.
The Pediatric infectious disease journal 2010;29(9):816-21.
2010: Miguel O'Ryan; Alfredo Peña; Rodrigo Vergara; Janepsy Díaz; Nora Mamani; Hector Cortés; Yalda Lucero; Roberto Vidal; Gonzalo Osorio; María Elena Santolaya; Germán Hermosilla; Valeria J Prado
Prospective characterization of norovirus compared with rotavirus acute diarrhea episodes in chilean children.
The Pediatric infectious disease journal 2010;29(9):855-9.
2010: Miguel O'Ryan; Yalda Lucero; Miguel A O'Ryan-Soriano; Shai Ashkenazi
An update on management of severe acute infectious gastroenteritis in children.
Expert review of anti-infective therapy 2010;8(6):671-82.
2010: Juan Pablo Torres; Miguel O'Ryan; Beatrice Herve; Ricardo Espinoza; Guillermo Acuña; Jaime Mañalich; May Chomalí
Impact of the novel influenza A (H1N1) during the 2009 autumn-winter season in a large hospital setting in Santiago, Chile.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2010;50(6):860-8.
2009: Miguel O'Ryan; Alexandre C Linhares
Update on Rotarix: an oral human rotavirus vaccine.
Expert review of vaccines 2009;8(12):1627-41.
2009: Miguel O'Ryan; Yalda Lucero; Valeria Prado; María Elena Santolaya; Marcela Rabello; Yanahara Solis; Daniela Berríos; Miguel A O'Ryan-Soriano; Hector Cortés; Nora Mamani
Symptomatic and asymptomatic rotavirus and norovirus infections during infancy in a Chilean birth cohort.
The Pediatric infectious disease journal 2009;28(10):879-84.
2009: Miguel O'Ryan; German Hermosilla; Gonzalo Osorio
Rotavirus vaccines for the developing world.
Current opinion in infectious diseases 2009;22(5):483-9.
2009: Miguel O'Ryan
The ever-changing landscape of rotavirus serotypes.
The Pediatric infectious disease journal 2009;28(3 Suppl):S60-2.
2008: Mariana Acuña; Miguel O'Ryan; José Cofré; Isabel Alvarez; Dona Benadof; Pilar Rodríguez; María Teresa Torres; Liliana Aguilera; María Elena Santolaya
Differential time to positivity and quantitative cultures for noninvasive diagnosis of catheter-related blood stream infection in children.
The Pediatric infectious disease journal 2008;27(8):681-5.
2008: María Elena Santolaya; Ana M Alvarez; Carmen L Aviles; Ana Becker; Alejandra King; Claudio Mosso; Miguel O'Ryan; Ernesto Paya; Carmen Salgado; Paulina Silva; Santiago Topelberg; Juan Tordecilla; Mónica Varas; Milena Villarroel; Tamara Viviani; Marcela Zubieta
Predictors of severe sepsis not clinically apparent during the first twenty-four hours of hospitalization in children with cancer, neutropenia, and fever: a prospective, multicenter trial.
The Pediatric infectious disease journal 2008;27(6):538-43.
2008: Alexandre C Linhares; RAUL VELAZQUEZ; Irene Pérez-Schael; Xavier Sáez-Llorens; Hector Abate; Felix Espinoza; Pío López; Mercedes Macías-Parra; Eduardo Ortega-Barría; Doris Maribel Rivera-Medina; Luis Rivera; Noris Pavía-Ruz; Ernesto Nuñez; Silvia Damaso; Guillermo M Ruiz-Palacios; Beatrice De Vos; Miguel O'Ryan; Paul Gillard; Alain Bouckenooghe
Efficacy and safety of an oral live attenuated human rotavirus vaccine against rotavirus gastroenteritis during the first 2 years of life in Latin American infants: a randomised, double-blind, placebo-controlled phase III study.
Lancet 2008;371(9619):1181-9.
2007: María Elena Santolaya; Ana M Alvarez; Carmen L Avilés; Ana Becker; Claudio Mosso; Miguel O'Ryan; Ernesto Payá; Carmen Salgado; Paulina Silva; Santiago Topelberg; Juan Tordecilla; Mónica Varas; Milena Villarroel; Tamara Viviani; Marcela Zubieta
Admission clinical and laboratory factors associated with death in children with cancer during a febrile neutropenic episode.
The Pediatric infectious disease journal 2007;26(9):794-8.
2007: Rodrigo Vergara F; Marisol Navarrete; Ernesto Núñez; Lorena Escobar; Sofía Navarro G; Guillermo Venegas E; Patricia Schuffeneger; Miguel O'Ryan
[Incidence of severe rotavirus gastroenteritis among Chilean children under three years of age].
Revista médica de Chile 2007;135(8):975-81.
2007: Miguel O'Ryan
Rotarix (RIX4414): an oral human rotavirus vaccine.
Expert review of vaccines 2007;6(1):11-9.
2007: Miguel O'Ryan; Janepsy Díaz; Nora Mamani; Marisol Navarrete; Clelia Vallebuono
Impact of rotavirus infections on outpatient clinic visits in chile.
The Pediatric infectious disease journal 2007;26(1):41-5.
2006: Miguel O'Ryan; David O Matson
New rotavirus vaccines: renewed optimism.
The Journal of pediatrics 2006;149(4):448-51.
2006: Dagna Constenla; Miguel O'Ryan; Marisol Navarrete; Lynn Antil; Richard Rheingans
[Potential cost effectiveness of a rotavirus vaccine in Chile].
Revista médica de Chile 2006;134(6):679-88.
2006: Roberto Vidal; Patricia Roessler; Verónica Solari; Jimena Vollaire; Xi Jiang; David O Matson; Nora Mamani; Valeria Prado; Miguel O'Ryan
Novel recombinant norovirus causing outbreaks of gastroenteritis in Santiago, Chile.
Journal of clinical microbiology 2006;44(6):2271-5.
2005: Miguel O'Ryan
[New rotavirus vaccines: a reality at last].
Revista chilena de infectología : órgano oficial de la Sociedad Chilena de Infectología 2005;22(4):345-54.
2005: Roberto Vidal; Verónica Solari; Nora Mamani; Xi Jiang; Jimena Vollaire; Patricia Roessler; Valeria Prado; David O Matson; Miguel O'Ryan
Caliciviruses and foodborne gastroenteritis, Chile.
Emerging infectious diseases 2005;11(7):1134-7.
2005: Miguel O'Ryan; Valeria Prado; Larry K Pickering
A millennium update on pediatric diarrheal illness in the developing world.
Seminars in pediatric infectious diseases 2005;16(2):125-36.
2004: María Elena Santolaya; Ana M Alvarez; Carmen L Avilés; Ana Becker; José Cofré; Miguel A Cumsille; Miguel O'Ryan; Ernesto Payá; Carmen Salgado; Paulina Silva; Juan Tordecilla; Mónica Varas; Milena Villarroel; Tamara Viviani; Marcela Zubieta
Early hospital discharge followed by outpatient management versus continued hospitalization of children with cancer, fever, and neutropenia at low risk for invasive bacterial infection.
Journal of clinical oncology : official journal of the American Society of Clinical Oncology 2004;22(18):3784-9.
2004: Yalda Lucero; María Teresa Valenzuela; Miguel O'Ryan
[Clinical and epidemiological profile of intestinal intussusception among infants of Metropolitan Santiago].
Revista médica de Chile 2004;132(5):565-72.
2003: Miguel O'Ryan; Yalda Lucero; Alfredo Peña; María Teresa Valenzuela
Two year review of intestinal intussusception in six large public hospitals of Santiago, Chile.
The Pediatric infectious disease journal 2003;22(8):717-21.
2002: Yalda Lucero; Roberto Brücher; Ana M Alvarez; Ana Becker; José Cofré; Nancy Enríquez; Ernesto Payá; Carmen Salgado; María Elena Santolaya; Juan Tordecilla; Mónica Varas; Milena Villarroel; Tamara Viviani; Marcela Zubieta; Miguel O'Ryan
[Invasive fungal infections in children with cancer, neutropenia and fever, in Chile].
Revista médica de Chile 2002;130(10):1139-46.
2002: María Elena Santolaya; Ana M Alvarez; Carmen L Avilés; Ana Becker; José Cofré; Nancy Enríquez; Miguel O'Ryan; Ernesto Payá; Carmen Salgado; Paulina Silva; Juan Tordecilla; Mónica Varas; Milena Villarroel; Tamara Viviani; Marcela Zubieta
Prospective evaluation of a model of prediction of invasive bacterial infection risk among children with cancer, fever, and neutropenia.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2002;35(6):678-83.
2002: Valeria Prado; Verónica Solari; Isabel M Alvarez; Carolina Arellano; Roberto Vidal; Mónica Carreño; Nora Mamani; David Fuentes; Miguel O'Ryan; Víctor Muñoz
[Epidemiological situation of foodborne diseases in Santiago, Chile in 1999-2000].
Revista médica de Chile 2002;130(5):495-501.
2001: María Elena Santolaya; Ana M Alvarez; Ana Becker; José Cofré; Nancy Enríquez; Miguel O'Ryan; Ernesto Payá; J Pilorget; Carmen Salgado; Juan Tordecilla; Mónica Varas; Milena Villarroel; Tamara Viviani; Marcela Zubieta
Prospective, multicenter evaluation of risk factors associated with invasive bacterial infection in children with cancer, neutropenia, and fever.
Journal of clinical oncology : official journal of the American Society of Clinical Oncology 2001;19(14):3415-21.
2001: Miguel O'Ryan; Irene Pérez-Schael; Nora Mamani; Alfredo Peña; Belén Salinas; Germán González; Fernando González; David O Matson; J Gómez
Rotavirus-associated medical visits and hospitalizations in South America: a prospective study at three large sentinel hospitals.
The Pediatric infectious disease journal 2001;20(7):685-93.
2000: Miguel O'Ryan; Nora Mamani; Aldo Gaggero; Luis F Avendaño; S Prieto; Alfredo Peña; Xi Jiang; David O Matson
Human caliciviruses are a significant pathogen of acute sporadic diarrhea in children of Santiago, Chile.
The Journal of infectious diseases 2000;182(5):1519-22.
2000: Miguel O'Ryan; Valeria Prado
Risk of the hemolytic-uremic syndrome after antibiotic treatment of Escherichia coli O157:H7 infections.
The New England journal of medicine 2000;343(17):1271; author reply 1272-3.
2000: María Teresa Valenzuela; Miguel O'Ryan
[Achievements and challenges of the expanded immunization program in the Americas].
Revista médica de Chile 2000;128(8):911-22.
2000: Carlos Espul; Hector Cuello; N Martinez; O Centorbi; Miguel O'Ryan; L Jackson; F Campos; David O Matson
Genomic and antigenic variation among rotavirus strains circulating in a large city of Argentina.
Journal of medical virology 2000;61(4):504-9.
2000: RM Erney; W T Malone; M B Skelding; A A Marcon; K M Kleman-Leyer; Miguel O'Ryan; Guillermo M Ruiz-Palacios; MD Hilty; Larry K Pickering; PA Prieto
Variability of human milk neutral oligosaccharides in a diverse population.
Journal of pediatric gastroenterology and nutrition 2000;30(2):181-92.
1999: G Gherardi; J S Inostrozo; Miguel O'Ryan; Valeria Prado; Susana Prieto; Carolina Arellano; Richard R Facklam; Bernard W. Beall
Genotypic survey of recent beta-lactam-resistant pneumococcal nasopharyngeal isolates from asymptomatic children in Chile.
Journal of clinical microbiology 1999;37(11):3725-30.
1999: Miguel O'Ryan; A M Salinas; Nora Mamani; David O Matson; Xi Jiang; P Vial
[Detection of Norwalk and Mexico viruses, two human Caliciviruses in stools of Chilean children].
Revista médica de Chile 1999;127(5):523-31.
1998: Aldo Gaggero; Miguel O'Ryan; Jacqueline S Noel; Roger I Glass; Stephan S Monroe; Nora Mamani; Valeria Prado; Luis F Avendaño
Prevalence of astrovirus infection among Chilean children with acute gastroenteritis.
Journal of clinical microbiology 1998;36(12):3691-3.
1998: Miguel O'Ryan; P A Víal; Nora Mamani; Xi Jiang; M K Estes; C Ferrecio; H Lakkis; David O Matson
Seroprevalence of Norwalk virus and Mexico virus in Chilean individuals: assessment of independent risk factors for antibody acquisition.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 1998;27(4):789-95.
1998: Miguel O'Ryan; David O Matson
A quadrivalent rotavirus vaccine.
The New England journal of medicine 1998;338(9):620-1; author reply 621-2.
1997: Miguel O'Ryan; Nora Mamani; Luis F Avendaño; J Cohen; Alfredo Peña; J Villarroel; A Chavez; F Valdivieso; David O Matson
Molecular epidemiology of human rotaviruses in Santiago, Chile.
The Pediatric infectious disease journal 1997;16(3):305-11.
1995: Larry K Pickering; Ardythe L Morrow; I Herrera; Miguel O'Ryan; Mary K Estes; S E Guilliams; L Jackson; S Carter-Campbell; David O Matson
Effect of maternal rotavirus immunization on milk and serum antibody titers.
The Journal of infectious diseases 1995;172(3):723-8.
1995: Miguel O'Ryan; Nora Mamani; Luis F Avendaño; J Cohen; A Peña; J Villarroel; A Chávez; Valeria Prado; F Valdivieso; G Kaltwasser
[Antigenic types of circulating rotavirus in children with acute diarrhea in Santiago de Chile].
Revista médica de Chile 1995;123(5):549-59.
1994: Miguel O'Ryan; David O Matson; Mary K Estes; Larry K Pickering
Acquisition of serum isotype-specific and G type-specific antirotavirus antibodies among children in day care centers.
The Pediatric infectious disease journal 1994;13(10):890-5.
1994: David O Matson; Miguel O'Ryan; Larry K Pickering; Mary K Estes
Assessment of epitope-blocking assays for measuring antibody to rotavirus.
Journal of virological methods 1994;48(2-3):293-300.
1994: Miguel O'Ryan; David O Matson; Mary K Estes; Larry K Pickering
Anti-rotavirus G type-specific and isotype-specific antibodies in children with natural rotavirus infections.
The Journal of infectious diseases 1994;169(3):504-11.
1994: Valeria Prado; Miguel O'Ryan
Acute gastroenteritis in Latin America.
Infectious disease clinics of North America 1994;8(1):77-106.
1993: David O Matson; Miguel O'Ryan; I Herrera; Larry K Pickering; Mary K Estes
Fecal antibody responses to symptomatic and asymptomatic rotavirus infections.
The Journal of infectious diseases 1993;167(3):577-83.
1993: Carlos Espul; Hector Cuello; L M Navarta; Nora Mamani; Miguel O'Ryan; M O'Ryan
[Characterization of antigenic types of circulating rotaviruses in Mendoza, Argentina based on typing of the external VP7 capsid protein].
Acta gastroenterologica Latinoamericana 1993;23(4):211-6.
1992: David O Matson; Miguel O'Ryan; Larry K Pickering; S Chiba; S Nakata; P Raj; Mary K Estes
Characterization of serum antibody responses to natural rotavirus infections in children by VP7-specific epitope-blocking assays.
Journal of clinical microbiology 1992;30(5):1056-61.
1992: R Van; C C Wun; Miguel O'Ryan; David O Matson; L Jackson; Larry K Pickering
Outbreaks of human enteric adenovirus types 40 and 41 in Houston day care centers.
The Journal of pediatrics 1992;120(4 Pt 1):516-21.
1991: Larry K Pickering; Miguel O'Ryan
Serotypes of rotavirus that infect infants symptomatically and asymptomatically.
Advances in experimental medicine and biology 1991;310():241-7.
1990: Miguel O'Ryan; David O Matson; Mary K Estes; A V Bartlett; Larry K Pickering
Molecular epidemiology of rotavirus in children attending day care centers in Houston.
The Journal of infectious diseases 1990;162(4):810-6.
1990: A M Rauch; Miguel O'Ryan; R Van; Larry K Pickering
Invasive disease due to multiply resistant Streptococcus pneumoniae in a Houston, Tex, day-care center.
American journal of diseases of children (1960) 1990;144(8):923-7.