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R. Araos · SciRah

Researcher profile · Semantic Scholar

R. Araos

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R. Araos — researcher profile on SciRah

h-index: 21
Works: 66
Citations: 3,312

Most-cited papers

Duration of effectiveness of vaccines against SARS-CoV-2 infection and COVID-19 disease: results of a systematic review and meta-regression
D. Feikin, M. Higdon, L. Abu-Raddad, N. Andrews +10 more
2022The Lancet1,043 citations Open access
Semantic Scholar
Effectiveness of an Inactivated SARS-CoV-2 Vaccine in Chile
A. Jara, E. Undurraga, Cecilia Gonz'ález, F. Paredes +11 more
2021New England Journal of Medicine768 citations Open access
Semantic Scholar
Evaluation of a novel antigen-based rapid detection test for the diagnosis of SARS-CoV-2 in respiratory samples
L. Porte, Paulette Legarraga, V. Vollrath, X. Aguilera +7 more
2020International Journal of Infectious Diseases341 citations Open access
Semantic Scholar
Effectiveness of homologous and heterologous booster doses for an inactivated SARS-CoV-2 vaccine: a large-scale prospective cohort study
A. Jara, E. Undurraga, J. Zubizarreta, Cecilia Gonz'ález +14 more
2022Lancet Global Health164 citations Open access
Semantic Scholar
Multicenter Evaluation of Ceftolozane/Tazobactam for Serious Infections Caused by Carbapenem-Resistant Pseudomonas aeruginosa
J. Munita, S. Aitken, William R. Miller, F. Pérez +14 more
2017Clinical Infectious Diseases131 citations Open access
Semantic Scholar
Effectiveness of CoronaVac in children 3–5 years of age during the SARS-CoV-2 Omicron outbreak in Chile
A. Jara, E. Undurraga, J. Zubizarreta, Cecilia Gonz'ález +13 more
2022Nature Medicine87 citations Open access
Semantic Scholar
Clinical Predictive Model of Multidrug Resistance in Neutropenic Cancer Patients with Bloodstream Infection Due to Pseudomonas aeruginosa
C. Gudiol, A. Albasanz-Puig, J. Laporte-Amargós, N. Pallarès +35 more
2020Antimicrobial Agents and Chemotherapy59 citations Open access
Semantic Scholar
Comparative evaluation of four rapid SARS-CoV-2 antigen detection tests using universal transport medium
Thomas Weitzel, Paulette Legarraga, M. Iruretagoyena, Gabriel Pizarro +4 more
2020Travel Medicine and Infectious Disease55 citations Open access
Semantic Scholar
Head-to-head comparison of four antigen-based rapid detection tests for the diagnosis of SARS-CoV-2 in respiratory samples
T. Weitzel, Paulette Legarraga, M. Iruretagoyena, Gabriel Pizarro +4 more
2020bioRxiv48 citations Open access
Semantic Scholar
Predominance of Lactobacillus spp. Among Patients Who Do Not Acquire Multidrug-Resistant Organisms.
R. Araos, A. Tai, Graham M. Snyder, M. Blaser +1 more
2016Clinical Infectious Diseases39 citations Open access
Semantic Scholar
Antibiotic Consumption During the Coronavirus Disease 2019 Pandemic and Emergence of Carbapenemase-Producing Klebsiella pneumoniae Lineages Among Inpatients in a Chilean Hospital: A Time-Series Study and Phylogenomic Analysis
K. Allel, Anne Peters, J. Conejeros, Jose R. W. Martínez +13 more
2023Clinical Infectious Diseases36 citations Open access
Semantic Scholar
Fecal Microbiome Among Nursing Home Residents with Advanced Dementia and Clostridium difficile
R. Araos, N. Andreatos, Juan A. Ugalde, S. Mitchell +2 more
2018Digestive Diseases and Sciences33 citations Open access
Semantic Scholar
The story behind Chile's rapid rollout of COVID-19 vaccination
X. Aguilera, A. Mundt, R. Araos, T. Weitzel
2021Travel Medicine and Infectious Disease32 citations Open access
Semantic Scholar
Effectiveness of an inactivated SARS-CoV-2 vaccine in children and adolescents: a large-scale observational study
A. Jara, E. Undurraga, J. C. Flores, J. Zubizarreta +15 more
2023The Lancet Regional Health - Americas28 citations Open access
Semantic Scholar
Higher MICs (>2 mg/L) Predict 30-Day Mortality in Patients With Lower Respiratory Tract Infections Caused by Multidrug- and Extensively Drug-Resistant Pseudomonas aeruginosa Treated With Ceftolozane/Tazobactam
O. Rodríguez-Núñez, L. Periáñez-Párraga, A. Oliver, J. Munita +20 more
2019Open Forum Infectious Diseases27 citations Open access
Semantic Scholar
Evaluation of two fluorescence immunoassays for the rapid detection of SARS-CoV-2 antigen—new tool to detect infective COVID-19 patients
L. Porte, Paulette Legarraga, M. Iruretagoyena, V. Vollrath +4 more
2021PeerJ26 citations Open access
Semantic Scholar
Human Colonization With Multidrug-Resistant Organisms: Getting to the Bottom of Antibiotic Resistance.
Rachel M. Smith, E. Lautenbach, Sylvia Omulo, R. Araos +5 more
2021Open Forum Infectious Diseases24 citations Open access
Semantic Scholar
Pseudomonas aeruginosa Bloodstream Infections in Patients with Cancer: Differences between Patients with Hematological Malignancies and Solid Tumors
C. Royo-Cebrecos, J. Laporte-Amargós, Marta Peña, I. Ruiz-Camps +34 more
2022Pathogens22 citations Open access
Semantic Scholar
Isolation of Ciprofloxacin and Ceftazidime-Resistant Enterobacterales From Vegetables and River Water Is Strongly Associated With the Season and the Sample Type
Constanza Díaz-Gavidia, Carla Barría, Lina Rivas, Patricia García +9 more
2021Frontiers in Microbiology22 citations Open access
Semantic Scholar
Multi-country cross-sectional study of colonization with multidrug-resistant organisms: protocol and methods for the Antibiotic Resistance in Communities and Hospitals (ARCH) studies
Aditya Sharma, Ulzii-Orshikh Luvsansharav, Prabasaj Paul, J. Lutgring +16 more
2021BMC Public Health22 citations Open access
Semantic Scholar
Pandemic influenza A (H1N1) 2009 with neurological manifestations, a case series
L. Noriega, R. Verdugo, R. Araos, J. Munita +9 more
2010Influenza and Other Respiratory Viruses20 citations Open access
Semantic Scholar
The result patterns of ML Flow and ELISA (PGL-I) serologic tests in leprosy-endemic and non-endemic areas.
R. C. da Silva, S. Lyon, R. Araos, A. C. Lyon +5 more
2008Revista da Sociedade Brasileira de Medicina Tropical20 citations Open access
Semantic Scholar
Evaluation of Novel Antigen-Based Rapid Detection Test for the Diagnosis of SARS-CoV-2 in Respiratory Samples
L. Porte, Paulette Legarraga, V. Vollrath, X. Aguilera +6 more
2020Social Science Research Network19 citations Open access
Semantic Scholar
Pseudomonas aeruginosa Bloodstream Infections Presenting with Septic Shock in Neutropenic Cancer Patients: Impact of Empirical Antibiotic Therapy
C. Royo-Cebrecos, J. Laporte-Amargós, Marta Peña, I. Ruiz-Camps +34 more
2024Microorganisms17 citations Open access
Semantic Scholar
Covid-19 in South America: clinical and epidemiological characteristics among 381 patients during the early phase of the pandemic in Santiago, Chile
M. Rodríguez, Anne Peters, Inia Pérez, M. Spencer +7 more
2020BMC Infectious Diseases17 citations Open access
Semantic Scholar
Fecal Microbiome Characteristics and the Resistome Associated With Acquisition of Multidrug-Resistant Organisms Among Elderly Subjects
R. Araos, T. Battaglia, Juan A. Ugalde, Marcelo Rojas-Herrera +2 more
2019Frontiers in Microbiology17 citations Open access
Semantic Scholar
Microbial Disruption Indices to Detect Colonization With Multidrug-Resistant Organisms
R. Araos, Veronica Montgomery, Juan A. Ugalde, Graham M. Snyder +1 more
2017Infection Control & Hospital Epidemiology16 citations Open access
Semantic Scholar
Borage: A New Crop for Southern Chile
M. Berti, R. Wilckens, S. Fischer, R. Araos +2 more
200215 citations
Semantic Scholar
High Burden of Intestinal Colonization With Antimicrobial-Resistant Bacteria in Chile: An Antibiotic Resistance in Communities and Hospitals (ARCH) Study
R. Araos, Rachel M. Smith, Ashley Styczynski, F. Sánchez +20 more
2023Clinical Infectious Diseases14 citations Open access
Semantic Scholar
Effect of Combination Antibiotic Empirical Therapy on Mortality in Neutropenic Cancer Patients with Pseudomonas aeruginosa Pneumonia
A. Albasanz-Puig, X. Durà-Miralles, J. Laporte-Amargós, A. Mussetti +37 more
2022Microorganisms14 citations Open access
Semantic Scholar
Multispecies emergence of dual blaKPC/NDM carbapenemase-producing Enterobacterales recovered from invasive infections in Chile
Ana M Quesille-Villalobos, Camila Solar, Jose R. W. Martínez, Lina Rivas +11 more
2024Antimicrobial Agents and Chemotherapy13 citations Open access
Semantic Scholar
Rapid SARS-CoV-2 antigen detection by immunofluorescence – a new tool to detect infectivity
L. Porte, Paulette Legarraga, M. Iruretagoyena, V. Vollrath +4 more
202013 citations Open access
Semantic Scholar
Antimicrobial Resistance Gene Prevalence in a Population of Patients with Advanced Dementia Is Related to Specific Pathobionts
Aislinn D. Rowan-Nash, R. Araos, E. D'Agata, Peter Belenky
2019bioRxiv12 citations Open access
Semantic Scholar
Acquisition of Multidrug-resistant Organisms in the Absence of Antimicrobials
E. D'Agata, Aby Varu, Sara F Geffert, R. Araos +3 more
2018Clinical Infectious Diseases12 citations Open access
Semantic Scholar
Reduced microbial diversity of the nasopharyngeal microbiome in household contacts with latent tuberculosis infection
Cinthya Ruiz-Tagle, Juan A. Ugalde, R. Naves, R. Araos +2 more
2023Scientific Reports11 citations Open access
Semantic Scholar
The human microbiota and infection prevention
R. Araos, E. D'Agata
2019Infection control and hospital epidemiology11 citations
Semantic Scholar
Colonization with antibiotic resistant bacteria in communities and hospitals across six countries, including Bangladesh, Botswana, Chile, Guatemala, India, and Kenya
Gemma Parra, E. Lautenbach, M. Mosepele, N. Mannathoko +14 more
2025Scientific Reports10 citations Open access
Semantic Scholar
Effectiveness of the second COVID-19 booster against Omicron: a large-scale cohort study in Chile
Alejandro Jara, Cristóbal Cuadrado, E. Undurraga, C. García +6 more
2023Nature Communications10 citations Open access
Semantic Scholar
Dynamics of the MRSA Population in a Chilean Hospital: a Phylogenomic Analysis (2000–2016)
Jose R. W. Martínez, P. Planet, Maria Spencer-Sandino, Lina Rivas +15 more
2023Microbiology spectrum10 citations Open access
Semantic Scholar
Effectiveness of Homologous and Heterologous Booster Shots for an Inactivated SARS-CoV-2 Vaccine: A Large-Scale Observational Study
A. Jara, E. Undurraga, J. Zubizarreta, Cecilia Gonz'ález +14 more
2022Social Science Research Network9 citations Open access
Semantic Scholar
Transmission of gram-negative antibiotic-resistant bacteria following differing exposure to antibiotic-resistance reservoirs in a rural community: a modelling study for bloodstream infections
K. Allel, Lara Goscé, R. Araos, D. Toro +4 more
2022Scientific Reports6 citations Open access
Semantic Scholar
First wave of SARS-CoV-2 in Santiago Chile: Seroprevalence, asymptomatic infection and infection fatality rate
P. Vial, C. González, M. Apablaza, C. Vial +16 more
2022Epidemics6 citations Open access
Semantic Scholar
Geographic divergence of methicillin-resistant Staphylococcus aureus ST5-SCCmecI in the aftermath of a major earthquake and tsunami: impact of a plasmid harboring heavy metal resistance genes
Jose R. W. Martínez, Manuel Alcalde-Rico, Estefanía Jara-Videla, J. Reyes +16 more
2025mBio4 citations Open access
Semantic Scholar
Neutralizing antibodies induced by homologous and heterologous boosters in CoronaVac vaccines in Chile
Johanna Acevedo, M. Acevedo, A. Gaete-Argel, R. Araos +8 more
2022Clinical Microbiology and Infection4 citations Open access
Semantic Scholar
Impact of antibiotic resistance on outcomes of neutropenic cancer patients with Pseudomonas aeruginosa bacteraemia (IRONIC study): study protocol of a retrospective multicentre international study
A. Albasanz-Puig, C. Gudiol, R. Parody, C. Tebé +34 more
2019BMJ Open4 citations Open access
Semantic Scholar
Selective digestive decontamination with oral colistin plus gentamicin for persistent bacteraemia caused by non-carbapenemase-producing carbapenem-resistant Klebsiella pneumoniae in a neutropenic patient
Maria Spencer-Sandino, Roberto Riquelme-Neira, W. C. Shropshire, An Q. Dinh +7 more
2021JAC-Antimicrobial Resistance3 citations Open access
Semantic Scholar
Activity of novel antibiotics against dual metallo-Beta-lactamase producing Enterobacter hormaechei clinical isolates
Camila Solar, Lorena Díaz, Katherine D. Soto, Jose R. W. Martínez +7 more
2026JAC-Antimicrobial Resistance2 citations Open access
Semantic Scholar
A systematic review on the relationship between international migration and antimicrobial resistance
Anne Peters, B. Cabieses, O. Ramírez, Eleonora P. Uphoff +4 more
20202 citations Open access
Semantic Scholar
Retrospective study on disparities in time-to-treatment by health insurance system in Chilean breast cancer patients.
Johana Acevedo, T. Ip, Lea Maureira, C. Sánchez +6 more
2025Medwave1 citations Open access
Semantic Scholar
Lack of treatment options for endemic helminth infections in Chile affects patient care and public health
Thomas Weitzel, M. E. Balcells, Claudia P. Cortés, Alberto Fica +7 more
2025The Lancet Regional Health - Americas1 citations Open access
Semantic Scholar

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J. Munita×23
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J. Munita — researcher profile on SciRah
E. Undurraga×10
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L. Porte×7
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Cecilia Gonz'ález×6

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