Listar por tema "antibiotic sensitivity"

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Antimicrobial drug resistance in Peru

García Apac, Coralith Marlinda; Horna, G.; Linares, E.; Ramírez, R.; Tapia, E.; Velásquez, J.; Medina, V.; Guevara, J.; Urbina, M.; Zevallos, S.; Espinoza, N.; Samalvides Cuba, Frine; Jacobs, J. (Centers for Disease Control and Prevention, 2012)

To the Editor: In Latin American countries, rates of antimicrobial drug resistance among bacterial pathogens are high. Data on these rates in Peru are incomplete (1), and no institution in Peru has participated in multinational ...
Caracterización de Escherichia coli D7111 productora de β-lactamasa TEM-176

Ruiz, Joaquim; Pons, Maria J.; Mosquito, Susan; Ochoa Woodell, Theresa Jean; Sáenz, Yolanda (Instituto Nacional de Salud, 2021)

The present report is the original description of blaTEM-176. The mechanisms of resistance to antimicrobial agents were determined in an enterotoxigenic Escherichia coli, determining the susceptibility to 22 antimicrobials ...
Clinical features, antimicrobial susceptibility and toxin production in Vibrio cholerae O139 infection: Comparison with V. cholerae O1 infection

Dhar, Ujjwal; Bennish, Michael L.; Khan, Wasif Ali; Seas Ramos, Carlos Rafael; Khan, Eradul Huq; Albert, M. John; Salam, Mohammed Abdus (Oxford University Press, 1996)

We prospectively compared the clinical features of cholera due to Vibrio cholerae O1 and V. cholerae O139 in 242 men 18–60 years of age, with a history of diarrhoea of 24 h or less, and moderate or severe dehydration. The ...
Description of Bartonella ancashensis sp. nov., isolated from the blood of two patients with verruga peruana

Mullins, K.E.; Hang, J.; Jiang, J.; Leguia, M.; Kasper, M.R.; Ventosilla, P.; Maguiña Vargas, Ciro; Jarman, R.G.; Blazes, D.; Richards, A.L. (Microbiology Society, 2015)

Three novel isolates of the genus Bartonella were recovered from the blood of two patients enrolled in a clinical trial for the treatment of chronic stage Bartonella bacilliformis infection (verruga peruana) in Caraz, ...
The Differences in the Susceptibility Patterns to Triclabendazole Sulfoxide in Field Isolates of Fasciola hepatica Are Associated with Geographic, Seasonal, and Morphometric Variations

Fernandez-Baca, Martha V.; Hoban, C.; Ore, Rodrigo A.; Ortiz, P.; Choi, Y.-J.; Murga-Moreno, C.; Mitreva, M.; Cabada, Miguel M. (MDPI, 2022)

Triclabendazole (TCBZ) resistance is an emerging problem in fascioliasis that is not well understood. Studies including small numbers of parasites fail to capture the complexity of susceptibility variations between and ...
Dihydro-β-agarofuran sesquiterpenes isolated from Celastrus vulcanicola as potential anti-Mycobacterium tuberculosis multidrug-resistant agents

Torres-Romero, D.; Jiménez, I.A.; Rojas, R.; Gilman, Robert Hugh; López, M.; Bazzocchi, I.L. (Elsevier, 2011)

In the present study, we report four new dihydro-β-agarofuran sesquiterpenes (1-4), which were isolated from the leaves of Celastrus vulcanicola, in addition to five derivatives (5-9). Their stereostructures were elucidated ...
Drug susceptibility testing and mortality in patients treated for tuberculosis in high-burden countries: a multicentre cohort study

Zürcher, K.; Ballif, M.; Fenner, L.; Borrell, S.; Keller, P.M.; Gnokoro, J.; Marcy, O.; Yotebieng, M.; Diero, L.; Carter, E.J.; Rockwood, N.; Wilkinson, R.J.; Cox, H.; Ezati, N.; Abimiku, A.G.; Collantes, J.; Avihingsanon, A.; Kawkitinarong, K.; Reinhard, M.; Hömke, R.; Huebner, R.; Gagneux, S.; Böttger, E.C.; Egger, M.; Chammartin, F.; Boettger, E.C.; Keller, P.; Abimiku, A.; Wenzi, L.; Tabala, M.; Warren, R.; Streicher, E.; Wilkinson, R.J.; Carter, E.J.; Zamudio Fuertes, Carlos Eduardo; Sohn, A.; Petersen, T.; Kasipong, N.; N'Guessan, K.; International epidemiology Databases to Evaluate AIDS (Elsevier, 2019)

Background: Drug resistance is a challenge for the global control of tuberculosis. We examined mortality in patients with tuberculosis from high-burden countries, according to concordance or discordance of results from ...
Frecuencia y susceptibilidad antibiótica del Staphylococcus aureus proveniente de hisopados nasales en una población urbano marginal de Lima, Perú

Carmona, E.; Sandoval, S.; García Apac, Coralith Marlinda (Instituto Nacional de Salud, 2012)

Objectives. To determine the frequency and associated factors of nasal colonization by Staphylococcus aureus and its antibiotic susceptibility pattern in a marginal suburban population Lima, Peru. Materials and methods. A ...
Higher prevalence of extended-spectrum cephalosporin-resistant enterobacterales in dogs attended for enteric viruses in brazil before and after treatment with cephalosporins

Salgado-Caxito, M.; Moreno-Switt, A.I.; Paes, A.C.; Shiva Ramayoni, Carlos Martin; Munita, J.M.; Rivas, L.; Benavides, J.A. (MDPI, 2021)

The extensive use of antibiotics is a leading cause for the emergence and spread of antimicrobial resistance (AMR) among dogs. However, the impact of using antibiotics to treat viral infections on AMR remains unknown. In ...
International genomic definition of pneumococcal lineages, to contextualise disease, antibiotic resistance and vaccine impact

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 Woodell, Theresa Jean; 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)

Background: 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 ...
MODS-Wayne, a colorimetric adaptation of the Microscopic-Observation Drug Susceptibility (MODS) assay for detection of mycobacterium tuberculosis pyrazinamide resistance from sputum samples

Alcántara, Roberto; Fuentes, Patricia; Antiparra, Ricardo; Santos, Marco; Gilman, Robert Hugh; Kirwan, Daniela E.; Zimic-Peralta, Mirko Juan; Sheen Cortavarria, Patricia (American Society for Microbiology, 2018)

Although pyrazinamide (PZA) is a key component of first and second line tuberculosis treatment regimens, there is no gold standard to determine PZA resistance. Approximately 50% of multidrug-resistant tuberculosis (MDR-TB) ...
Pathogenic Acinetobacter species including the novel Acinetobacter dijkshoorniae recovered from market meat in Peru

Marí-Almirall, M.; Cosgaya, C.; Pons, M.J.; Nemec, A.; Ochoa Woodell, Theresa Jean; Ruiz, Joaquim; Roca, I.; Vila, J. (Elsevier, 2019)

Species of the Acinetobacter calcoaceticus-Acinetobacter baumannii complex are important human pathogens which can be recovered from animals and food, potential sources for their dissemination. The aim of the present study ...
Rapid diagnosis of tuberculosis with the Xpert MTB/RIF assay in high burden countries: A cost-effectiveness analysis

Vassall, A.; van Kampen, S.; Sohn, H.; Michael, J.S.; John, K.R.; den Boon, S.; Davis, J.L.; Whitelaw, A.; Nicol, M.P.; Gler, M.T.; Khaliqov, A.; Zamudio Fuertes, Carlos Eduardo; Perkins, M.D.; Boehme, C.C.; Cobelens, F. (Public Library of Science, 2011)

Background: Xpert MTB/RIF (Xpert) is a promising new rapid diagnostic technology for tuberculosis (TB) that has characteristics that suggest large-scale roll-out. However, because the test is expensive, there are concerns ...
Resistant Gram-negative infections in the outpatient setting in Latin America

Salles, M.J.C.; Zurita, J.; Mejía, C.; Villegas, M.V.; Alvarez, C.; Bavestrello, L.; Berezin, E.; Gotuzzo Herencia, José Eduardo; Guzmán-Blanco, M.; Labarca, J.A.; Luna, C.M.; Nouer, S.; Rodríguez-Noriega, E.; Seas Ramos, Carlos Rafael (Cambridge University Press, 2013)

Latin America has a high rate of community-associated infections caused by multidrug-resistant Enterobacteriaceae relative to other world regions. A review of the literature over the last 10 years indicates that urinary ...
Self-reported risks for multiple-drug resistance among new tuberculosis cases: Implications for drug susceptibility screening and treatment

Brewer, T.F.; Choi, H.W.; Seas Ramos, Carlos Rafael; Krapp, F.; Zamudio Fuertes, Carlos Eduardo; Shah, L.; Ciampi, A.; Heymann, S.J.; Gotuzzo Herencia, José Eduardo (Public Library of Science, 2011)

Background: Multiple drug-resistance in new tuberculosis (TB) cases accounts for the majority of all multiple drug-resistant TB (MDR-TB) worldwide. Effective control requires determining which new TB patients should be ...
Treatment outcomes for isoniazid-monoresistant tuberculosis in Peru, 2012-2014

Cornejo Garcia, Jose Gabriel; Alarcón Guizado, Valentina Antonieta; Mendoza Ticona, Alberto; Alarcon, Edith; Heldal, Einar; Moore, David Alexander James (Public Library of Science, 2018)

Background: Resistance to isoniazid is the most common form of drug-resistance in tuberculosis. However only a tiny proportion of TB patients in the world have access to isoniazid drug susceptibility testing—the widely ...
Tuberculous Meningitis: Impact of Timing of Treatment Initiation on Mortality

Soria, J.; Chiappe, A.; Gallardo, J.; Zunt, J.R.; Lescano Guevara, Andres Guillermo (Oxford University Press, 2021)

We conducted a retrospective cross-sectional study of adult hospitalized patients with confirmed tuberculous meningitis to determine the impact of the timing of treatment initiation on mortality. The mortality of tuberculous ...
Voriconazole as a first-line treatment against potentially pathogenic Acanthamoeba strains from Peru

Cabello Vílchez, Alfonso Martín; Martín-Navarro, C.M.; López-Arencibia, A.; Reyes-Batlle, M.; Sifaoui, I.; Valladares, B.; Piñero, J.E.; Lorenzo-Morales, J. (Springer Verlag, 2013)

Pathogenic strains of Acanthamoeba genus are the causative agents of fatal granulomatous amoebic encephalitis and a serious sight-threatening infection of the eye known as Acanthamoeba keratitis. In a previous study, ...
Whole-Genome Characterisation of ESBL-Producing E. coli Isolated from Drinking Water and Dog Faeces from Rural Andean Households in Peru

Medina-Pizzali, Maria Luisa; Venkatesh, A.; Riveros Ramirez, Maribel Denise; Cuicapuza, Diego; Salmon-Mulanovich, Gabriela; Mäusezahl, Daniel; Hartinger Peña, Stella Maria (MDPI, 2022)

E. coli that produce extended-spectrum β-lactamases (ESBLs) are major multidrug-resistant bacteria. In Peru, only a few reports have characterised the whole genome of ESBL enterobacteria. We aimed to confirm the identity ...

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