Results 21 to 30 of about 142,399 (255)

Detecting Mutations in the Mycobacterium tuberculosis Pyrazinamidase Gene pncA to Improve Infection Control and Decrease Drug Resistance Rates in Human Immunodeficiency Virus Coinfection. [PDF]

open access: yes, 2016
Hospital infection control measures are crucial to tuberculosis (TB) control strategies within settings caring for human immunodeficiency virus (HIV)-positive patients, as these patients are at heightened risk of developing TB.
Bangsberg   +41 more
core   +2 more sources

Antigenic and Genetic Characterization of Twenty-six Strains of Human Respiratory Syncytial Virus (Subgroup A) Isolated During Three Consecutive Outbreaks in Havana City, Cuba [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 1999
Twenty-six human respiratory syncytial virus strains (subgroup A) isolated from three outbreaks in Havana City during the period 1994/95, 1995/96 and 1996/97 were analyzed to determine their antigenic and genetic relationships. Analyses were performed by
Angel Valdivia   +10 more
doaj   +1 more source

Detection and identification of Leishmania species within naturally infected sand flies in the Andean areas of Ecuador by a polymerase chain reaction [PDF]

open access: yes, 2005
The surveillance of prevalent Leishmania and sand fly species in endemic areas is important for prediction of the risk and expansion of leishmaniasis. In this study, we developed a polymerase chain reaction (PCR)-based method for detection of Leishmania ...
Barroso, Paola Andrea   +11 more
core   +1 more source

The discovery of Trypanosoma cruzi and Chagas disease (1908-1909): tropical medicine in Brazil A descoberta do Trypanosoma cruzi e da doença de Chagas (1908-1909): medicina tropical no Brasil

open access: yesHistória, Ciências, Saúde: Manguinhos, 2009
This article analyzes the discovery of Chagas disease and the parasite that causes it (Trypanosoma cruzi) by Carlos Chagas in 1908/1909, with a special focus on the scientific and social context in which this occurred.
Simone Petraglia Kropf   +1 more
doaj   +1 more source

Theranostic applications of phage display to control leishmaniasis: Selection of biomarkers for serodiagnostics, vaccination, and immunotherapy [PDF]

open access: yes, 2017
© 2015, Sociedade Brasileira de Medicina Tropical. All rights reserved. Phage display is a high-throughput subtractive proteomic technology used for the generation and screening of large peptide and antibody libraries.
Chávez-Fumagalli, Miguel A.   +5 more
core   +1 more source

Histological Examination in Obtaining a Diagnosis in Patients with Lymphadenopathy in Lima, Peru. [PDF]

open access: yes, 2017
The differential diagnosis for lymphadenopathy is wide and clinical presentations overlap, making obtaining an accurate diagnosis challenging. We sought to characterize the clinical and radiological characteristics, histological findings, and diagnoses ...
Abba   +36 more
core   +2 more sources

Mitochondrial phylogeography and demographic history of the Vicuña: implications for conservation [PDF]

open access: yes, 2007
The vicuña (Vicugna vicugna; Miller, 1924) is a conservation success story, having recovered from near extinction in the 1960s to current population levels estimated at 275 000.
A Prieto   +60 more
core   +1 more source

The recombinant cysteine proteinase B (CPB) from Leishmania braziliensis and its domains: promising antigens for serodiagnosis of cutaneous and visceral leishmaniasis in dogs. [PDF]

open access: yes, 2019
Leishmaniasis represents a group of parasitic diseases caused by a protozoan of the genus Leishmania and is widely distributed in tropical and subtropical regions.
Basombrío, Manuel Alberto   +10 more
core   +1 more source

Prevalence, risk factors, and treatment outcomes of isoniazid- and rifampicin-mono-resistant pulmonary tuberculosis in Lima, Peru [PDF]

open access: yes, 2016
Background : Isoniazid and rifampicin are the two most efficacious first-line agents for tuberculosis (TB) treatment. We assessed the prevalence of isoniazid and rifampicin mono-resistance, associated risk factors, and the association of mono-resistance ...
Gotuzzo, Eduardo   +6 more
core   +3 more sources

Comparative genomic analysis and molecular examination of the diversity of enterotoxigenic Escherichia coli isolates from Chile [PDF]

open access: yes, 2019
Enterotoxigenic Escherichia coli (ETEC) is one of the most common diarrheal pathogens in the low- and middle-income regions of the world, however a systematic examination of the genomic content of isolates from Chile has not yet been undertaken.
Del Canto, Felipe   +5 more
core   +2 more sources

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