Results 71 to 80 of about 5,168 (209)

Exploring 6‐Hydroxy‐3‐Aryl/Heteroarylcoumarins as Promising Candidates Against Trypanosoma cruzi

open access: yesChemMedChem, Volume 21, Issue 9, 14 May 2026.
New therapies are urgently needed for Chagas disease, and screening of 6‐hydroxy‐3‐aryl/heteroarylcoumarin derivatives identified highly selective compounds with potent activity against T. cruzi. In particular, derivative 1f showed submicromolar trypomastigote potency, dual‐stage activity, and inhibition of amastigote‐to‐trypomastigote differentiation,
C. N. Pereira   +7 more
wiley   +1 more source

Genetic variability in Brazilian triatomines and the risk of domiciliation [PDF]

open access: yesMemórias do Instituto Oswaldo Cruz, 1999
Among the 126 Brazilian members of the subfamily Triatominae, those of greatest epidemiological importance include Triatoma infestans, passively introduced into this country from Bolivia through human migrations; Panstrongylus megistus, with a wide distribution in humid forest areas; T.
Érika Carime Borges   +6 more
openaire   +4 more sources

Behavior of triatomines (Hemiptera: Reduviidae) vectors of Chagas' disease: III. Influence of the number of matings on the fecundity and fertility of Panstrongylus megistus (Burm. 1835) in the laboratory

open access: yesMemorias do Instituto Oswaldo Cruz, 1987
A study of the effect of mating in the fecundity and fertility of females of P. megistus fed on pigeon blood every 14 days, was carried out in the laboratory.
Marli Maria Lima   +2 more
doaj   +1 more source

High Spatial Resolution Ensemble Species Distribution Modeling of Rhodnius prolixus, Vector of Chagas Disease, in Western Venezuela

open access: yesGeoHealth, Volume 10, Issue 5, May 2026.
Abstract Rhodnius prolixus is the most common and abundant kissing bug found in Royal and other native palms from western Venezuela. R. prolixus is a dominant vector of Trypanosoma cruzi, the parasite causing Chagas disease. Here we use species distribution models (SDMs) to estimate habitat suitability for R. prolixus.
Yan Gao   +2 more
wiley   +1 more source

DataTri, a database of American triatomine species occurrence [PDF]

open access: yesScientific Data, 2018
AbstractTrypanosoma cruzi, the causative agent of Chagas disease, is transmitted to mammals - including humans - by insect vectors of the subfamily Triatominae. We present the results of a compilation of triatomine occurrence and complementary ecological data that represents the most complete, integrated and updated database (DataTri)available on ...
Soledad Ceccarelli   +10 more
openaire   +3 more sources

A simplified method for sample collection and DNA isolation for polymerase chain reaction detection of Trypanosoma rangeli and Trypanosoma cruzi in triatomine vectors

open access: yesMemorias do Instituto Oswaldo Cruz, 2000
Due to the overlapping distribution of Trypanosoma rangeli and T. cruzi in Central and South America, sharing several reservoirs and triatomine vectors, we herein describe a simple method to collect triatomine feces and hemolymph in filter paper for ...
Evandro MM Machado   +3 more
doaj   +1 more source

Peptides as a Therapeutic Alternative Against Leishmaniasis: A Scoping Review

open access: yesChemical Biology &Drug Design, Volume 107, Issue 5, May 2026.
This scoping review of 79 studies identified 231 antimicrobial peptides with anti‐Leishmania activity, including natural‐derived and synthetic peptides (inspired by natural sources or developed through rational design). Most were evaluated in vitro against promastigote and/or amastigote forms, with synthetic peptides showing a more promising effect ...
Maria Eduarda da Veiga Oliveira   +3 more
wiley   +1 more source

Screening for Trypanosoma cruzi infection (Chagas disease) in the Latin American population living with HIV in London

open access: yesHIV Medicine, Volume 27, Issue 5, Page 796-802, May 2026.
Abstract Background There are an estimated 2482 people born in Latin American countries receiving care for HIV in the United Kingdom. Although national guidance recommends screening for Trypanosoma cruzi infection (Chagas disease) in this population, there is no formal screening programme.
Natalie Elkheir   +18 more
wiley   +1 more source

Occurrence of triatomines in an urban residential complex in the municipality of Rio Branco, Acre, South-Western Amazon

open access: yes, 2019
INTRODUCTION: This study describes the occurrence of triatomines, and their positivity for trypanosomatids, in a residential complex in Rio Branco, Acre, Brazil.
Luis Marcelo Aranha Camargo (4772838)   +5 more
core   +2 more sources

Occurrence of synanthropic triatomines (Hemiptera: Reduviidae) in the Federal District of Brazil [PDF]

open access: yes, 2012
INTRODUCTION: Entomological surveillance of Chagas disease in the Federal District of Brazil (DF), has recorded the following triatomine species: Panstrongylus megistus, P. geniculatus, P.
Rodrigo Gurgel-Gonçalves   +2 more
core   +1 more source

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