Results 31 to 40 of about 6,448 (173)

Infecção natural de Lutzomyia intermedia Lutz & Neiva, 1912, em área endêmica de leishmaniose tegumentar no Estado do Rio de Janeiro Natural infections of Lutzomyia intermedia Lutz & Neiva, 1912, in a endemic area of cutaneous leischmaniasis of Rio de Janeiro

open access: yesMemorias do Instituto Oswaldo Cruz, 1984
Num foco de leishmaniose tegumentar, em Jacarepaguá, Rio de Janeiro, foi encontrado um exemplar de Lutzomyia intermedia naturalmente infectado com Leishmania braziliensis.In a focus of cutaneous leishmaniasis in Jacarepaguá, Rio de janeiro, one specimen ...
Elizabeth Ferreira Rangel   +3 more
doaj   +1 more source

Anticuerpos de Trypanosoma cruzi, Leishmania mexicana y Leishmania braziliensis en perros domiciliados de Tabasco, México

open access: yesRevista Mvz Cordoba, 2017
Objetivo. Determinar la frecuencia de anticuerpos circulantes de Trypanosoma cruzi (T. cruzi), Leishmania mexicana (L. mexicana) y Leishmania braziliensis (L.
Guadalupe Arjona J   +6 more
doaj   +1 more source

Nota sobre infecção natural de Oryzomys capito laticeps em foco enzoótico de leishmaniose tegumentar no Estado de São Paulo, Brasil Natural infection of Oryzomys capito laticeps in enzootic focus of cutaneous leishmaniasis in S. Paulo State, Brazil

open access: yesRevista de Saúde Pública, 1973
Assinala-se o isolamento de cepa de Leishmania braziliensis braziliensis em exemplar de Oryzomys capito laticeps capturado em foco enzoótico do Estado de São Paulo, Brasil.
Oswaldo Paulo Forattini   +3 more
doaj   +1 more source

Human mixed infections of Leishmania spp. and Leishmania-Trypanosoma cruzi in a sub Andean Bolivian area: identification by polymerase chain reaction/hybridization and isoenzyme

open access: yesMemorias do Instituto Oswaldo Cruz, 2003
Parasites belonging to Leishmania braziliensis, Leishmania donovani, Leishmania mexicana complexes and Trypanosoma cruzi (clones 20 and 39) were searched in blood, lesions and strains collected from 28 patients with active cutaneous leishmaniasis and one
B Bastrenta   +9 more
doaj   +1 more source

Leishmaniasis in Bolivia: II. The involvement of Psychodopygus yucumensis and Psychodopygus llanosmartinsi in the selvatic transmission cycle of Leishmania braziliensis braziliensis in a lowland subandean region

open access: yesMemorias do Instituto Oswaldo Cruz, 1986
An epidemiological survey of the vectors of cutaneous leishmaniasis ("espúndia" type) was caried out in the Alto Beni region of Bolivia, an area of Andean foothills at the Eastern limit of the Amazonian lowlands. The climate is typical wet tropical (15ºS
F. Le Pont, Philippe Desjeux
doaj   +1 more source

Genomic Diversification, Structural Plasticity, and Hybridization in Leishmania (Viannia) braziliensis

open access: yesFrontiers in Cellular and Infection Microbiology, 2020
Leishmania (Viannia) braziliensis is an important Leishmania species circulating in several Central and South American countries. Among Leishmania species circulating in Brazil, Argentina and Colombia, L. braziliensis has the highest genomic variability.
Luz H. Patino   +4 more
doaj   +1 more source

Dicentrine, an Aporphine Alkaloid From Ocotea langsdorffii, Induces Mitochondrial Dysfunction and Oxidative Stress in Leishmania (L.) infantum

open access: yesChemistry &Biodiversity, Volume 23, Issue 8, August 2026.
Dicentrine, an aporphine alkaloid, exhibits potent in vitro antileishmanial activity against Leishmania species with high selectivity and low macrophage cytotoxicity. Mechanistic studies reveal that the compound triggers parasite death possibly by inducing mitochondrial membrane disruption and oxidative stress.
Camila S. de Freitas   +9 more
wiley   +1 more source

Anti-leishmanial Activity of Justicidone and its Synthetic Precursors

open access: yesNatural Product Communications, 2007
Justicidone, a C-5, C-8 dioxo-lignan of the arylnaphthalene type isolated from Justicia hyssopifolia, and its synthetic precursors were tested for the activity against Leishmania braziliensis and Leishmania amazonensis promastigotes in vitro. Justicidone
Carlos José Boluda   +8 more
doaj   +1 more source

Identification of a Benzenesulfonylpiperazine Derivative With In Vivo Efficacy Against Visceral Leishmaniasis

open access: yesChemical Biology &Drug Design, Volume 108, Issue 2, August 2026.
This work highlights the satisfactory pharmacokinetic profile of two benzenesulfonylpiperazine lead candidates, followed by in vivo assessment in a murine model of visceral leishmaniasis. This assessment identified compound 2 as moderately active at a lower dose, but its efficacy increased at higher doses, though with concerns regarding safety.
Thibault Joseph William Jacques Dit Lapierre   +13 more
wiley   +1 more source

Unveiling Saint Theobald: A Multidisciplinary Bioanthropological Investigation

open access: yesInternational Journal of Osteoarchaeology, Volume 36, Issue 4, Page 945-953, July/August 2026.
ABSTRACT Saint Theobald of Provins (1033–1066), a French nobleman who embraced voluntary poverty, hermitism, and pilgrimage, represents an early figure in the medieval ascetic movement. He holds historical significance for the diffusion of 11th‐century ascetic ideals, as a hermit saint associated with the Camaldolese order and venerated across northern
Nicola Carrara   +6 more
wiley   +1 more source

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