Results 61 to 70 of about 14,096,336 (162)

Cloning and characterisation of a cysteine proteinase gene expressed in amastigotes of Leishmania (L.) amazonensis

open access: yes, 2003
The present study describes the cloning and characterisation of a gene encoding a cysteine proteinase isoform, Llacys1, expressed in amastigote forms of Leishmania (L.) amazonensis.
José Franco da Silveira   +9 more
core   +1 more source

Potential vectors of Leishmaniases in the Environmental Protection Area and Tinguá Federal Biological Reserve, Municipality of Nova Iguaçu, Rio de Janeiro, Brazil

open access: yesMedical and Veterinary Entomology, Volume 40, Issue 2, Page 246-259, June 2026.
This study was to describe the composition of sand fly fauna, detect potential vectors of Leishmania spp. in the Tinguá district, an ATL endemic, Rio de Janeiro, Brazil. Seven species of vectorial importance in the epidemiological cycle of leishmaniasis was observed: Nyssomyia intermedia, Migonemyia migonei, Pintomyia fischeri, Psychodopygus hirsutus ...
Antônio L. F. Santana   +9 more
wiley   +1 more source

Canine Leishmaniasis in Rio de Janeiro, Brazil (2000–2015): Taxonomic Characterisation of Etiological Agents and Geospatial Case Analysis

open access: yesZoonoses and Public Health, Volume 73, Issue 4, Page 314-325, June 2026.
ABSTRACT Introduction Canine Leishmaniasis is a vector‐borne zoonotic disease caused by several species of protozoa of the genus Leishmania. In the state of Rio de Janeiro (RJ), Leishmania braziliensis is the most prevalent species causing tegumentary leishmaniasis (TL) and Leishmania infantum is the main causative agent of visceral leishmaniasis (VL).
Luciana de Freitas Campos Miranda   +10 more
wiley   +1 more source

Ferulate Anion Intercalated into Zn/Al Layered Double Hydroxide: A Promising Intercalation Compound for Inhibition of Leishmania (L.) amazonensis

open access: yes, 2019
Ferulic acid (FERH) is known to exert leishmanicidal action against Leishmania (Leishmania) amazonensis. In this study, the ferulate anion (FER–) was intercalated into a layered double hydroxide (LDH) for FER– delivery during an antileishmania in vitro ...
Beatriz A. Bentes (6746027)   +11 more
core   +1 more source

Structural basis of secreted acid phosphatase polymerization in the Leishmania parasite

open access: yesProtein Science, Volume 35, Issue 5, May 2026.
Abstract Enzymes that assemble into filaments typically transition between protomeric and polymeric states in response to cellular conditions. In contrast, the secreted acid phosphatase (SAP) of Leishmania, one of the most abundant extracellular glycoproteins produced by the parasite and regarded as a major virulence factor in the neglected tropical ...
Priyanka Bose   +4 more
wiley   +1 more source

Leishmania amazonensis in dog with clinical diagnosis of visceral leishmaniasis in Paraná State, Brazil – a case report
Leishmania amazonensis em cão com quadro clínico de leishmaniose visceral no Estado do Paraná, Brasil – relato de caso

open access: yesSemina: Ciências Agrárias, 2012
Leishmaniasis are antropozoonoses involving various species of Leishmania and hosts, with variable clinical presentations and considered of great importance to public health.
Patrícia Mendes Pereira   +5 more
doaj  

Nano‐Encapsulated Cinnamomum cassia Essential Oil in Combination With Fluconazole Exhibits Synergistic Activity Against Fluconazole‐Resistant Nakaseomyces glabratus and Pichia kudriavzevii

open access: yesVeterinary Medicine and Science, Volume 12, Issue 3, May 2026.
Nano‐encapsulated Cinnamomum cassia essential oil (nano‐CC‐EO) showed in vitro antifungal activity against fluconazole‐resistant Nakaseomyces glabratus and Pichia kudriavzevii clinical isolates. Checkerboard assays revealed synergistic or additive interactions between nano‐CC‐EO and fluconazole in several isolates, without evidence of antagonism. These
Mehrdad Seifi   +5 more
wiley   +1 more source

Leishmania amazonensis exhibits phosphatidylserine-dependent procoagulant activity, a process that is counteracted by sandfly saliva

open access: yesMemorias do Instituto Oswaldo Cruz, 2013
Leishmania parasites expose phosphatidylserine (PS) on their surface, a process that has been associated with regulation of host's immune responses.
Natalia Cadaxo Rochael   +6 more
doaj   +1 more source

Studies on immunology of Leishmania mexicana [PDF]

open access: yes, 2007
Leishmaniasis is a worldwide disease prevalent in many tropical and sub tropical countries. Treatment of Leishmaniasis by chemotherapy is not wholly effective and is usually accompanied by unpleasant side effects.
Rezvan, H, Rezvan, Hossein
core  

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

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