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17 Results Found

  • Case Report
  • Open Access
5 Citations
2,193 Views
9 Pages

The Extraordinary Case of a Woman with a 30-Year-Long Diffuse Leishmaniasis Cured with One Single Ampoule of Intranasal Pentavalent Antimoniate

  • Sheila V. C. B. Gonçalves,
  • Dorcas L. Costa,
  • João da J. Cantinho-Junior,
  • José N. Vieira-Junior,
  • Edna A. Y. Ishikawa,
  • Rubens N. Costa,
  • Antônio C. G. Costa-Filho,
  • Ronald da C. Araújo,
  • Silvia R. B. Uliana and
  • Carlos H. N. Costa
  • + 3 authors

Infection with Leishmania amazonensis and L. mexicana may lead to diffuse cutaneous leishmaniasis. The cure is exceptional, especially for the strange case of this lady. Case report: The patient acquired the disease in childhood and remained with les...

  • Article
  • Open Access
10 Citations
4,041 Views
20 Pages

Estimation of Biological Parameters of Cutaneous Ulcers Caused by Leishmaniasis in an Animal Model Using Diffuse Reflectance Spectroscopy

  • Deivid Botina,
  • Ricardo Franco,
  • Javier Murillo,
  • July Galeano,
  • Artur Zarzycki,
  • Maria C. Torres-Madronero,
  • Camilo Bermúdez,
  • Jaime Montaño,
  • Johnson Garzón and
  • Sara M. Robledo
  • + 1 author

28 October 2019

Cutaneous leishmaniasis (CL) is a neglected tropical disease that requires novel tools for its understanding, diagnosis, and treatment follow-up. In the cases of other cutaneous pathologies, such as cancer or cutaneous ulcers due to diabetes, optical...

  • Review
  • Open Access
192 Citations
23,692 Views
26 Pages

Cutaneous Manifestations of Human and Murine Leishmaniasis

  • Breanna M. Scorza,
  • Edgar M. Carvalho and
  • Mary E. Wilson

The leishmaniases are diseases caused by pathogenic protozoan parasites of the genus Leishmania. Infections are initiated when a sand fly vector inoculates Leishmania parasites into the skin of a mammalian host. Leishmania causes a spectrum of inflam...

  • Article
  • Open Access
1 Citations
1,407 Views
15 Pages

Transcriptomic and Immunopathological Profiles of Inflammasomes in Different Clinical Forms of American Cutaneous Leishmaniasis

  • Larissa dos Santos Alcântara,
  • Marliane Batista Campos,
  • Ana Carolina Stocco Lima,
  • Alessandra Pontillo,
  • Kamilla Batista da Silva Souza,
  • Aurea Favero Ferreira,
  • Cristina Pires Camargo,
  • Sueli Mieko Oba-Shinjo,
  • Márcia Dalastra Laurenti and
  • Claudia Maria de Castro Gomes
  • + 4 authors

American cutaneous leishmaniasis (ACL), caused by Leishmania (Leishmania) amazonensis and L. (Viannia) braziliensis, presents a wide spectrum of clinical and immunopathological manifestations, ranging from localized cutaneous leishmaniasis (LCL) to s...

  • Article
  • Open Access
8 Citations
3,608 Views
19 Pages

Leishmania-Induced Dendritic Cell Migration and Its Potential Contribution to Parasite Dissemination

  • Amanda Rebouças,
  • Thaílla S. Silva,
  • Lilian S. Medina,
  • Bruno D. Paredes,
  • Luciana S. Aragão,
  • Bruno S. F. Souza,
  • Valéria M. Borges,
  • Albert Schriefer,
  • Patricia S. T. Veras and
  • Juliana P. B. de Menezes
  • + 1 author

Leishmania, an intracellular parasite species, causes lesions on the skin and in the mucosa and internal organs. The dissemination of infected host cells containing Leishmania is crucial to parasite survival and the establishment of infection. Migrat...

  • Article
  • Open Access
5 Citations
3,076 Views
18 Pages

High Selectivity of 8-Hydroxyquinoline on Leishmania (Leishmania) and Leishmania (Viannia) Species Correlates with a Potent Therapeutic Activity In Vivo

  • Sarah Kymberly Santos de Lima,
  • Jéssica Adriana Jesus,
  • Cristiano Raminelli,
  • Márcia Dalastra Laurenti and
  • Luiz Felipe Domingues Passero

Leishmaniasis is a neglected disease caused by protozoa of the genus Leishmania, which causes different clinical manifestations. Drugs currently used in the treatment such as pentavalent antimonial and amphotericin B cause severe side effects in pati...

  • Article
  • Open Access
5 Citations
2,157 Views
18 Pages

Therapeutic Activity of a Topical Formulation Containing 8-Hydroxyquinoline for Cutaneous Leishmaniasis

  • Sarah Kymberly Santos de Lima,
  • Ítalo Novaes Cavallone,
  • Dolores Remedios Serrano,
  • Brayan J. Anaya,
  • Aikaterini Lalatsa,
  • Márcia Dalastra Laurenti,
  • João Henrique Ghilardi Lago,
  • Dalete Christine da Silva Souza,
  • Gabriela Pustiglione Marinsek and
  • Luiz Felipe Domingues Passero
  • + 2 authors

Cutaneous leishmaniasis exhibits a wide spectrum of clinical manifestations; however, only a limited number of drugs are available and include Glucantime® and amphotericin B, which induce unacceptable side effects in patients, limiting their use....

  • Article
  • Open Access
2 Citations
2,036 Views
19 Pages

Anatomical Vascular Differences and Leishmania-Induced Vascular Morphological Changes Are Associated with a High Parasite Load in the Skin of Dogs Infected with Leishmania infantum

  • Francini N. Ribeiro,
  • Tainã L. de Souza,
  • Rodrigo C. Menezes,
  • Lucas Keidel,
  • João Paulo R. dos Santos,
  • Igor J. da Silva,
  • Marcelo Pelajo-Machado,
  • Fernanda N. Morgado and
  • Renato Porrozzi

Canine visceral leishmaniasis (CVL), caused by the protozoan Leishmania infantum, affects several organs, including the skin. Dogs are considered the major domestic reservoir animals for leishmaniasis, and through their highly parasitized skin, they...

  • Article
  • Open Access
82 Citations
7,208 Views
16 Pages

Amphotericin B Loaded Polymeric Nanoparticles for Treatment of Leishmania Infections

  • Mudassara Saqib,
  • A. Shabbir Ali Bhatti,
  • Nasir M. Ahmad,
  • Naveed Ahmed,
  • Gul Shahnaz,
  • Noureddine Lebaz and
  • Abdelhamid Elaissari

12 June 2020

Fungal infections in immune-compromised patients are an important cause of mortality and morbidity. Amphotericin B (Amp B) is considered a powerful fungicidal drug but its clinical usage has certain limitations when administered intravenously due to...

  • Brief Report
  • Open Access
3 Citations
1,451 Views
8 Pages

In Vitro Evaluation of the Combinatorial Effect of Naringenin and Miltefosine against Leishmania amazonensis

  • Vinícius Lopes Lessa,
  • Gustavo Gonçalves,
  • Beatriz Santos,
  • Victoria Cruz Cavalari,
  • Rafael Felipe da Costa Vieira and
  • Fabiano Borges Figueiredo

1 August 2024

Leishmania amazonensis causes a clinical form called diffuse cutaneous leishmaniasis (DCL) with challenges to treatment, like low efficiency and drug toxicity. Therefore, it is necessary to investigate new therapies using less toxic leishmanicidal co...

  • Article
  • Open Access
52 Citations
4,749 Views
26 Pages

Activity of Amphotericin B-Loaded Chitosan Nanoparticles against Experimental Cutaneous Leishmaniasis

  • Alaa Riezk,
  • Katrien Van Bocxlaer,
  • Vanessa Yardley,
  • Sudaxshina Murdan and
  • Simon L. Croft

2 September 2020

Chitosan nanoparticles have gained attention as drug delivery systems (DDS) in the medical field as they are both biodegradable and biocompatible with reported antimicrobial and anti-leishmanial activities. We investigated the application of chitosan...

  • Article
  • Open Access
5 Citations
3,925 Views
16 Pages

Monitoring Cutaneous Leishmaniasis Lesions in Mice Undergoing Topical Miltefosine Treatment

  • Laura Fernanda Neira,
  • Julio Cesar Mantilla and
  • Patricia Escobar

9 November 2023

A study was conducted on BALB/c mice infected with Leishmania (Leishmania) amazonensis to analyse the effects of 0.5% miltefosine (MTF) hydrogel treatment on cutaneous leishmaniasis (CL) lesions. The mice were treated for 25 days topically, and lesio...

  • Article
  • Open Access
4 Citations
3,292 Views
11 Pages

Imaging Leishmania major Antigens in Experimentally Infected Macrophages and Dermal Scrapings from Cutaneous Leishmaniasis Lesions in Tunisia

  • Nasreddine Saïdi,
  • Yousr Galaï,
  • Meriem Ben-Abid,
  • Thouraya Boussoffara,
  • Ines Ben-Sghaier,
  • Karim Aoun and
  • Aïda Bouratbine

Leishmania major cutaneous leishmaniasis (CL) lesions are characterized by an intense process of parasite destruction and antigen processing that could limit microscopic amastigote detection. The aim of our study was to develop a direct immunofluores...

  • Article
  • Open Access
3 Citations
2,760 Views
16 Pages

Antileishmanial Activity, Toxicity and Mechanism of Action of Complexes of Sodium Usnate with Lanthanide Ions: Eu(III), Sm(III), Gd(III), Nd(III), La(III) and Tb(III)

  • Fernanda da Silva,
  • Yasmin Silva Rizk,
  • Amarith Rodrigues das Neves,
  • Estela Mariana Guimarães Lourenço,
  • Alda Maria Teixeira Ferreira,
  • Melquisedeque Mateus Monteiro,
  • Dênis Pires de Lima,
  • Renata Trentin Perdomo,
  • Iluska Senna Bonfá and
  • Carla Cardozo Pinto de Arruda
  • + 5 authors

28 December 2023

Leishmaniases are neglected diseases with limited therapeutic options. Diffuse cutaneous leishmaniasis can occur in Brazil due to Leishmania amazonensis. This study details the antileishmanial activity and cytotoxicity of complexes of sodium usnate (...

  • Article
  • Open Access
6 Citations
3,420 Views
17 Pages

Dermal Absorption of Sesquiterpene Lactones from Arnica Tincture

  • Franziska M. Jürgens,
  • Fabian C. Herrmann,
  • Sara M. Robledo and
  • Thomas J. Schmidt

Arnica tincture is a traditional herbal medicine used to treat blunt injuries, e.g., bruises and squeezes. In addition, a potential new use in the treatment of cutaneous leishmaniasis is currently under investigation. Therefore, detailed information...

  • Article
  • Open Access
4 Citations
3,351 Views
17 Pages

Quantum Biochemistry Screening and In Vitro Evaluation of Leishmania Metalloproteinase Inhibitors

  • Cláudia Jassica Gonçalves Moreno,
  • Henriqueta Monalisa Farias,
  • Rafael Medeiros,
  • Talita Brito,
  • Johny Oliveira,
  • Francimar Lopes de Sousa,
  • Mayara Jane Campos de Medeiros,
  • Bruno Amorim,
  • Gabriela Santos-Gomes and
  • Marcelo Sousa Silva
  • + 3 authors

Leishmanolysin, also known as major promastigote protease (PSP) or gp63, is the most abundant surface glycoprotein of Leishmania spp., and has been extensively studied and recognized as the main parasite virulence factor. Characterized as a metallopr...

  • Article
  • Open Access
19 Citations
3,917 Views
14 Pages

Film-Forming Systems for the Delivery of DNDI-0690 to Treat Cutaneous Leishmaniasis

  • Katrien Van Bocxlaer,
  • Kerri-Nicola McArthur,
  • Andy Harris,
  • Mo Alavijeh,
  • Stéphanie Braillard,
  • Charles E. Mowbray and
  • Simon L. Croft

In cutaneous leishmaniasis (CL), parasites reside in the dermis, creating an opportunity for local drug administration potentially reducing adverse effects and improving treatment adherence compared to current therapies. Polymeric film-forming system...