Results 121 to 130 of about 26,266 (223)

The role of CD4+ T cells in visceral leishmaniasis; new and emerging roles for NKG7 and TGFβ

open access: yesFrontiers in Cellular and Infection Microbiology
Visceral leishmaniasis is a potentially devastating neglected tropical disease caused by the protozoan parasites Leishmania donovani and L. infantum (chagasi).
Jinrui Na, Jinrui Na, Christian Engwerda
doaj   +1 more source

Vaccination with Leishmania infantum Acidic Ribosomal P0 but Not with Nucleosomal Histones Proteins Controls Leishmania infantum Infection in Hamsters [PDF]

open access: yes, 2015
Several intracellular Leishmania antigens have been identified in order to find a potential vaccine capable of conferring long lasting protection against Leishmania infection.
Abbehusen, M.   +11 more
core   +2 more sources

Cutaneous Leishmaniasis Vaccination: A Matter of Quality

open access: yesFrontiers in Immunology, 2016
There have been exhaustive efforts to develop an efficient vaccine against Leishmaniasis. Factors like host and parasite genetic characteristics, virulence, epidemiological scenarios and, mainly, diverse immune responses triggered by Leishmania species ...
Paula Mello De Luca   +1 more
doaj   +1 more source

Identification of asymptomatic Leishmania infection in patients undergoing kidney transplant using multiple tests

open access: yesInternational Journal of Infectious Diseases
Objectives: In immunocompromised patients, asymptomatic Leishmania infection can reactivate, and evolve to severe disease. To date, no test is considered the gold standard for the identification of asymptomatic Leishmania infection.
Alessandro Deni   +14 more
doaj   +1 more source

Analysis of the role of the p47 GTPase IIGP1 in Resistance against Intracellular Pathogens [PDF]

open access: yes, 2005
IIGP1 is a member of the p47 GTPase family of IFNγ-induced proteins, which are among the most potent presently known mediators of cell-autonomous resistance against intracellular bacterial and protozoan pathogens in the mouse. From all studied members of
Parvanova, Iana Angelova
core  

Killed but metabolically active Leishmania infantum as a novel whole-cell vaccine for visceral leishmaniasis [PDF]

open access: yes, 2012
There are currently no effective vaccines for visceral leishmaniasis, the second most deadly parasitic infection in the world. Here, we describe a novel whole-cell vaccine approach using Leishmania infantum chagasi promastigotes treated with the psoralen
Beverley, Stephen M   +11 more
core   +2 more sources

Antigenic extracts of Leishmania braziliensis and Leishmania amazonensis associated with saponin partially protects BALB/c mice against Leishmania chagasi infection by suppressing IL-10 and IL-4 production

open access: yesMemorias do Instituto Oswaldo Cruz, 2010
This study evaluated two vaccine candidates for their effectiveness in protecting BALB/c mice against Leishmania chagasiinfection. These immunogenic preparations were composed of Leishmania amazonensisor Leishmania braziliensisantigenic extracts in ...
Rafaella FQ Grenfell   +6 more
doaj   +1 more source

Effects of Leishmania donovani Cathepsin B on the production of cytokines and chemokines by macrophages

open access: yes, 2021
Leishmania cysteine proteases are important virulence factors involved in host-parasite interaction. Previous studies revealed an important role for cysteine proteases in modulation of the T helper cell responses through interfering with macrophage functions or by targeting certain immune modulators for degradation.
openaire   +2 more sources

Asymptomatic immune responders to Leishmania among HIV positive patients.

open access: yesPLoS Neglected Tropical Diseases, 2019
Concomitant infection with human immunodeficiency virus (HIV) and the Leishmania parasite is a growing public health problem, the result of the former spreading to areas where the latter is endemic.
Laura Botana   +8 more
doaj   +1 more source

Increased Levels of IL-10, IL-12, and IFN-gamma in Patients with Visceral Leishmaniasis [PDF]

open access: yes, 2009
Visceral leishmaniasis remains a serious public health problem in developing countries. Cytokines have a crucial role in the pathogenesis of this disease.
Abdolvahab, Alborz.   +5 more
core  

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