Results 21 to 30 of about 59,340 (183)

Cohabitation of Leishmania amazonensis and Coxiella burnetii [PDF]

open access: yesTrends in Microbiology, 1996
Intracellular pathogens customize the composition and function of the vacuoles they occupy, and can arrest or distort vacuolar maturation. In doubly infected cells, vacuoles that contain two different parasites can be used to test for exclusionary mechanisms, for expression of vacuolar phenotypes that permit or restrict fusion, and for the survival of ...
M, Rabinovitch, P S, Veras
openaire   +2 more sources

Leishmania amazonensis promastigotes in 3D Collagen I culture: an in vitro physiological environment for the study of extracellular matrix and host cell interactions [PDF]

open access: yesPeerJ, 2014
Leishmania amazonensis is the causative agent of American cutaneous leishmaniasis, an important neglected tropical disease. Once Leishmania amazonensis is inoculated into the human host, promastigotes are exposed to the extracellular matrix (ECM) of the ...
Debora B. Petropolis   +5 more
doaj   +2 more sources

The activity of azithromycin against Leishmania (Viannia) braziliensis and Leishmania (Leishmania) amazonensis in the golden hamster model A atividade da azitromicina contra a Leishmania (Viannia) braziliensis e a Leishmania (Leishmania) amazonensis no modelo golden hamster

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2007
New therapeutic alternatives against leishmaniasis remain a priority. The activity of azithromycin against Leishmania (Leishmania) major has been previously demonstrated.
Ángel Sinagra   +5 more
doaj   +1 more source

The Paradox of a Phagosomal Lifestyle: How Innate Host Cell-Leishmania amazonensis Interactions Lead to a Progressive Chronic Disease

open access: yesFrontiers in Immunology, 2021
Intracellular phagosomal pathogens represent a formidable challenge for innate immune cells, as, paradoxically, these phagocytic cells can act as both host cells that support pathogen replication and, when properly activated, are the critical cells that ...
Matheus B. Carneiro, Nathan C. Peters
doaj   +1 more source

Osteopontin in the host response to Leishmania amazonensis [PDF]

open access: yesBMC Microbiology, 2019
Leishmania (L.) spp are intracellular eukaryotic parasites responsible for cutaneous or visceral leishmaniasis, replicating predominantly in macrophages (MF). In C57BL/6 mice virulence with L. amazonensis has been associated with inhibition of Th1 immune responses and an uncontrolled lesion development, whereas DBA/2 mice control any lesion.
Giraud, Emilie   +5 more
openaire   +3 more sources

Chicken blood provides a suitable meal for the sand fly Lutzomyia longipalpis and does not inhibit Leishmania development in the gut [PDF]

open access: yes, 2010
Background The aim of this study was to address the role of chickens as bloodmeal sources for female Lutzomyia longipalpis and to test whether chicken blood is harmful to Leishmania parasite development within the sand flies.
Nascimento, Alexandre   +7 more
core   +5 more sources

Analysis and chromosomal mapping of Leishmania (Leishmania) amazonensis amastigote expressed sequence tags

open access: yesMemorias do Instituto Oswaldo Cruz, 2007
The characterization of expressed sequence tags (ESTs) generated from a cDNA library of Leishmania (Leishmania) amazonensis amastigotes is described. The sequencing of 93 clones generated new L. (L.) amazonensis ESTs from which 32% are not related to any
Luciana Girotto Gentil   +4 more
doaj   +1 more source

Leukocyte Behavior in Mesenteric Microcirculation upon Experimental By Leishmania Spp. in BALB/c Mice

open access: yesIranian Journal of Parasitology, 2021
Background: We aimed to determine the cellular recruitment (leukocyte rolling and adhesion) by which the Leishmania (Viannia) braziliensis, L. (Leishmania) amazonensis, and L. (Leishmania) major species in the mesenteric microcirculation of BALB/c mice.
Herintha Coeto Neitzke-Abreu   +9 more
doaj  

Leishmania amazonensis Infection in Nude Mice.

open access: yesExperimental Animals, 1999
Leishmania amazonensis is an intracellular protozoan parasite of macrophages. Cutaneous leishmaniasis in an immunocompetent host begins as papules or nodules followed by ulceration at the site of promastigote inoculation. In this study, the pathological changes of cutaneous leishmaniasis lesions in T cell deficient nude mice were examined.
TERABE, Masaki   +5 more
openaire   +3 more sources

Effect of 3-Carene and the Micellar Formulation on Leishmania (Leishmania) amazonensis

open access: yesTropical Medicine and Infectious Disease, 2023
Leishmaniases are neglected tropical diseases caused by obligate intracellular protozoa of the genus Leishmania. The drugs used in treatment have a high financial cost, a long treatment time, high toxicity, and variable efficacy. 3-Carene (3CR) is a hydrocarbon monoterpene that has shown in vitro activity against some Leishmania species; however, it ...
Audrey Rouse Soares Tavares Silva   +10 more
openaire   +3 more sources

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