Results 11 to 20 of about 11,689 (228)

The role of promastigote secretory gel in the origin and transmission of the infective stage of Leishmania mexicana by the sandfly Lutzomyia longipalpis [PDF]

open access: yes, 2002
Transmission of leishmaniasis is effected by a specific developmental stage, the metacyclic promastigote. The precursors of metacyclic promastigotes were a distinct subpopulation of parasites, identified for the first time as a new stage in the life ...
Rogers, M E, Bates, P A, Chance, M L
core   +5 more sources

Kinetic analysis of ex vivo human blood infection by Leishmania. [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2010
The leishmanioses, vector-borne diseases caused by the trypanosomatid protozoan Leishmania, are transmitted to susceptible mammals by infected phlebotomine sand flies that inoculate promastigotes into hemorrhagic pools created in host skin.
Inmaculada Moreno   +4 more
doaj   +1 more source

Comparative study of the ability of Leishmania mexicana promastigotes and amastigotes to alter macrophage signalling and functions [PDF]

open access: yes, 2010
Leishmania alternates between two morphologically different stages: promastigotes and amastigotes. While the majority of reports focused on how the promastigote form can alter macrophage signalling and function, fewer reports investigated signalling ...
Hassani, K.   +9 more
core   +1 more source

Experimental induction of paromomycin resistance in antimony-resistant strains of L. donovani : outcome dependent on in vitro selection protocol [PDF]

open access: yes, 2012
Paromomycin (PMM) has recently been introduced for treatment of visceral leishmaniasis in India. Although no clinical resistance has yet been reported, proactive vigilance should be warranted. The present in vitro study compared the outcome and stability
Maes, L.   +57 more
core   +4 more sources

In vitro evaluation of new terpenoid derivatives against Leishmania infantum and Leishmania braziliensis

open access: yesMemorias do Instituto Oswaldo Cruz, 2012
The activity of five (1-5) abietane phenol derivatives against Leishmania infantum and Leishmania braziliensis was studied using promastigotes and axenic and intracellular amastigotes.
Inmaculada Ramírez-Macías   +9 more
doaj   +1 more source

αAu2S nanoparticles: Fungal-mediated synthesis, structural characterization and bioassay

open access: yesGreen Chemistry Letters and Reviews, 2022
Luminescent nanoparticles synthesized via bio-based protocols that generate nanoparticles having different chemical compositions along with other functionalities (size and morphology) have received huge attention.
Asad Syed   +7 more
doaj   +1 more source

Evaluation of the Efficacy of Sodium Chloride Nanoparticles on the Vitality of Leishmania Major (in vitro) [PDF]

open access: yesArchives of Razi Institute, 2023
Leishmaniasis is one of the most important zoonotic diseases transmitted to humans by sand flies (Phlebotomus spp). Leishmania major promastigote causes Cutaneous Leishmaniasis in humans.
I Abbas Marhoon, M Majid Al-Musawi
doaj   +1 more source

Chitosan-Based Nanomaterials as Valuable Sources of Anti-Leishmanial Agents: A Systematic Review

open access: yesNanomaterials, 2021
Background: The current chemotherapy agents against various forms of leishmaniasis have some problems and side effects, including high toxicity, high cost, and the emergence of resistant strains. Here, we aimed to review the preclinical studies (in vitro
Hamdan I. AlMohammed   +6 more
doaj   +1 more source

In vitro and in vivo effects of Astragalus ecbatanus extract against cutaneous leishmaniasis [PDF]

open access: yesArchives of Razi Institute
Due to the unique properties of Astragalus in the treatment of diseases and strengthening the immune system, for the first time, this study tried to study the in vitro and in vivo leishmanicidal effects of chloroform extract of A.
Seyedeh Negar Taheri   +4 more
doaj   +1 more source

The table shows mean promastigote viability after drug treatment at various drug concentrations (‘-‘No live promastigotes observed under light microscope).

open access: yes, 2023
The table shows mean promastigote viability after drug treatment at various drug concentrations (‘-‘No live promastigotes observed under light microscope).
Gaurav Shoeran (15811727)   +5 more
core   +1 more source

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