Results 21 to 30 of about 449,945 (141)

Leishmania infection and blood sources analysis in Phlebotomus chinensis (Diptera: Psychodidae) along extension region of the loess plateau, China

open access: yesInfectious Diseases of Poverty, 2020
Background Visceral leishmaniasis (VL) was one of the most important parasitic diseases in China, caused by Leishmania protozoans and transmitted by sand flies.
Han-Ming Chen   +7 more
doaj   +1 more source

On the vectors of cutaneous leishmaniasis in the Central Amazon of Brazil. 4. Sand fly emergence from a "terra firme" forest floor [PDF]

open access: yesActa Amazonica, 1982
Over 30% of the sand flies collected in emergence traps from a "terra firme" forest in the Amazon Basin of Brazil were known vectors of cutaneous leishmaniasis.
Jorge R. Arias, Rui A. de Freitas
doaj   +1 more source

Comparative Performance of Different Traps for Collection of Phlebotominae Sand Flies and Estimation of Biodiversity Indices in Three Endemic Leishmaniasis Foci in North Khorasan Province, Northeast of Iran

open access: yesJournal of Arthropod-Borne Diseases, 2019
Background: Phlebotominae sand flies (Diptera: Psychodidae) are the vectors of leishmaniasis. There are different methods for sand fly collection with different performance.
Kourosh Arzamani   +11 more
doaj   +1 more source

Natural infections of Pintomyia verrucarum and Pintomyia maranonensis by Leishmania (Viannia) peruviana in the Eastern Andes of northern Peru.

open access: yesPLoS Neglected Tropical Diseases, 2021
The natural infection of sand flies by Leishmania was investigated in Andean areas located between the Central and Eastern Cordilleras of northern Peru where cutaneous leishmaniasis caused by Leishmania (Viannia) peruviana is endemic.
Hirotomo Kato   +4 more
doaj   +1 more source

Proteophosophoglycans regurgitated by Leishmania-infected sand flies target the L-arginine metabolism of host macrophages to promote parasite survival [PDF]

open access: yes, 2009
All natural Leishmania infections start in the skin; however, little is known of the contribution made by the sand fly vector to the earliest events in mammalian infection, especially in inflamed skin that can rapidly kill invading parasites.
Podinovskaia, M   +32 more
core   +1 more source

Transmission of cutaneous leishmaniasis by sand flies is enhanced by regurgitation of fPPG [PDF]

open access: yes, 2004
Sand flies are the exclusive vectors of the protozoan parasite Leishmania, but the mechanism of transmission by fly bite has not been determined nor incorporated into experimental models of infection.
Bates, Paul A.   +18 more
core   +1 more source

The role of surface glycoconjugates in Leishmania midgut attachment examined by competitive binding assays and experimental development in sand flies [PDF]

open access: yes, 2013
SUMMARY Binding of promastigotes to the sand fly midgut epithelium is regarded as an essential part of the Leishmania life cycle in the vector. Among Leishmania surface molecules putatively involved in attachment to the sand fly midgut, two GPI-anchored ...
Jecna, Lucie   +6 more
core   +5 more sources

A real-time PCR assay to estimate Leishmania chagasi load in its natural sand fly vector Lutzomyia longipalpis [PDF]

open access: yes, 2008
Leishmania chagasi, transmitted mainly by Lutzomyia longipalpis sand flies, causes visceral leishmaniasis and atypical cutaneous leishmaniasis in Latin America.
Bates, Paul A.   +14 more
core   +1 more source

Topical insecticide treatments to protect dogs from sand fly vectors of leishmaniasis. [PDF]

open access: yes, 2001
We compared the susceptibility of sand fly vectors to four topical insecticide treatments applied to domestic dogs, a reservoir of human leishmaniasis. Dogs were exposed to sand flies pretreatment and at 1 week, 1 month, and 2 months posttreatment.
Teodoro, U   +5 more
core   +1 more source

Leishmania chitinase facilitates colonization of sand fly vectors and enhances transmission to mice [PDF]

open access: yes, 2008
Chitinases of trypanosomatid parasites have been proposed to fulfil various roles in their blood-feeding arthropod vectors but so far none have been directly tested using a molecular approach.
Joshi, M. B.   +13 more
core   +1 more source

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