Ecological aspects of phebotomine (Diptera, Psychodidae) in an endemic area of tegumentary leishmaniasis in the Northeastern Argentina, 1993-1998

The first epidemic tegumentary leishmaniasis ' outbreak in the province of Misiones was recorded in 1998, in the locality of Puerto Esperanza. Phlebotominae collected in the region, previously or simultaneously to the outbreak (September 1993-Decemher 1998) showed that the species Lutzomyia int...

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Autores principales: Salomón, Oscar D., Rossi, Gustavo Carlos, Spinelli, Gustavo Ricardo
Formato: Articulo
Lenguaje:Inglés
Publicado: 2002
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/37662
http://www.scielo.br/pdf/mioc/v97n2/4308.pdf
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id I19-R120-10915-37662
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Ciencias Naturales
Argentina
Leishmaniasis
classification
Lutzomyia intermedia
disease carrier
ecosystem
Lutzomyia whitmani
epidemic
vector ecology
physiology
skin leishmaniasis
spellingShingle Ciencias Naturales
Argentina
Leishmaniasis
classification
Lutzomyia intermedia
disease carrier
ecosystem
Lutzomyia whitmani
epidemic
vector ecology
physiology
skin leishmaniasis
Salomón, Oscar D.
Rossi, Gustavo Carlos
Spinelli, Gustavo Ricardo
Ecological aspects of phebotomine (Diptera, Psychodidae) in an endemic area of tegumentary leishmaniasis in the Northeastern Argentina, 1993-1998
topic_facet Ciencias Naturales
Argentina
Leishmaniasis
classification
Lutzomyia intermedia
disease carrier
ecosystem
Lutzomyia whitmani
epidemic
vector ecology
physiology
skin leishmaniasis
description The first epidemic tegumentary leishmaniasis ' outbreak in the province of Misiones was recorded in 1998, in the locality of Puerto Esperanza. Phlebotominae collected in the region, previously or simultaneously to the outbreak (September 1993-Decemher 1998) showed that the species Lutzomyia intermedia s. 1. was prevalent (94%, n 6,150) at all the sites sampled with miniature light trap (10) and Shannon trap (3). <i>L. pessoai</i>, <i>L. whitmani</i>, <i>L. migonei</i>, <i>L. shannoni</i>, <i>L. fischeri</i>, <i>L. misionensis</i>, <i>Brumptomyia avellari</i> and <i>B. guimaraesi</i> were also captured. Sand fly distribution in time and space suggests that in the province of Misiones (1) the species already present before 1990 could give rise to the epidemic by the density/dispersion fluctuation of their local populations; (2) the abundance of <i>L. intermedia s. 1.</i> was associated with environments with ecotones of primary-secondary vegetation, close to water bodies and with moderate human disturbance; (3) this species showed, towards the end of 1997, peaks of exceptional abundance, subsequent to rainfall peaks in 1996. This increase in abundance of potential vector sand fly populations close to houses with colonizable surroundings could have generated the 1998 epidemic outbreak.
format Articulo
Articulo
author Salomón, Oscar D.
Rossi, Gustavo Carlos
Spinelli, Gustavo Ricardo
author_facet Salomón, Oscar D.
Rossi, Gustavo Carlos
Spinelli, Gustavo Ricardo
author_sort Salomón, Oscar D.
title Ecological aspects of phebotomine (Diptera, Psychodidae) in an endemic area of tegumentary leishmaniasis in the Northeastern Argentina, 1993-1998
title_short Ecological aspects of phebotomine (Diptera, Psychodidae) in an endemic area of tegumentary leishmaniasis in the Northeastern Argentina, 1993-1998
title_full Ecological aspects of phebotomine (Diptera, Psychodidae) in an endemic area of tegumentary leishmaniasis in the Northeastern Argentina, 1993-1998
title_fullStr Ecological aspects of phebotomine (Diptera, Psychodidae) in an endemic area of tegumentary leishmaniasis in the Northeastern Argentina, 1993-1998
title_full_unstemmed Ecological aspects of phebotomine (Diptera, Psychodidae) in an endemic area of tegumentary leishmaniasis in the Northeastern Argentina, 1993-1998
title_sort ecological aspects of phebotomine (diptera, psychodidae) in an endemic area of tegumentary leishmaniasis in the northeastern argentina, 1993-1998
publishDate 2002
url http://sedici.unlp.edu.ar/handle/10915/37662
http://www.scielo.br/pdf/mioc/v97n2/4308.pdf
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