phlebotomine sandfly species in paraguay and their infection with leishmania.nine species of sandflies, lutzomyia (nyssomyia) whitmani (antunes and countinho), lutzomyia (nyssomyia) intermedia (lutz and neiva), lutzomyia (psathyromyia) shannoni (dyar), lutzomyia migonei (franca), lutzomyia (pintomyia) fischeri (pinto), lutzomyia (pintomyia) pessoai (countinho and barretto), lutzomyia cortelezzii (brethes), lutzomyia walkeri (newstead) and lutzomyia (trichopygomyia) longispinus (mangabeira), were caught, by human bait and shannon trap, in four areas of paraguay hyper-ende ...19921417209
[phlebotomines in an area of transmission of tegumentar leishmaniasis in the northern region of parana state, brazil: seasonal variation and nocturnal activity].in two years of phlebotomine captures in a modified forest an appreciable decrease in the size of this insect population has been observed when compared to previous data from the same locality. the captures with the shannon light trap were made in the outlying forest of palmital farm in terra boa county, parana state, brazil. the predominant species were lutzomyia withmani, lutzomyia migonei, lutzomyia intermedius e lutzomyia fischeri. these insects were active from 6 p.m. to 6 a.m. and the peri ...19938115833
[evaluation of sandfly control in lobato municipality, paraná state, southern brazil].sandfly control measures were evaluated at the da barra ranch, lobato municipality, paraná state, brazil. the insects were captured with falcão traps in houses, a cattle corral, and a forest area from july to november 1999 and from february to june 2000. in december 1999 and january 2000 the following measures were taken to decrease the sandfly density in peridomiciliary areas and domiciles: (i) screens were placed on windows of buildings (domiciles, dormitory, cafeteria); (ii) all organic mater ...200616501757
[host feeding preferences of sandflies in rural area, southern brazil].to investigate the fauna and host feeding preferences of sandflies as for domestic animals in an endemic area of american cutaneous leishmaniasis.200617173167
[evaluation of sandfly control measures].collections of sandflies were made between may 2005 and april 2006. the results were compared with those from collections undertaken between april 2001 and september 2002, in order to evaluate the measures used to decrease the density of these insects in recanto marista, municipality of doutor camargo, state of paraná. the collections were carried out by falcão traps inside domiciles and hen sheds, from 10 p.m. to 2 a.m. once a week, four times a month. in 2005 and 2006, 213,195 sandflies were c ...200818719807
sandflies (diptera, psychodidae) from forest areas in botucatu municipality, central western são paulo state, brazil.the study of the distribution and ecology of sandfly species is essential for epidemiological surveillance and estimation of the transmission risk of leishmania spp. infection.201323849624
geographical distribution of american cutaneous leishmaniasis and its phlebotomine vectors (diptera: psychodidae) in the state of são paulo, brazil.american cutaneous leishmaniasis (acl) is a re-emerging disease in the state of são paulo, brazil. it is important to understand both the vector and disease distribution to help design control strategies. as an initial step in applying geographic information systems (gis) and remote sensing (rs) tools to map disease-risk, the objectives of the present work were to: (i) produce a single database of species distributions of the sand fly vectors in the state of são paulo, (ii) create combined distr ...201021171969
sand fly species composition (diptera: psychodidae: phlebotominae) in the municipality of cantagalo , an area with sporadic cases of human cutaneous leishmaniasis in rio de janeiro state, brazil.the municipality of cantagalo is an area with sustained transmission of american cutaneous leishmaniasis (acl). monthly sand fly collections were performed for three years (june 2012 - may 2015) using a cdc light trap. a total of 3,310 specimens belonging to 12 species were trapped: nyssomyia intermedia, nyssomyia whitmani, migonemyia migonei, evandromyia lenti, evandromyia cortelezzii, micropygomyia quinquefer, brumptomyia brumpti, psathyromyia aragaoi, micropygomyia schreiberi, pintomyia fisch ...027410910
detection of leishmania (viannia) in nyssomyia neivai and nyssomyia whitmani by multiplex polymerase chain reaction, in southern brazil.sandflies transmit pathogens of leishmaniasis. the natural infection of sandflies by leishmania (viannia) was assessed in municipalities, in the state of paraná, in southern brazil. sandflies were collected with falcão and shannon traps. after dissection in search of flagellates in digestive tubes and identification of the species, female sandflies were submitted to the multiplex polymerase chain reaction (multiplex pcr) for detection of the fragment of the kdna of leishmania (viannia) and the f ...025229218
host-biting rate and susceptibility of some suspected vectors to leishmania braziliensis.american tegumentary leishmaniasis is a serious brazilian public health problem. this diseases is attributed to seven species of leishmania, however, the majority of cases are associated with leishmania braziliensis. some phlebotomine species have been implicated in the transmission of this parasite, nonetheless only psychodopygus wellcomei has had its vectorial competence demonstrated. thus this study sought to assess some parameters related to the vectorial capacity of anthropophilic species o ...201424684943
canine visceral leishmaniasis in the metropolitan area of são paulo: pintomyia fischeri as potential vector of leishmania infantum.american visceral leishmaniasis is a zoonosis caused by leishmania infantum and transmitted mainly by lutzomyia longipalpis. however, canine cases have been reported in the absence of this species in the greater são paulo region, where pintomyia fischeri and migonemyia migonei are the predominant species. this raises the suspicion that they could be acting as vectors. therefore, this study sought to investigate specific vector capacity parameters of these species and to compare them with those o ...201728134092
sand flies (diptera: psychodidae) from the brazilian atlantic forest domain collected with malaise, we present the results of a 2-yr sampling using malaise traps along the atlantic forest domain from the northeast to the south of brazil. in total, 217 sand flies were collected, of which the most abundant species was bichromomyia flaviscutellata (mangabeira, 1942) (60.4%), followed by psychodopygus ayrozai (barretto & coutinho, 1940) (11%) and micropygomyia schreiberi (martins, falcão & silva, 1975) (4.1%), and the remaining less abundant species comprised 10.1% of the total of sand flies ...201627343176
considerations of potential vectors and animal reservoirs in an emerging cutaneous leishmaniasis area in são domingos ranch, paraná state in southearn brazil.the aim of this study was to better understand the dynamics of leishmania sand flies and reservoirs in são domingos ranch, arapongas municipality, paraná state, an anthropic environment in an endemic area of cutaneous leishmaniasis (cl). sand flies were collected in wild animal burrows, residences and in the forest, with falcão light trap (fa), shannon trap (sh) and quadrangular pyramidal trap (qp). the search for leishmania was made on sand flies, biological samples of wild rodents and dogs usi ...201728876416
ecological aspects of phlebotomine fauna (diptera, psychodidae) of serra da cantareira, greater são paulo metropolitan region, state of são paulo, brazil.human cases of american cutaneous leishmaniasis (acl) have been recorded in serra da cantareira, in the greater são paulo metropolitan region, where two conservation units are situated, the parque estadual da cantareira and the parque estadual alberto löfgren. the present study aimed to identify the sandfly fauna and some of its ecological aspects in these two parks and their surrounding area to investigate leishmania sp. vectors. the captures were undertaken monthly from january to december 200 ...201323681335
[sand flies in timóteo, minas gerais, brazil]sporadic cases of tegumentary leishmaniasis have occurred in timóteo, minas gerais state, basically among the rural population. in order to study the region's sand fly population, new jersey light traps were set in seven different neighborhoods. specimens were gathered from june through october 1994, december 1994, and january through march 1995, with a total of 3,240 hours per trap. a total of 4,396 sand flies were captured, distributed among two genera and twenty species: brumptomyia cunhai, b ...199710886917
studies on phlebotominae (diptera: psychodidae) in the campus fiocruz mata atlântica, jacarepaguá, in the city of rio de janeiro, brazil.the presence of american cutaneous leishmaniasis (acl) in the communities of the campus fiocruz mata atlântica (cfma) in the city of rio de janeiro initiated the investigation of the phlebotominae fauna in the atlantic forest to determine the occurrence of putative acl vectors associated with the enzootic cycle.201525860460
ecological aspects of phlebotomine sand flies (diptera, psychodidae, phlebotominae) in areas of american cutaneous leishmaniasis, in the municipality of paraty, rio de janeiro, brazil. i-index of abundance by location and type of capture.the description of the first and autochthonous case of diffuse cutaneous leishmaniasis in the municipality of paraty, state of rio de janeiro, brought the interest of this study. sand flies were captured over a 3-yr period. using manual suction tubes, sand flies were collected from the inner and outer walls of homes, in the living spaces of domestic animals, and in shannon light traps, which were set up outside homes and in the forest. cdc light traps were installed inside homes, around the exte ...201526336245
phlebotomine sand flies (diptera: psychodidae) and leishmania infection in gafanhoto park, divinópolis, brazil.the potential of gafanhoto park as an american cutaneous leishmaniasis (acl) focus was evaluated by examination of sand fly vectors of the leishmania parasite. this forest remnant is located in a periurban area of divin6polis, brazil, where autochthonous cases of acl have been reported. sand fly populations were monitored over a 2-yr period (2006-2008) by using light traps (hp and shannon). during systematic collections with hp traps, 824 specimens in total (342 males and 482 females) of 21 spec ...201021175074
american cutaneous leishmaniasis in the pontal of paranapanema - sp, brazil: ecological and entomological aspects.american cutaneous leishmaniasis (acl) occurs in epidemic outbreaks and in sporadic cases with small annual variation in the pontal of paranapanema, sp. there is little research on the sandfly fauna of this region. the last outbreaks were related to the movement of the landless workers (mst) and with the ecological tourism in preserved forest of the parque estadual do morro do diabo (pemd). aim: identification of the sandfly fauna within the pemd, mainly anthropophilic species already incriminat ...200919893981
[diversity, distribution and abundance of sandflies (diptera: psychodidae) in parana state, southern brazil].due to the spread of visceral leishmaniasis in brazilian territory, this research was undertaken with the objective to identify the sandfly fauna and aspects of the species behavior in forest and anthropic environments in paraná state, brazil. the sandfly captures were sporadically carried out in 37 municipalities of the paraná state, during the period from march 2004 to november 2005. each municipality was once visited, when falcão traps were installed during three consecutive nights in foreste ...200818506303
[preliminary study on feeding preference of nyssomyia neivai (pinto) and nyssomyia whitmani (antunes & coutinho) (diptera: psychodidae) in a rural area of the state of paraná, south brazil].due to the importance of sandflies in the american cutaneous leishmaniasis epidemiology, we investigated the feeding preference of sandflies related to domestic animals common in domiciliary environments in endemic rural areas, where this disease occurs. the sandflies were collected with falcão light traps, installed in cages, each one containing one domestic animal kind (pig, dog, rabbit or chicken), in recanto marista, in doutor camargo municipality. forty five collections were made, totaling ...200718246272
[evaluation of sandfly control measures in northern paraná state, brazil].sandfly captures from april 2001-september 2002 were compared to those from october 1996-september 1997 and october 1998-april 2000 in order to evaluate control procedures conducted in recanto marista in the county of doutor camargo, paraná state, brazil. sandflies were captured with falcão traps twice a month, both in the domiciles and henhouses, from 10 pm to 2 am. in 2001-2002, 199,821 sandflies were captured, with an hourly average of 1,625.5 insects; average captures in 1996-1997 and 1997-1 ...200717952252
phlebotomine fauna (diptera: psychodidae) and species abundance in an endemic area of american cutaneous leishmaniasis in southeastern minas gerais, brazil.this study was undertaken to identify the phlebotomine fauna and species abundance in domiciliary and peridomiciliary (hen-house and guava-tree) environments, on a lake shore, a cultivated area of coffee and banana, and a forested area of conceição da aparecida municipality, southeastern the state of minas gerais, to provide information for the control and epidemiological surveillance of leishmaniasis in this area. the captures were carried out monthly between may 2001 and november 2002, with au ...200717710302
[phlebotomine behavior in forest and extraforest environments, in an endemic area of american cutaneous leishmaniasis in northern paraná state, southern brazil].between november 1988 and april 1990, 75,637 phlebotomines were captured with the use of falcão light traps on palmital farm in the north of paraná state, brazil. fifteen species were represented. the percentage of 95.8% of the insects were captured within the domiciliary area and the remaining 4.2% in the forest environment. the percentage of 62 were captured in one single falcão light trap installed in a henhouse, where blancasmya migonei predominated. in all the other traps psychodopygus whit ...19938209155
[phlebotomine sandflies of southern brazil].to identify the sandfly fauna and some aspects of their behavior in forest and anthropic environments.200516113906
ecological aspects of the sandfly fauna (diptera, psychodidae) in an american cutaneous leishmaniasis endemic area under the influence of hydroelectric plants in paranapanema river, state of paraná, epidemiological study was undertaken to identify determinant factors in the occurrence of american cutaneous leishmaniasis in areas under the influence of hydroelectric plants in paranapanema river, state of paraná, brazil. the ecological aspects of the phlebotomine fauna were investigated.201222930040
lutzomyia (pintomyia) fischeri (diptera: psychodidae: phlebotominae), a probable vector of american cutaneous leishmaniasis: detection of natural infection by leishmania (viannia) dna in specimens from the municipality of porto alegre (rs), brazil, using multiplex pcr order to determine natural leishmania (viannia) infection in lutzomyia (pintomyia) fischeri, a multiplex pcr methodology coupled to non-isotopic hybridization was adopted for the analysis of sand fly samples collected by cdc light traps in an endemic area of american cutaneous leishmaniasis (acl) in the periurban region of the municipality of porto alegre, rio grande do sul state, brazil. we analyzed by pcr methodology 560 specimens of lutzomyia (pintomyia) fischeri (520 females and 40 males) ...201121939631
[new records of lutzomyia longipalpis (lutz & neiva, 1912) (diptera: psychodidae) in the central east region of são paulo state, brazil].cutaneous (lta) and visceral (lva) american leishmaniasis incidences are increasing in human and canine hosts, especially lva, which is expanding its range through são paulo state. distribution and ecology knowledge of different sand fly species is essential for leishmaniasis epidemiology vigilance. the communication of new findings of its vectors is mandatory for risk determination for transmission of these illnesses. on this study sand flies were trapped in bushed areas, in different localitie ...200919500464
Displaying items 1 - 28 of 28