| experimental studies on the susceptibility of aedes vittatus to dengue viruses. | ae. vittatus mosquitoes were infected by oral route and by intrathoracic inoculation with dengue (den) viruses and tested for the presence of dengue virus antigen in their head squashes and salivary glands by indirect immunofluorescence. the results indicate that this species was susceptible to all four types of den viruses and supported the growth of den-2 virus. | 1992 | 1362325 |
| studies on mosquito vector species in indoor habitats of desert and non-desert regions of rajasthan. | a survey undertaken in two desert (jodhpur and bikaner) and one non-desert (jaipur) districts of rajasthan indicated that medically important mosquitoes comprised of three genera and elevan mosquito species. culex pseudovisbnui, c. malayi and anopheles culicifacies were found in desert districts only and a. fluviatilis, c. gelidus and aedes vittatus in non-desert jaipur district only. except a. subpictus, all the species in the desert region had peak density in rh range of 21-60 per cent while i ... | 1991 | 1842809 |
| experimental transmission of chikungunya virus by aedes vittatus mosquitoes. | | 1987 | 3428961 |
| on setaria digitata, its specific characters, incidence and development in aedes vittatus and armigeres obturbans in india with a note on its ectopic occurrence. | | 1971 | 4396399 |
| sustainable urban development and human health: septic tank as a major breeding habitat of mosquito vectors of human diseases in south-eastern nigeria. | septic tank mosquitoes in abia state university okigwe, south-eastern nigeria were studied using exit traps between november 1988 and april 1989. the results were revealing and striking. apart from the common septic tank mosquitoes, culex p. quinquefasciatus, cu. cinereus and aedes aegypti, which have been previously commonly found breeding in ammonia and nitrate-rich waters of latrines and septic tanks, the other species, cu. horridus, cu. tigripes and aedes vittatus, have not been commonly rep ... | 1993 | 8508215 |
| possible contributing factors to the paucity of yellow fever epidemics in the ashanti region of ghana, west africa. | yellow fever virus vectors identified in the ashanti region of ghana included aedes aegypti, aedes africanus, aedes luteocephalus and aedes vittatus. other mosquito species, unrelated to yellow fever transmission, identified in this study included culex tigripes, culex thalassius, culex decens, culex tarsalis, anopheles gambiae, anopheles stephansi and toxorynchites brevipalpis. factors generally known to influence yellow fever transmission were also studied in the ashanti region. these included ... | 1996 | 8625858 |
| the incrimination of aedes (stegomyia) aegypti as the vector of dirofilaria repens in nigeria. | six local species of culicides were identified as the common mosquitoes in zaria, out of 15 species captured using various adult and larval collection methods. these common culicides are culex pipiens fatigans, anopheles gambiae grp., mansonia africana, culex pipiens pipiens, aedes (stegomyia) aegypti and aedes vittatus. they were each fed directly on a local dog naturally infected with dirofilaria repens to evaluate their refractoriness/susceptibility to dirofilarial infection. in a number of d ... | 2000 | 10996744 |
| egg hatching of mosquitoes aedes caspius and ae. vittatus stimulated by water vibrations. | simple laboratory experiments with eggs of wild-caught aedes caspius (pallas) and aedes vittatus (bigot) mosquitoes (diptera: culicidae) demonstrated that egg hatch rates (i.e. percentage hatching daily) increased significantly in response to water vibrations caused by finger-tip drumming on containers of submerged eggs. when disturbed by daily vibrations for only 30 s, eggs hatched sooner than when they remained flooded or were periodically drained and reflooded without agitation. for autogenou ... | 2001 | 11434558 |
| phylogenetic and evolutionary relationships among yellow fever virus isolates in africa. | previous studies with a limited number of strains have indicated that there are two genotypes of yellow fever (yf) virus in africa, one in west africa and the other in east and central africa. we have examined the prm/m and a portion of the e protein for a panel of 38 wild strains of yf virus from africa representing different countries and times of isolation. examination of the strains revealed a more complex genetic relationship than previously reported. overall, nucleotide substitutions varie ... | 2001 | 11435580 |
| ribosomal dna second internal transcribed spacer sequence studies of culicid vectors from an endemic area of dirofilaria immitis in spain. | studies were performed in an endemic area of dirofilaria immitis in spain to genetically characterize the potential mosquito vector species present by means of dna sequencing and elucidate which of these species may be involved in the transmission. the rdna its-2 sequences of two culex pipiens haplotypes, h1 and h2, aedes (aedimorphus) vexans, fredwardsius vittatus, ochlerotatus (ochlerotatus) caspius, anopheles (anopheles) atroparvus, and anopheles (anopheles) plumbeus were obtained. f. vittatu ... | 2006 | 16541266 |
| risk factors for house-entry by malaria vectors in a rural town and satellite villages in the gambia. | in the pre-intervention year of a randomized controlled trial investigating the protective effects of house screening against malaria-transmitting vectors, a multi-factorial risk factor analysis study was used to identify factors that influence mosquito house entry. | 2008 | 18179686 |
| role of fish as predators of mosquito larvae on the floodplain of the gambia river. | we examined the potential of using native fish species in regulating mosquitoes in the floodplain of the gambia river, the major source of mosquitoes in rural parts of the gambia. fishes and mosquito larvae were sampled along two 2.3-km-long transects, from the landward edge of the floodplain to the river from may to november 2005 to 2007. a semifield trial was used to test the predatory capacity of fish on mosquito larvae and the influence of fish chemical cues on oviposition. in the field, the ... | 2009 | 19496426 |
| environmental conditions in water storage drums and influences on aedes aegypti in trinidad, west indies. | water storage drums are often a primary breeding site for aedes aegypti in developing countries. habitat characteristics can impact both adult and larval fitness and survival, which may potentially influence arbovirus transmission. our objective was to compare fundamental environmental differences in water drums based on the presence or absence of larvae in trinidad. drums were categorized according to the larval status, and if the drum was constructed of steel or plastic. water samples were ana ... | 2009 | 19539592 |
| pan-european chikungunya surveillance: designing risk stratified surveillance zones. | the first documented transmission of chikungunya within europe took place in italy during the summer of 2007. chikungunya, a viral infection affecting millions of people across africa and asia, can be debilitating and no prophylactic treatment exists. although imported cases are reported frequently across europe, 2007 was the first confirmed european outbreak and available evidence suggests that aedes albopictus was the vector responsible and the index case was a visitor from india. this paper p ... | 2009 | 19878588 |
| yellow fever virus exhibits slower evolutionary dynamics than dengue virus. | although yellow fever has historically been one of the most important viral infections of humans, relatively little is known about the evolutionary processes that shape its genetic diversity. similarly, there is limited information on the molecular epidemiology of yellow fever virus (yfv) in africa even though it most likely first emerged on this continent. through an analysis of complete e gene sequences, including a newly acquired viral collection from central and west africa (senegal, cameroo ... | 2010 | 19889759 |
| [current status and eco-epidemiology of mosquito-borne arboviruses (diptera: culicidae) in spain]. | in this manuscript we analize the possible emergence and/or re-emergence in spain of some of the mosquito-borne arboviruses (diptera: culicidae) with highest incidence in recent years. the faunistic, bioecological and distributional data of the culicids in our country allow to differentiate between species with ability to maintain the enzootic cycles of arboviruses from others that can act as bridge vectors to the human population. the results show the existence of several common and anthropophi ... | 2010 | 20661525 |
| culicidae diversity, malaria transmission and insecticide resistance alleles in malaria vectors in ouidah-kpomasse-tori district from benin (west africa): a pre-intervention study. | abstract: | 2010 | 20819214 |
| first dengue virus detection in aedes albopictus from delhi, india: its breeding ecology and role in dengue transmission. | objectiveôçé to report dengue virus and its disease transmission in aedes albopictus in the national capital territory of delhi, india. methodsôçé monthly aedes surveys were carried out in 126 urban localities of delhi in 2008 and 2009. pools of all three species of aedes mosquitoes were tested for dengue virus (denv) using an antigen-capture enzyme-linked immunosorbent assay. resultsôçé aedes aegypti was the most prevalent species, breeding throughout the year. aedes albopictus was found in 9.5 ... | 2011 | 21668590 |
| Conditions of malaria transmission in Dakar from 2007 to 2010. | Previous studies in Dakar have highlighted the spatial and temporal heterogeneity of Anopheles gambiae s.l. biting rates. In order to improve the knowledge of the determinants of malaria transmission in this city, the present study reports the results of an extensive entomological survey that was conducted in 45 areas in Dakar from 2007 to 2010. | 2011 | 22018223 |
| an updated checklist of mosquito species (diptera: culicidae) from madagascar. | an updated checklist of 235 mosquito species from madagascar is presented. the number of species has increased considerably compared to previous checklists, particularly the last published in 2003 (178 species). this annotated checklist provides concise information on endemism, taxonomic position, developmental stages, larval habitats, distribution, behavior, and vector-borne diseases potentially transmitted. the 235 species belong to 14 genera: aedeomyia (3 species), aedes (35 species), anophel ... | 2016 | 27101839 |
| complete genome sequences of two middelburg viruses isolated from arthropods in the central african republic. | arboviral diseases are a major threat to human and animal health today. analysis of whole-genome sequences of decades-old arboviral strains may bring new insights into the viral evolution that might have facilitated outbreaks. here, we report the whole-genome sequences of two middelburg viruses isolated several decades ago in the central african republic. | 2014 | 25342688 |
| chikungunya virus-vector interactions. | chikungunya virus (chikv) is a mosquito-borne alphavirus that causes chikungunya fever, a severe, debilitating disease that often produces chronic arthralgia. since 2004, chikv has emerged in africa, indian ocean islands, asia, europe, and the americas, causing millions of human infections. central to understanding chikv emergence is knowledge of the natural ecology of transmission and vector infection dynamics. this review presents current understanding of chikv infection dynamics in mosquito v ... | 2014 | 25421891 |
| scoping review of the zika virus literature. | the global primary literature on zika virus (zikv) (n = 233 studies and reports, up to march 1, 2016) has been compiled using a scoping review methodology to systematically identify and characterise the literature underpinning this broad topic using methods that are documented, updateable and reproducible. our results indicate that more than half the primary literature on zikv has been published since 2011. the articles mainly covered three topic categories: epidemiology of zikv (surveillance an ... | 2016 | 27244249 |
| zika virus: the latest newcomer. | since the beginning of this century, humanity has been facing a new emerging, or re-emerging, virus threat almost every year: west nile, influenza a, avian flu, dengue, chikungunya, sars, mers, ebola, and now zika, the latest newcomer. zika virus (zikv), a flavivirus transmitted by aedes mosquitoes, was identified in 1947 in a sentinel monkey in uganda, and later on in humans in nigeria. the virus was mainly confined to the african continent until it was detected in south-east asia the 1980's, t ... | 2016 | 27148186 |
| zika virus emergence in mosquitoes in southeastern senegal, 2011. | zika virus (zikv; genus flavivirus, family flaviviridae) is maintained in a zoonotic cycle between arboreal aedes spp. mosquitoes and nonhuman primates in african and asian forests. spillover into humans has been documented in both regions and the virus is currently responsible for a large outbreak in french polynesia. zikv amplifications are frequent in southeastern senegal but little is known about their seasonal and spatial dynamics. the aim of this paper is to describe the spatio-temporal pa ... | 2014 | 25310102 |
| vector databank in the indian armed forces. | medical intelligence of disease vectors deals with understanding vector distribution and control. | 2011 | 27408077 |
| the mysterious zika virus: adding to the tropical flavivirus mayhem. | until now, known as the demure cousin of dengue virus (denv) inhabiting africa, zika virus (zikv) has reinvented itself to cause explosive epidemics captivating the western hemisphere. the outbreak causing potential for zikv was realized when it made its way from africa to yap island micronesia in 2007, and in french polynesia in 2013. from there, it moved on to brazil in 2015. now zikv has infected people in more than 33 countries in central and south america and the caribbean. moreover the epi ... | 0 | 27763483 |
| vector competence of aedes aegypti and aedes vittatus (diptera: culicidae) from senegal and cape verde archipelago for west african lineages of chikungunya virus. | to assess the risk of emergence of chikungunya virus (chikv) in west africa, vector competence of wild-type, urban, and non-urban aedes aegypti and ae. vittatus from senegal and cape verde for chikv was investigated. mosquitoes were fed orally with chikv isolates from mosquitoes (ard30237), bats (cs13-288), and humans (hd180738). after 5, 10, and 15 days of incubation following an infectious blood meal, presence of chikv rna was determined in bodies, legs/wings, and saliva using real-time revers ... | 2014 | 25002293 |
| history, epidemiology, and clinical manifestations of zika: a systematic review. | to describe salient epidemiological characteristics of zika virus outbreaks across the world and to examine the clinical presentations, complications, and atypical manifestations related to their occurrence in recent history. | 0 | 26959260 |
| larval ecology of mosquitoes in sylvatic arbovirus foci in southeastern senegal. | although adult mosquito vectors of sylvatic arbovirus [yellow fever (yfv), dengue-2 (denv-2) and chikungunya (chikv)] have been studied for the past 40 years in southeastern senegal, data are still lacking on the ecology of larval mosquitoes in this area. in this study, we investigated the larval habitats of mosquitoes and characterized their seasonal and spatial dynamics in arbovirus foci. | 2012 | 23216815 |
| landscape ecology of sylvatic chikungunya virus and mosquito vectors in southeastern senegal. | the risk of human infection with sylvatic chikungunya (chikv) virus was assessed in a focus of sylvatic arbovirus circulation in senegal by investigating distribution and abundance of anthropophilic aedes mosquitoes, as well as the abundance and distribution of chikv in these mosquitoes. a 1650 km(2) area was classified into five land cover classes: forest, barren, savanna, agriculture and village. a total of 39,799 mosquitoes was sampled from all classes using human landing collections between ... | 2012 | 22720097 |
| quantitative real-time pcr detection of zika virus and evaluation with field-caught mosquitoes. | zika virus (zikv), a mosquito borne flavivirus is a pathogen affecting humans in asia and africa. zikv infection diagnosis relies on serology-which is challenging due to cross-reactions with other flaviviruses and/or absence or low titer of igm and igg antibodies at early phase of infection- virus isolation, which is labor intensive, time consuming and requires appropriate containment. therefore, real-time rt-pcr (rrt-pcr) is an appealing option as a rapid, sensitive and specific method for dete ... | 2013 | 24148652 |
| oviposition ecology and species composition of aedes spp. and aedes aegypti dynamics in variously urbanized settings in arbovirus foci in southeastern côte d'ivoire. | aedes mosquito-transmitted outbreaks of dengue and yellow fever have been reported from rural and urban parts of côte d'ivoire. the present study aimed at assessing aedes spp. oviposition ecology in variously urbanized settings within arbovirus foci in southeastern côte d'ivoire. | 2016 | 27682270 |
| analyzing mosquito (diptera: culicidae) diversity in pakistan by dna barcoding. | although they are important disease vectors mosquito biodiversity in pakistan is poorly known. recent epidemics of dengue fever have revealed the need for more detailed understanding of the diversity and distributions of mosquito species in this region. dna barcoding improves the accuracy of mosquito inventories because morphological differences between many species are subtle, leading to misidentifications. | 2014 | 24827460 |
| aedes mosquito species in western saudi arabia. | the aedes meigen (diptera: culicidae) mosquito species populations in the western region of saudi arabia, especially in and around jeddah, are increasing, therefore increasing susceptibility of humans to the dengue virus. an extensive survey was carried out for one year, and four species were identified with the help of different pictorial keys available. the identification was based on morphological characteristics of adult female aedes mosquitoes. | 2014 | 25373216 |
| delayed egg hatching of anopheles gambiae (diptera: culicidae) pending water agitation. | mosquito eggs laid on water surfaces typically hatch spontaneously soon after the embryos within them become fully formed first-instar larvae. however, we have found that anopheles gambiae giles, an important vector of malaria in africa, exhibits delayed hatching until the water surface is agitated, a feature overlooked in most laboratory colonies. agitation within 24 h postoviposition, before embryonation was complete, failed to stimulate delayed postembryonic hatching of isolated eggs on the f ... | 0 | 24897850 |
| a preliminary study on the insect fauna of al-baha province, saudi arabia, with descriptions of two new species. | a preliminary study was carried out on the insect fauna of al-baha province, south-western part of saudi arabia. a total number of 582 species and subspecies (few identified only to the genus level) belonging to 129 families and representing 17 orders were recorded. two of these species are described as new, namely: monomorium sarawatensis sharaf & aldawood, sp. n. [formicidae, hymenoptera] and anthrax alruqibi el-hawagry sp. n. [bombyliidae, diptera]. another eight species are recorded for the ... | 2013 | 23794807 |
| making mosquito taxonomy useful: a stable classification of tribe aedini that balances utility with current knowledge of evolutionary relationships. | the tribe aedini (family culicidae) contains approximately one-quarter of the known species of mosquitoes, including vectors of deadly or debilitating disease agents. this tribe contains the genus aedes, which is one of the three most familiar genera of mosquitoes. during the past decade, aedini has been the focus of a series of extensive morphology-based phylogenetic studies published by reinert, harbach, and kitching (rh&k). those authors created 74 new, elevated or resurrected genera from wha ... | 2015 | 26226613 |
| impact of mosquito bites on asexual parasite density and gametocyte prevalence in asymptomatic chronic plasmodium falciparum infections and correlation with ige and igg titers. | an immunomodulatory role of arthropod saliva has been well documented, but evidence for an effect on plasmodium sp. infectiousness remains controversial. mosquito saliva may orient the immune response toward a th2 profile, thereby priming a th2 response against subsequent antigens, including plasmodium. orientation toward a th1 versus a th2 profile promotes igg and ige proliferation, respectively, where the former is crucial for the development of an efficient antiparasite immune response. here ... | 2012 | 22451520 |
| design and testing of a novel, protective human-baited tent trap for the collection of anthropophilic disease vectors. | currently, there exists a deficit of safe, active trapping methods for the collection of host-seeking anopheles and other disease-causing arthropod vectors. the gold-standard approach for mosquito collection is that of human landing catch (hlc), in which an individual exposes bare skin to possibly infected vectors. here, we present the development of a new method for mosquito collection, the infoscitex tent, which uses modern tent materials coupled with a novel trap design. this provides an effi ... | 0 | 24605476 |
| impact of land-use on malaria transmission in the plateau region, southeastern benin. | the goal of the study is to investigate if local agricultural practices have an impact on malaria transmission in four villages located in the same geographical area within a radius of 15 kilometers. among the villages, one (itassoumba) is characterized by the presence of a large market garden and fishpond basins, the three others (itakpako, djohounkollé and ko-koumolou) are characterized by traditional food-producing agriculture. | 2013 | 24330734 |
| impact of operational effectiveness of long-lasting insecticidal nets (llins) on malaria transmission in pyrethroid-resistant areas. | a dynamic study on the transmission of malaria was conducted in two areas (r⁺ area: low resistance area; r⁺⁺⁺ area: high resistance area) in the department of plateau in south eastern benin, where the population is protected by long lasting insecticidal nets (llins). the aim of this study was to determine if the resistance of malaria vectors to insecticides has an impact on their behavior and on the effectiveness of llins in the reduction of malaria transmission. | 2013 | 24499508 |
| survey of the mosquitoes (diptera: culicidae) of mayotte. | a transversal survey of immature mosquitoes was conducted on mayotte island (france) in the comoros archipelago, western indian ocean, with the aim to inventory the culicidae and to document inter-species relationships in different habitats. in total 420 habitats were sampled for larvae and/or pupae mosquitoes, resulting in more than 6,000 specimens. forty species belonging to 15 genera were collected, with eight taxa integrated for the first time to the mayotte mosquito list. the most frequentl ... | 2014 | 25004163 |
| a field study in benin to investigate the role of mosquitoes and other flying insects in the ecology of mycobacterium ulcerans. | buruli ulcer, the third mycobacterial disease after tuberculosis and leprosy, is caused by the environmental mycobacterium m. ulcerans. there is at present no clear understanding of the exact mode(s) of transmission of m. ulcerans. populations affected by buruli ulcer are those living close to humid and swampy zones. the disease is associated with the creation or the extension of swampy areas, such as construction of dams or lakes for the development of agriculture. currently, it is supposed tha ... | 2015 | 26196901 |
| prevalence of malaria, dengue, and chikungunya significantly associated with mosquito breeding sites. | to observe the prevalence of malaria, dengue, and chikungunya and their association with mosquito breeding sites. | 0 | 23610486 |
| rapid and high throughput molecular identification of diverse mosquito species by high resolution melting analysis. | mosquitoes are a diverse group of invertebrates, with members that are among the most important vectors of diseases. the correct identification of mosquitoes is paramount to the control of the diseases that they transmit. however, morphological techniques depend on the quality of the specimen and often unavailable taxonomic expertise, which may still not be able to distinguish mosquitoes among species complexes (sibling and cryptic species). high resolution melting (hrm) analyses, a closed-tube, ... | 2016 | 27703667 |
| larval habitats of mosquito fauna in osogbo metropolis, southwestern nigeria. | to determine the larval habitats of mosquito fauna and possible impact of land use/ land cover changes on the epidemiology of mosquito-borne diseases in osogbo metropolis, southwestern, nigeria. | 0 | 23998005 |
| subtle periodicity of pupation in rapidly developing mosquitos: with particular reference to aedes vittatus and aedes aegypti. | aedes vittatus and ae. aegypti are important vectors of yellow fever and other arbovirus diseases in africa and they complete many generations, through all developmental stages, in a single year. recent studies on drosophila have offered precise techniques for analysing periodicities in populations of single developmental events in individuals. if the variability of pupation times is low, periodicities may not be recognizable by an obviously polymodal pattern in a single synchronized population. ... | 0 | 5312257 |
| comparative analysis of midgut bacterial communities in three aedine mosquito species from dengue-endemic and non-endemic areas of rajasthan, india. | dengue viruses are transmitted to humans through the bites of infected female aedine mosquitoes. differences in the composition and structure of bacterial communities in the midguts of mosquitoes may affect the vector's ability to transmit the disease. to investigate and analyse the role of midgut bacterial communities in viral transmission, midgut bacteria from three species, namely stegomyia aegypti (= aedes aegypti), fredwardsius vittatus (= aedes vittatus) and stegomyia albopicta (= aedes al ... | 2016 | 27094337 |
| development and evaluation of a single-step multiplex pcr to differentiate the aquatic stages of morphologically similar aedes (subgenus: stegomyia) species. | to develop a single-step multiplex pcr to differentiate the aquatic stages of aedes aegypti, aedes albopictus and aedes vittatus collected from different breeding spots in arbovirus endemic/epidemic areas and to detect the most abundant species by the multiplex pcr. | 2012 | 22040518 |
| geographic distribution of wolbachial infections in mosquitoes from thailand. | members of the genus wolbachia are inherited intracellular bacterial endosymbionts that infect a diverse range of arthropods. here i report the results of a survey of these endosymbionts in different mosquito species from six geographic regions of northern, northeastern, western, central, eastern and southern thailand. using gene amplification assays with wsp and groe gene primers, wolbachiae were detected in 999 mosquitoes representing 28 species of 1622 specimens collected representing 74 spec ... | 2013 | 23660513 |
| survival of aedes vittatus (diptera: culicidae) eggs in hot, dry rockpools. | when granite rockpools are artificially flooded during the long (4-5 months) dry season, aedes vittatus larvae appear. the source of these, whether from gravid females or from eggs surviving in a desiccated state, was tested for by sealing 8 rockpools with plastic mesh screening after the last rains. two pools yielded ae. vittatus and ae. aegypti larvae after the first rain 4.5 months later, during which dry season soil temperatures reached 40 degrees c and air relative humidity fell as low as 5 ... | 1991 | 2052860 |
| [new french continental location of aedes vittatus bigot]. | | 2006 | 13875804 |
| [aedes vittatus bigot 1861, a new culex found in tunisia]. | | 1953 | 13094459 |