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transmission of ockelbo virus by aedes cinereus, ae. communis, and ae. excrucians (diptera: culicidae) collected in an enzootic area in central sweden.studies were conducted to determine the ability of aedes excrucians (walker), ae. cinereus meigen, and ae. communis (de geer) group mosquitoes, collected in an ockelbo (ock) virus enzootic area in central sweden, to transmit this virus. all three species were highly susceptible to infection; at least 96% of the specimens of each species became infected after ingesting blood from a viremic chicken. recovery of virus from the legs of all 61 of the ae. excrucians and from 51% (24 of 47) and 75% (6 ...19902159073
ecologic studies of mosquitoes and birds as hosts of ockelbo virus in sweden and isolation of inkoo and batai viruses from mosquitoes.field studies were conducted in central sweden from 1983 through 1985 to obtain information on the etiologic agent of ockelbo disease, described in sweden in the 1960s and probably identical to pogosta disease in finland and to karelian fever in the western ussr. mosquitoes (63,644) collected during this 3 year period yielded 21 virus strains. ockelbo virus isolations were from culiseta morsitans (5 strains), culex pipiens and/or cx. torrentium (6 strains), and aedes cinereus (3 strains). inkoo ...19892572178
diel activity patterns of blood-seeking anthropophilic mosquitoes in central sweden.1. blood-seeking diel activity cycles of mosquitoes are described from 24 h landing catches on human bait in a field and a forest habitat during june-august in central sweden. 2. daytime activity in the field was low or absent, whilst in the forest activity was relatively even throughout the diel. 3. in both habitats, activity peaks generally occurred about sunset and sunrise and were more distinct in the field than in the forest. 4. data from this and other studies show that, in general, aedes ...19882908783
california virus in new york state. isolation and characterization of california encephalitis virus complex from aedes cinereus. 19695764192
coelomomyces from aedes cinereus and a mosquito iridescent virus of aedes cantans in sweden. 19827130736
dependence of co2-baited suction trap captures on temperature variations.in order to provide better standardized co2-baited trap samples, the relationship between sample size and evening temperatures was studied. adult mosquitoes were collected for 3 h centered on sunset by an automatic interval suction trap baited with co2 in the upper rhine valley, germany. aedes vexans females were most abundant, and their blood-seeking activity showed a significant correlation with the evening's average temperature (r = 0.76, p < or = 0.05). a higher degree of correlation was obt ...19957616192
mosquito and arbovirus surveillance in connecticut, 1991-1992.a surveillance program for mosquito-borne arboviruses was conducted in connecticut following an epizootic of eastern equine encephalitis (eee) in horses and domestic birds during 1990. mosquito trapping was done weekly using co2-baited miniature light traps at 12 freshwater swamp sites that were located mostly in the southeastern portion of the state. trapping was conducted from june 27 to october 11, 1991 and from june 2 to september 30, 1992. totals of 7,435 (1991) and 13,912 (1992) adult fema ...19947707064
sem examination of the eggs of five british aedes species.ultrastructure descriptions are given of the eggs of five british aedes species, namely aedes (aedes) cinereus meigen, aedes (ochlerotatus) cantans (meigen), aedes (ochlerotatus) punctor (kirby), aedes (ochlerotatus) detritus (haliday), and aedes (ochlerotatus) rusticus (rossi). eggs of the first 4 species are broadly cigar/boat-shaped, with those of ae. cinereus being characteristically long and narrow, in contrast to the overall shape of ae. rusticus, which is quite distinct, being in profile ...19979152876
the mosquitoes (diptera: culicidae) in the area of the middle course of the river someşul mare (romania): faunistical and ecological data.the larval and adult mosquito populations in the locality salva and its surroundings on the middle course of the river someşul mare were investigated from march to october 1994. 17 mosquito species (11 as larvae and 13 as adults) were recorded: aedes cataphylla, aedes cantans aedes leucomelas, aedes dorsalis, aedes caspius, aedes vexans, aedes flavescens, aedes cinereus, aedes annulipes, aedes geniculatus, culex modestus, culex pipiens, culex territans, culiseta alaskaensis, anopheles maculipenn ...19989745338
[biology of the ova of aedes cinereus]. 200913656199
epidemiology of west nile virus in connecticut: a five-year analysis of mosquito data 1999-2003.two hundred and ten isolations of west nile virus (wnv) were obtained from 17 mosquito species in six genera in statewide surveillance conducted in connecticut from june through october, 1999-2003. culex pipiens (86), culex salinarius (32), culex restuans (26), culiseta melanura (32), and aedes vexans (12) were implicated as the most likely vectors of wnv in the region based on virus isolation data. culex pipiens was abundant from july through september and is likely involved in early season enz ...200415682518
potential transmission of west nile virus in the british isles: an ecological review of candidate mosquito bridge vectors.west nile virus (wnv) transmitted by mosquitoes (diptera: culicidae) infects various vertebrates, being pathogenic for birds, horses and humans. after its discovery in tropical africa, sporadic outbreaks of wnv occurred during recent decades in eurasia, but not the british isles. wnv reached new york in 1999 and spread to california by 2003, causing widespread outbreaks of west nile encephalitis across north america, transmitted by many species of mosquitoes, mainly culex spp. the periodic reapp ...200515752172
entomopathogenic fungi for mosquito control: a review.fungal diseases in insects are common and widespread and can decimate their populations in spectacular epizootics. virtually all insect orders are susceptible to fungal diseases, including dipterans. fungal pathogens such as lagenidium, coelomomyces and culicinomyces are known to affect mosquito populations, and have been studied extensively. there are, however, many other fungi that infect and kill mosquitoes at the larval and/or adult stage. the discovery, in 1977, of the selective mosquito-pa ...200415861235
mosquito surveillance for west nile virus in southeastern wisconsin--2002.in 2001, west nile virus (wnv) was identified among dead american crows and bluejays in five counties in southeastern wisconsin. in response to the introduction of wnv, a pilot mosquito surveillance program was initiated in these five southeastern wisconsin counties during the summer of 2002. forty sites were selected for surveillance one night each week during a 17-week period. mosquitoes were collected in carbon dioxide-baited light traps and gravid traps. during the study period 31,419 mosqui ...200315931283
possible ecology and epidemiology of medically important mosquito-borne arboviruses in great britain.nine different arboviruses are known to be transmitted by, or associated with, mosquitoes in europe, and several (west nile, sindbis and tahyna viruses) are reported to cause outbreaks of human disease. although there have been no reported human cases in great britain (gb), there have been no published in-depth serological surveys for evidence of human infection. this paper investigates the ecological and entomological factors that could influence or restrict transmission of these viruses in gb, ...200716893487
west nile virus from female and male mosquitoes (diptera: culicidae) in subterranean, ground, and canopy habitats in connecticut.in total, 93,532 female mosquitoes (diptera: culicidae) were captured in traps placed in subterranean (catch basin), ground (approximately 1.5 m above ground), and canopy (approximately 7.0 m above ground) habitats in stamford and stratford, ct, during 2003-2005. culex pipiens l. was the most abundant (64.8%) of the 31 species identified. significantly greater numbers of cx. pipiens were captured in canopy-placed mosquito magnet experimental traps, and significantly greater numbers were collecte ...200617017241
nocturnal activity of mosquitoes (diptera: culicidae) in a west nile virus focus in connecticut.six species of mosquitoes (diptera: culicidae) were collected in sufficient numbers for analysis in segregating traps set at 2-h intervals by using co2 and light as attractants in a west nile virus (family flaviviridae, genus flavivirus, wnv) focus in stratford, ct. the kolmogorov-smirnov one-sided test for two samples was used to analyze the data. mosquito activity began shortly before sunset and continued until shortly after sunrise the next morning. all species had geometric means that were s ...200718047212
isolations of jamestown canyon virus (bunyaviridae: orthobunyavirus) from field-collected mosquitoes (diptera: culicidae) in connecticut, usa: a ten-year analysis, 1997-2006.jamestown canyon virus (jcv) (bunyaviridae: orthobunyavirus) is a mosquito-borne zoonosis belonging to the california serogroup. it has a wide geographic distribution, occurring throughout much of temperate north america. white-tailed deer, odocoileus virginianus are the principal amplification hosts, and boreal aedes and ochlerotatus mosquitoes are the primary vectors. a 10-year study was undertaken to identify potential mosquito vectors in connecticut, quantify seasonal prevalence rates of inf ...200818386967
mosquito species richness, composition, and abundance along habitat-climate-elevation gradients in the northern colorado front range.we exploited elevation gradients (1,500-2,400 m) ranging from plains to montane areas along the poudre river and big thompson river in the northern colorado front range to determine how mosquito species richness, composition, and abundance change along natural habitat-climate-elevation gradients. mosquito collections in 26 sites in 2006 by using co2-baited cdc light traps yielded a total of 7,136 identifiable mosquitoes of 27 species. commonly collected species included aedes vexans (meigen) (n ...200818714885
francisella tularensis: an arthropod-borne pathogen.arthropod transmission of tularemia occurs throughout the northern hemisphere. few pathogens show the adaptability of francisella tularensis to such a wide array of arthropod vectors. nonetheless, arthropod transmission of f. tularensis was last actively investigated in the first half of the 20th century. this review will focus on arthropod transmission to humans with respect to vector species, modes of transmission, geographic differences and f. tularensis subspecies and clades.200918950590
host-feeding patterns of potential mosquito vectors in connecticut, u.s.a.: molecular analysis of bloodmeals from 23 species of aedes, anopheles, culex, coquillettidia, psorophora, and uranotaenia.we evaluated the blood-feeding patterns in several mosquito species that may serve as vectors of disease agents in the northeastern united states. blood-fed mosquitoes were collected from 91 different sites throughout connecticut over a 6-yr period (june-october 2002-2007), and the host-feeding patterns of 23 mosquito species representing six genera were examined by using a polymerase chain reaction-based assay and sequencing portions of the cytochrome b gene of mitochondrial dna. this study was ...200819058640
characterization of a novel flavivirus from mosquitoes in northern europe that is related to mosquito-borne flaviviruses of the tropics.a novel flavivirus was isolated from mosquitoes in finland, representing the first mosquito-borne flavivirus from northern europe. the isolate, designated lammi virus (lamv), was antigenically cross-reactive with other flaviviruses and exhibited typical flavivirus morphology as determined by electron microscopy. the genomic sequence of lamv was highly divergent from the recognized flaviviruses, and yet the polyprotein properties resembled those of mosquito-borne flaviviruses. phylogenetic analys ...200919570865
a duplex real-time reverse transcriptase polymerase chain reaction assay for the detection of california serogroup and cache valley viruses.a duplex taqman real-time reverse transcriptase polymerase chain reaction (pcr) assay was developed for the detection of california (cal) serogroup viruses and cache valley virus (cvv), for use in human surveillance. the targets selected for the assay were the sequences encoding the nucleocapsid protein of cal and the g1 glycoprotein of cvv. conserved regions were selected by aligning genetic sequences from various strains available in the genbank database. primers and probes were selected in co ...200919748425
blood feeding patterns of mosquitoes: random or structured?abstract:201020205866
lack of evidence for the presence of mosquito-borne arboviruses in the upper rhine valley, germany, in 1999 to 2000. 201020592140
novel spirochetes isolated from mosquitoes and black flies in the czech republic.during the years 1999-2002, a total of 4,898 individuals of 26 species of hematophagous insects (4,149 mosquitoes, 583 black flies, and 166 tabanid flies) was examined for the presence of spirochetes using dark-field microscopy. there was an overall recovery of spirochetes from the midguts of culicidae and simuliidae of 23.5% and 11.4%, respectively. spirochetes were not detected in tabanidae. seven spirochetal strains have been successfully recovered from mosquitoes and black flies: br149 (cule ...201020618647
molecular detection of persistent francisella tularensis subspecies holarctica in natural waters.tularemia, caused by the bacterium francisella tularensis, where f. tularensis subspecies holarctica has long been the cause of endemic disease in parts of northern sweden. despite this, our understanding of the natural life-cycle of the organism is still limited. during three years, we collected surface water samples (n = 341) and sediment samples (n = 245) in two areas in sweden with endemic tularemia. real-time pcr screening demonstrated the presence of f. tularenis lpna sequences in 108 (32% ...201020885922
eastern equine encephalitis virus in mosquitoes and their role as bridge vectors.eastern equine encephalitis virus (eeev) is maintained in an enzootic cycle involving culiseta melanura mosquitoes and avian hosts. other mosquito species that feed opportunistically on mammals have been incriminated as bridge vectors to humans and horses. to evaluate the capacity of these mosquitoes to acquire, replicate, and potentially transmit eeev, we estimated the infection prevalence and virus titers in mosquitoes collected in connecticut, usa, by cell culture, plaque titration, and quant ...201021122215
detection of mosquito-only flaviviruses in europe.the genus flavivirus, family flaviviridae, includes a number of important arthropod-transmitted human pathogens such as dengue viruses, west nile virus, japanese encephalitis virus and yellow fever virus. in addition, the genus includes flaviviruses without a known vertebrate reservoir, which have been detected only in insects, particularly in mosquitoes, such as cell fusing agent virus, kamiti river virus, culex flavivirus, aedes flavivirus, quang binh virus, nakiwogo virus and calbertado virus ...201222377581
roles of host species, geographic separation, and isolation in the seroprevalence of jamestown canyon and snowshoe hare viruses in newfoundland.california serogroup viruses, including jamestown canyon virus (jcv) and snowshoe hare virus (sshv), are mosquito-borne members of the bunyaviridae family and are endemic across north america. these arboviruses are potential pathogens which occasionally cause neuroinvasive disease in humans and livestock. a neutralization assay was used to document jcv and sshv seroprevalence using blood collected from a variety of domestic and wildlife host species. these species were sampled in an island setti ...201222798366
nationwide inventory of mosquito biodiversity (diptera: culicidae) in belgium, europe.to advance our restricted knowledge on mosquito biodiversity and distribution in belgium, a national inventory started in 2007 (modirisk) based on a random selection of 936 collection points in three main environmental types: urban, rural and natural areas. additionally, 64 sites were selected because of the risk of importing a vector or pathogen in these sites. each site was sampled once between may and october 2007 and once in 2008 using mosquito magnet liberty plus traps. diversity in pre-def ...201222971463
detection of a new insect flavivirus and isolation of aedes flavivirus in northern italy.during recent years, numerous novel 'insect flaviviruses' have been discovered in natural mosquito populations. in a previous study we described the presence of flavivirus dna sequences integrated in aedes albopictus (asian tiger mosquito) populations from northern italy in 2007.201223043958
north american wetlands and mosquito control.wetlands are valuable habitats that provide important social, economic, and ecological services such as flood control, water quality improvement, carbon sequestration, pollutant removal, and primary/secondary production export to terrestrial and aquatic food chains. there is disagreement about the need for mosquito control in wetlands and about the techniques utilized for mosquito abatement and their impacts upon wetlands ecosystems. mosquito control in wetlands is a complex issue influenced by ...201223222252
a tyrosine-to-histidine switch at position 18 of the ross river virus e2 glycoprotein is a determinant of virus fitness in disparate hosts.arthritogenic alphaviruses are human pathogens maintained in nature through alternating replication in vertebrates and mosquitoes. using chimeric viruses, we previously reported that replacement of the pe2 coding region of the t48 strain of ross river virus (rrv-t48) with that from the attenuated dc5692 strain, which differ by 7 amino acids, resulted in an attenuated disease phenotype in a mouse model of rrv-induced rheumatic disease. here, we demonstrate that introduction of one of these amino ...201323514884
dirofilaria repens microfilariae in aedes vexans mosquitoes in slovakia.in this study, we screened field-caught mosquitoes for presence of dirofilaria spp. by using a polymerase chain reaction (pcr) assay. potential occurrence of dirofilaria repens and dirofilaria immitis microfilariae was examined in 3,600 mosquitoes of eight species (aedes vexans, aedes cinereus, aedes rossicus, culex pipiens, culiseta annulata, ochlerotatus sticticus, ochlerotatus cantans and ochlerotatus caspius) collected from five locations in two districts (kosice and trebisov) of eastern slo ...201323846240
comparison of fatty acid contents and composition in major lipid classes of larvae and adults of mosquitoes (diptera: culicidae) from a steppe region.emerging aquatic insects, including mosquitoes, are known to transfer to terrestrial ecosystems specific essential biochemicals, such as polyunsaturated fatty acids (pufa). we studied fatty acid (fa) composition and contents of dominant mosquito populations (diptera: culicidae), that is, anopheles messeae, ochlerotatus caspius, oc. flavescens, oc. euedes, oc. subdiversus, oc. cataphylla, and aedes cinereus, inhabited a steppe wetland of a temperate climate zone to fill up the gap in their lipid ...201323956110
monitoring resistance to bacillus thuringiensis subsp. israelensis in the field by performing bioassays with each cry toxin separately.bacillus thuringiensis subsp. israelensis (bti) is increasingly used worldwide for mosquito control and is the only larvicide used in the french rhône-alpes region since decades. the artificial selection of mosquitoes with field-persistent bti collected in breeding sites from this region led to a moderate level of resistance to bti, but to relatively high levels of resistance to individual bti cry toxins. based on this observation, we developed a bioassay procedure using each bti cry toxin separ ...024037105
francisella tularensis subspecies holarctica occurs in swedish mosquitoes, persists through the developmental stages of laboratory-infected mosquitoes and is transmissible during blood feeding.in sweden, mosquitoes are considered the major vectors of the bacterium francisella tularensis subsp. holarctica, which causes tularaemia. the aim of this study was to investigate whether mosquitoes acquire the bacterium as aquatic larvae and transmit the disease as adults. mosquitoes sampled in a swedish area where tularaemia is endemic (örebro) were positive for the presence of f. tularensis deoxyribonucleic acid throughout the summer. presence of the clinically relevant f. tularensis subsp. h ...201324057273
ecological niche modelling of potential west nile virus vector mosquito species and their geographical association with equine epizootics in italy.in italy, west nile virus (wnv) equine outbreaks have occurred annually since 2008. characterizing wnv vector habitat requirements allows for the identification of areas at risk of viral amplification and transmission. maxent-based ecological niche models were developed using literature records of 13 potential wnv italian vector mosquito species to predict their habitat suitability range and to investigate possible geographical associations with wnv equine outbreak occurrence in italy from 2008 ...201424121802
european surveillance for west nile virus in mosquito populations.a wide range of arthropod-borne viruses threaten both human and animal health either through their presence in europe or through risk of introduction. prominent among these is west nile virus (wnv), primarily an avian virus, which has caused multiple outbreaks associated with human and equine mortality. endemic outbreaks of west nile fever have been reported in italy, greece, france, romania, hungary, russia and spain, with further spread expected. most outbreaks in western europe have been due ...201324157510
molecular detection of dirofilaria immitis, dirofilaria repens and setaria tundra in mosquitoes from germany.as a result of globalization and climate change, dirofilaria immitis and dirofilaria repens, the causative agents of dirofilariosis in europe, continue to spread from endemic areas in the mediterranean to northern and northeastern regions of europe where autochthonous cases of dirofilarial infections have increasingly been observed in dogs and humans. whilst d. repens was recently reported from mosquitoes in putatively non-endemic areas, d. immitis has never been demonstrated in mosquitoes from ...201424433279
field evaluation of four widely used mosquito traps in central europe.to monitor adult mosquitoes several trapping devices are available. these are differently constructed and use various mechanisms for mosquito attraction, thus resulting in different trapping sensitivities and efficacies for the various species. mosquito monitoring and surveillance programs in europe use various types of mosquito traps, but only a few comparisons have been conducted so far. this study compared the performance of four commercial trapping devices, which are commonly used in europe.201424924481
novel flaviviruses from mosquitoes: mosquito-specific evolutionary lineages within the phylogenetic group of mosquito-borne flaviviruses.novel flaviviruses that are genetically related to pathogenic mosquito-borne flaviviruses (mbfv) have been isolated from mosquitoes in various geographical locations, including finland. we isolated and characterized another novel virus of this group from finnish mosquitoes collected in 2007, designated as ilomantsi virus (ilov). unlike the mbfv that infect both vertebrates and mosquitoes, the mbfv-related viruses appear to be specific to mosquitoes similar to the insect-specific flaviviruses (is ...201425108382
lack of evidence for the presence of schmallenberg virus in mosquitoes in germany, 2011.in 2011, a novel orthobunyavirus of the simbu serogroup was discovered near the german-dutch border and named schmallenberg virus (sbv). so far, sbv genome has been detected in various field-collected culicoides species; however, other members of the simbu serogroup are also transmitted by mosquitoes.201425174354
epidemiology of tularemia.tularemia is considered to have existed in anatolia for several thousand years. there are suspicions regarding its use in biological warfare in the neshite-arzawan conflict. the causative agent of tularemia may have first been used as a biological weapon in 1320-1318 bc. the disease has recently become a significant re-emerging disease globally as well as in turkey. in the period of 2001-2010, kosovo had the highest annual incidence in europe at a rate of 5.2 per 100,000. sweden, finland, slovak ...201425207161
monitoring of west nile virus in mosquitoes between 2011-2012 in hungary.west nile virus (wnv) is a widely distributed mosquito-borne flavivirus. wnv strains are classified into several genetic lineages on the basis of phylogenetic differences. whereas lineage 1 viruses are distributed worldwide, lineage 2 wnv was first detected outside of africa in hungary in 2004. since then, wnv-associated disease and mortality in animal and human hosts have been documented periodically in hungary. after the first detection of wnv from a pool of culex pipiens mosquitoes in 2010, s ...025229703
mosquitoes (diptera: culicidae) and their relevance as disease vectors in the city of vienna, austria.mosquitoes (diptera: culicidae) are important vectors for a wide range of pathogenic organisms. as large parts of the human population in developed countries live in cities, the occurrence of vector-borne diseases in urban areas is of particular interest for epidemiologists and public health authorities. in this study, we investigated the mosquito occurrence in the city of vienna, austria, in order to estimate the risk of transmission of mosquito-borne diseases. mosquitoes were captured using di ...201425468380
arboviruses in north dakota, 2003-2006.to investigate arbovirus transmission in north dakota, we collected and screened mosquitoes for viral infection by vero cell culture assay. seven viruses were isolated from 13 mosquito species. spatial and temporal distributions of the important vectors of west nile virus (wnv), cache valley virus, jamestown canyon virus (jcv), and trivittatus virus are reported. snowshoe hare virus, potosi virus, and western equine encephalomyelitis virus were also isolated. the risks of culex tarsalis and aede ...201425487728
insect-specific flaviviruses: a systematic review of their discovery, host range, mode of transmission, superinfection exclusion potential and genomic organization.there has been a dramatic increase in the number of insect-specific flaviviruses (isfs) discovered in the last decade. historically, these viruses have generated limited interest due to their inability to infect vertebrate cells. this viewpoint has changed in recent years because some isfs have been shown to enhance or suppress the replication of medically important flaviviruses in co-infected mosquito cells. additionally, comparative studies between isfs and medically important flaviviruses can ...201525866904
impacts of the creation, expansion and management of english wetlands on mosquito presence and abundance - developing strategies for future disease mitigation.the incidence of mosquito-borne diseases is increasing in europe, partly due to the incursion of a number of invasive species known to be vectors of dengue and chikungunya viruses, but also due to the involvement of native species in the transmission of west nile virus and malaria. for some of these pathogens, there is a risk of the re-emergence of vector-borne diseases that were once widespread in europe, but declined partly due to large-scale land-drainage projects. some mosquito species explo ...201525889666
culex torrentium mosquito role as major enzootic vector defined by rate of sindbis virus infection, sweden, 2009.we isolated sindbis virus (sinv) from the enzootic mosquito vectors culex torrentium, cx. pipiens, and culiseta morsitans collected in an area of sweden where sinv disease is endemic. the infection rate in cx. torrentium mosquitoes was exceptionally high (36 infections/1,000 mosquitoes), defining cx. torrentium as the main enzootic vector of sinv in scandinavia.025898013
hyperparasitism of mosquitoes by water mite larvae.hyperparasitism of ectoparasitic water mite larvae on mosquitoes is still a neglected relationship and was investigated only in a few studies. we analysed 2313 female mosquitoes from six different sampling localities with regard to their degree of parasitism with water mite larvae. in total, we found 38 mosquito individuals parasitized by 93 water mite larvae, ranging from 1 to 12 larvae per mosquito. water mite larvae detected are members of the two species parathyas cf. barbigera (n = 92) and ...201525899329
seasonal dynamics and habitat specificity of mosquitoes in an english wetland: implications for uk wetland management and restoration.we engaged in field studies of native mosquitoes in a cambridgeshire fen, investigating a) the habitat specificity and seasonal dynamics of our native fauna in an intensively managed wetland, b) the impact of water-level and ditch management, and c) their colonization of an arable reversion to flooded grassland wetland expansion project. studies from april to october, 2010 collected 14,000 adult mosquitoes (15 species) over 292 trap-nights and ∼4,000 pre-imaginal mosquitoes (11 species). open fl ...201526047189
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 ...201526226613
molecular species identification, host preference and detection of myxoma virus in the anopheles maculipennis complex (diptera: culicidae) in southern england, uk.determining the host feeding patterns of mosquitoes by identifying the origin of their blood-meals is an important part of understanding the role of vector species in current and future disease transmission cycles. collecting large numbers of blood-fed mosquitoes from the field is difficult, therefore it is important to maximise the information obtained from each specimen. this study aimed to use mosquito genome sequence to identify the species within anopheles maculipennis sensu lato (an. macul ...201526271277
insect-specific virus discovery: significance for the arbovirus community.arthropod-borne viruses (arboviruses), especially those transmitted by mosquitoes, are a significant cause of morbidity and mortality in humans and animals worldwide. recent discoveries indicate that mosquitoes are naturally infected with a wide range of other viruses, many within taxa occupied by arboviruses that are considered insect-specific. over the past ten years there has been a dramatic increase in the literature describing novel insect-specific virus detection in mosquitoes, which has p ...201526378568
direct pcr of indigenous and invasive mosquito species: a time- and cost-effective technique of mosquito barcoding.millions of people die each year as a result of pathogens transmitted by mosquitoes. however, the morphological identification of mosquito species can be difficult even for experts. the identification of morphologically indistinguishable species, such as members of the anopheles maculipennis complex (diptera: culicidae), and possible hybrids, such as culex pipiens pipiens/culex pipiens molestus (diptera: culicidae), presents a major problem. in addition, the detection and discrimination of newly ...201526663040
global emergence of alphaviruses that cause arthritis in humans.arthropod-borne viruses (arboviruses) may cause severe emerging and re-emerging infectious diseases, which pose a significant threat to human and animal health in the world today. these infectious diseases range from mild febrile illnesses, arthritis, and encephalitis to haemorrhagic fevers. it is postulated that certain environmental factors, vector competence, and host susceptibility have a major impact on the ecology of arboviral diseases. presently, there is a great interest in the emergence ...201526689654
pilot longitudinal mosquito surveillance study in the danube delta biosphere reserve and the first reports of anopheles algeriensis theobald, 1903 and aedes hungaricus mihályi, 1955 for romania.mosquito-borne viruses (moboviruses) are of growing importance in many countries of europe. in romania and especially in the danube delta biosphere reserve (ddbr), mosquito and mobovirus surveillance are not performed on a regular basis. however, this type of study is crucially needed to evaluate the risk of pathogen transmission, to understand the ecology of emerging moboviruses, or to plan vector control programmes.201627066827
host-feeding patterns of mosquito species in germany.mosquito-borne pathogens are of growing importance in many countries of europe including germany. at the same time, the transmission cycles of most mosquito-borne pathogens (e.g. viruses or filarial parasites) are not completely understood. there is especially a lack of knowledge about the vector capacity of the different mosquito species, which is strongly influenced by their host-feeding patterns. while this kind of information is important to identify the relevant vector species, e.g. to dire ...201627259984
host associations of mosquitoes at eastern equine encephalitis virus foci in connecticut, usa.eastern equine encephalitis virus (eeev) is a highly pathogenic mosquito-borne arbovirus, with active transmission foci in freshwater hardwood swamps in eastern north america, where enzootic transmission is maintained between the ornithophilic mosquito, culiseta melanura, and wild passerine birds. the role of other locally abundant mosquito species in virus transmission and their associations with vertebrate hosts as sources of blood meals within these foci are largely unknown but are of importa ...201627577939
circulation of dirofilaria repens and dirofilaria immitis in moldova.over the last two decades, a significant spread of dirofilariasis has been observed in eastern and central europe. however, data on the circulation of dirofilaria spp. in moldova were absent although direct neighbor states reported high incidence rates of human dirofilariasis.201627912786
vector competence of some mosquito species from canada for zika virus.the recent introduction of zika virus (zikv) into the americas and the occurrence of birth defects associated with infection during pregnancy have created a concern about the spread of this virus into more northern countries in the americas. therefore, we examined several species of mosquitoes found in southern manitoba, canada, for their susceptibility to infection and their ability to transmit zikv. aedes cinereus, ae. euedes, ae. fitchii, ae. sticticus, ae. vexans, coquillettidia perturbans, ...201729369018
which mosquitoes (diptera: culicidae) are candidates for dna extraction in forensic practice?mosquitoes can be of importance in forensic context as a source of the perpretator's dna. the aim of this study was to find how can we optimize the selection of appropriate mosquito individuals. the study was based on the data of 177833 trapped female mosquitoes and 105236 individuals which were collected directly from human skin. the mean human-specific biting willingness value of aedes species was the highest (mean: 0.8). significant differences were found between the human-specific biting wil ...201830005339
wolbachia symbionts in mosquitoes: intra- and intersupergroup recombinations, horizontal transmission and evolution.many mosquitoes harbour wolbachia symbionts that could affect the biology of their host in different ways. evolutionary relationships of mosquitoes' wolbachia infection, geographical distribution and symbiont prevalence in many mosquito species are not yet clear. here, we present the results of wolbachia screening of 17 mosquito species of four genera-aedes, anopheles, coquillettidia and culex collected from five regions of eastern europe and the caucasus in 2012-2016. based on multilocus sequen ...201930708172
[(the fauna of bloodsucking mosquitoes in the nizhny novgorod region, their infection with dirofilaria and endosymbiotic bacteria)].the fauna of bloodsucking mosquitoes in the nizhny novgorod region is represented by 11 species from 5 genera of the family culicidae. during 2014-2015, the predominant species were ochlerotatus cantans and aedes cinereus mosqui- toes in both a population aggregate and woodland. the infected mosquitoes accounted for 1.3% of their total number and were registered only in the village of fokino. the investigators identified two human pathogenic nematode species: diro- filaria immits and dirofilaria ...201730721615
sindbis virus polyarthritis outbreak signalled by virus prevalence in the mosquito vectors.polyarthritis and rash caused by sindbis virus (sinv), was first recognised in northern europe about 50 years ago and is known as ockelbo disease in sweden and pogosta disease in finland. this mosquito-borne virus occurs mainly in tropical and sub-tropical countries, and in northern europe it is suggested to cause regularly reoccurring outbreaks. here a seven-year cycle of sinv outbreaks has been referred to in scientific papers, although the hypothesis is based solely on reported human cases. i ...201931465453
mosquitoes of north-western europe as potential vectors of arboviruses: a review.the intensification of trade and travel is linked to the growing number of imported cases of dengue, chikungunya or zika viruses into continental europe and to the expansion of invasive mosquito species such as aedes albopictus and aedes japonicus. local outbreaks have already occurred in several european countries. very little information exists on the vector competence of native mosquitoes for arboviruses. as such, the vectorial status of the nine mosquito species largely established in north- ...201931739553
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