| forecasting the spatial and seasonal dynamic of aedes albopictus oviposition activity in albania and balkan countries. | the increasing spread of the asian tiger mosquito, aedes albopictus, in europe and us raises public health concern due to the species competence to transmit several exotic human arboviruses, among which dengue, chikungunya and zika, and urges the development of suitable modeling approach to forecast the spatial and temporal distribution of the mosquito. here we developed a dynamical species distribution modeling approach forecasting ae. albopictus eggs abundance at high spatial (0.01 degree wgs8 ... | 2018 | 29432489 |
| larval superiority of culex pipiens to aedes albopictus in a replacement series experiment: prospects for coexistence in germany. | the asian tiger mosquito aedes albopictus is an extremely invasive, globally distributed and medically important vector of various human and veterinary pathogens. in germany, where this species was recently introduced, its establishment may become modulated by interspecific competition from autochthonous mosquito species, especially culex pipiens (s.l.). while competitive superiority of ae. albopictus to cx. pipiens (s.l.) has been described elsewhere, it has not been assessed in the epidemiolog ... | 2018 | 29394910 |
| igg antibody responses to the aedes albopictus 34k2 salivary protein as novel candidate marker of human exposure to the tiger mosquito. | mosquitoes of the aedes genus transmit arboviruses of great importance to human health as dengue, chikungunya, zika and yellow fever. the tiger mosquito aedes albopictus can play an important role as arboviral vector, especially when aedes aegypti is absent or present at low levels. remarkably, the rapid worldwide spreading of the tiger mosquito is expanding the risk of arboviral transmission also to temperate areas, and the autochthonous cases of chikungunya, dengue and zika in europe emphasize ... | 2020 | 32850479 |
| progressive invasion of aedes albopictus in northern spain in the period 2013-2018 and a possible association with the increase in insect bites. | 1) background: aedes albopictus has rapidly expanded throughout europe, becoming a public health concern in the mediterranean basin. 2) methods: following the detection of ae. albopictus in the southwestern french region of aquitaine in 2012, an entomological surveillance programme was implemented in the basque country (northern spain) in 2013. 3) results: ae. albopictus eggs were first detected in 2014 in a transited parking area in the northeastern sampling point, 22 km away from the nearest f ... | 2020 | 32143518 |
| a novel anphevirus in aedes albopictus mosquitoes is distributed worldwide and interacts with the host rna interference pathway. | the asian tiger mosquito aedes albopictus is a competent vector for several human arboviruses including dengue, chikungunya and zika viruses. mosquitoes also harbor insect-specific viruses (isvs) that may modulate host physiology and potentially affect the transmission of viruses that are pathogenic to vertebrates, thus representing a potential tool for vector control strategies. in ae. albopictus we identified a novel anphevirus (family xinmoviridae; order mononegavirales) provisionally designa ... | 2020 | 33172032 |
| syzygium samarangense leaf infusion as aedes albopictus (diptera: culicidae) ovitrap bait. | adding lures can improve the efficiency of mosquito ovitraps used for monitoring or in attract-and-kill pest management. easily produced, low-to-no cost bait would be ideal for remote field sites and community-run vector management. plant infusions are popular ovitrap baits for their low cost and potent attractiveness, attributed either to the plants or their microbiomes. we tested fermented leaf infusions of the wax apple tree, syzygium samarangense (blume) merr. & perry, as bait in lethal ovit ... | 2020 | 33125477 |
| zanzamapp: a scalable citizen science tool to monitor perception of mosquito abundance and nuisance in italy and beyond. | mosquitoes represent a considerable nuisance and are actual/potential vectors of human diseases in europe. costly and labour-intensive entomological monitoring is needed to correct planning of interventions aimed at reducing nuisance and the risk of pathogen transmission. the widespread availability of mobile phones and of massive internet connections opens the way to the contribution of citizen in complementing entomological monitoring. zanzamapp is the first mobile "mosquito" application for s ... | 2020 | 33121060 |
| aedes albopictus (diptera: culicidae) monitoring in the lazio region (central italy). | the asian tiger mosquito aedes albopictus (skuse 1894) is assuming an ever-increasing importance as invasive species in europe and consequently as human health and nuisance concern. in central italy, the species has been recently involved in a chikungunya outbreak. a 3 yr ae. albopictus monitoring was carried out in 21 municipalities of the lazio region (central italy), belonging to three provinces. samplings were performed on a weekly basis using ovitraps, in order to investigate climatic and s ... | 2020 | 33107575 |
| long-term mosquito culture with skitosnack, an artificial blood meal replacement. | the reliance on blood is a limiting factor for mass rearing of mosquitoes for sterile-insect-technique (sit) and other mosquito-based control strategies. to solve this problem, we have developed skitosnack, a formulated diet for aedes aegypti (l) mosquitoes, as an alternative for vertebrate blood. here we addressed the question if long-term yellow fever mosquito culture with skitosnack resulted in changed life history traits and fitness of the offspring compared to blood-raised mosquitoes. we al ... | 2020 | 32941432 |
| improved reference genome of the arboviral vector aedes albopictus. | the asian tiger mosquito aedes albopictus is globally expanding and has become the main vector for human arboviruses in europe. with limited antiviral drugs and vaccines available, vector control is the primary approach to prevent mosquito-borne diseases. a reliable and accurate dna sequence of the ae. albopictus genome is essential to develop new approaches that involve genetic manipulation of mosquitoes. | 2020 | 32847630 |
| transcriptional variation of sensory-related genes in natural populations of aedes albopictus. | the asian tiger mosquito, aedes albopictus, is a highly dangerous invasive vector of numerous medically important arboviruses including dengue, chikungunya and zika. in four decades it has spread from tropical southeast asia to many parts of the world in both tropical and temperate climes. the rapid invasion process of this mosquito is supported by its high ecological and genetic plasticity across different life history traits. our aim was to investigate whether wild populations, both native and ... | 2020 | 32767966 |
| comparative analysis of the bacterial and fungal communities in the gut and the crop of aedes albopictus mosquitoes: a preliminary study. | the asian tiger mosquito aedes albopictus is a major pathogen vector and one of the world's most invasive species. in recent years, the study of mosquito-associated microbiota has received growing interest for reducing transmission of mosquito-borne pathogens. most of studies on mosquito microbiota mainly focused on the gut bacteria. however, microorganisms can also colonize other organs and are not restricted to bacteria. in mosquitoes, the crop is the primary storage organ for sugars from the ... | 2020 | 32752163 |
| population genomics of two invasive mosquitoes (aedes aegypti and aedes albopictus) from the indo-pacific. | the arbovirus vectors aedes aegypti (yellow fever mosquito) and ae. albopictus (asian tiger mosquito) are both common throughout the indo-pacific region, where 70% of global dengue transmission occurs. for ae. aegypti all indo-pacific populations are invasive, having spread from an initial native range of africa, while for ae. albopictus the indo-pacific includes invasive populations and those from the native range: putatively, india to japan to southeast asia. this study analyses the population ... | 2020 | 32678817 |
| asian tiger mosquito in yucatan peninsula: first record of aedes (stegomyia) albopictus (diptera: culicidae) in campeche, mexico. | this report describes the presence of aedes albopictus skuse (diptera: culicidae) in yucatan peninsula and represents the first record of the asian tiger invasive mosquito in campeche state, southeastern mexico. we collected specimens using 11,326 ovitraps put into houses of urban and rural areas, as part of the entomological surveillance by the local ministry of health from january 2019 to february 2020. we found ae. albopictus in five of the 12 municipalities of campeche (san francisco de camp ... | 2020 | 32623458 |
| bioassay and molecular monitoring of insecticide resistance status in aedes albopictus populations from greece, to support evidence-based vector control. | aedes albopictus has a well-established presence in southern european countries, associated with recent disease outbreaks (e.g. chikungunya). development of insecticide resistance in the vector is a major concern as its control mainly relies on the use of biocides. data on the species' resistance status are essential for efficient and sustainable control. to date the insecticide resistance status of ae. albopictus populations from greece against major insecticides used in vector control remains ... | 2020 | 32600453 |
| landscape does matter: disentangling founder effects from natural and human-aided post-introduction dispersal during an ongoing biological invasion. | environmental features impacting the spread of invasive species after introduction can be assessed using population genetic structure as a quantitative estimation of effective dispersal at the landscape scale. however, in the case of an ongoing biological invasion, deciphering whether genetic structure represents landscape connectivity or founder effects is particularly challenging. we examined the modes of dispersal (natural and human-aided) and the factors (landscape or founders history) shapi ... | 2020 | 32597498 |
| incursion pathways of the asian tiger mosquito (aedes albopictus) into australia contrast sharply with those of the yellow fever mosquito (aedes aegypti). | understanding pest incursion pathways is critical for preventing new invasions and for stopping the transfer of alleles that reduce the efficacy of local control methods. the mosquitoes aedes albopictus (skuse) and ae. aegypti (linnaeus) are both highly invasive disease vectors, and through a series of ongoing international incursions are continuing to colonize new regions and spread insecticide resistance alleles among established populations. this study uses high-resolution molecular markers a ... | 2020 | 32592440 |
| monitoring of alien mosquitoes in western austria (tyrol, austria, 2018). | mosquitoes are of major importance to human and animal health due to their ability to transmit various pathogens. in europe the role of mosquitoes in public health has increased with the introduction of alien aedes mosquitoes such as the asian tiger mosquito, aedes albopictus; the asian bush mosquito, ae. japonicus; and ae. koreicus. in austria, ae. japonicus has established populations in various regions of the country. aedes albopictus is not known to overwinter in austria, although isolated f ... | 2020 | 32574163 |
| knowledge, attitude and practices towards the tiger mosquito aedes albopictus. a questionnaire based survey in lazio region (italy) before the 2017 chikungunya outbreak. | the invasion of aedes albopictus has played a major role in the resurgence of mosquito-borne diseases in italy, generating the two largest chikungunya outbreaks in europe (2007, 2017). knowledge, attitude and practice (kap) are important in order to prevent aedes-borne disease transmission, yet so far they have not been assessed. to this scope we used multivariate logistic regression to investigate kap of citizen-to-aedes ecology and transmitted diseases. data were collated by a structured quest ... | 2020 | 32503246 |
| elevational distribution of the asian tiger mosquito, aedes albopictus, in the inland mountain area of nagano and yamanashi prefectures, japan. | nagano and yamanashi prefectures of japan comprise an inland mountain area that extends widely north and south, with elevation varying greatly by location. mosquitoes transmitting infectious disease have a diversity of habitats in nagano and yamanashi, and many species can be expected there. however, there have been few reports on mosquito fauna; in particular, little information is available on mosquitoes such as aedes albopictus. the mosquito fauna was investigated to clarify their elevational ... | 2020 | 32497476 |
| rapid adaptive evolution of the diapause program during range expansion of an invasive mosquito. | in temperate climates, the recurring seasonal exigencies of winter represent a fundamental physiological challenge for a wide range of organisms. in response, many temperate insects enter diapause, an alternative developmental program, including developmental arrest, that allows organisms to synchronize their life cycle with seasonal environmental variation. geographic variation in diapause phenology contributing to local climatic adaptation is well documented. however, few studies have examined ... | 2020 | 32490563 |
| association of salivary cholinesterase with arthropod vectors of disease. | acetylcholinesterase (ache) was previously reported to be present in saliva of the southern cattle tick, rhipicephalus (boophilus) microplus (canestrini), with proposed potential functions to 1) reduce acetylcholine toxicity during rapid engorgement, 2) modulate host immune responses, and 3) to influence pathogen transmission and establishment in the host. potential modulation of host immune responses might include participation in salivary-assisted transmission and establishment of pathogens in ... | 2020 | 32459332 |
| formation of functional innexin hemichannels, as well as gap junctional channels, in an insect cell line, nias-aeal-2, derived from asian tiger mosquito aedes albopictus (diptera: culicidae): a partial but significant contribution of innexin 2. | in vertebrates, gap junctions and hemichannels consisting of connexins are important cell surface structures for communication with neighboring cells and for the regulation of various cell functions. to date, various gap-junction-related proteins have been found, including innexins in invertebrates and pannexins in vertebrates. significant contributions of gap junctions by innexins and (hemi-)channels by pannexins to numerous functions have been reported. verification of the presence and functio ... | 2020 | 32446763 |
| practical management plan for invasive mosquito species in europe: i. asian tiger mosquito (aedes albopictus). | aedes albopictus, also known as the "asian tiger mosquito", is an invasive mosquito species to europe causing high concern in public health due to its severe nuisance and its vectorial capacity for pathogens such as dengue, chikungunya, yellow fever and zika. consequently, the responsible authorities implement management activities to reduce its population density, possibly to below noxious and epidemiological thresholds. in urban areas, these aims are difficult to achieve because of the species ... | 2020 | 32334085 |
| larvicidal, ovicidal, synergistic, and repellent activities of sophora alopecuroides and its dominant constituents against aedes albopictus. | in the current study, to combat insecticide resistance, we explored larvicidal, ovicidal, synergistic, and repellent activities of sophora alopecuroides extract and its dominant constituents against aedes albopictus. the results of the toxicity bioassays demonstrated that the extract of s. alopecuroides exerted significant larvicidal activity (16.66-86.66%) against the third-instar larvae of ae. albopictus at different concentrations (5-50 ug/ml) and low hatchability of eggs (2.32-75%) at 5-50 u ... | 2020 | 32326460 |
| yellow-g and yellow-g2 proteins are required for egg desiccation resistance and temporal pigmentation in the asian tiger mosquito, aedes albopictus. | eggs from aedes mosquitoes exhibit desiccation resistance that helps them to survive and spread as human disease vectors throughout the world. previous studies have suggested that eggshell/chorion melanization and/or serosal cuticle formation are important for desiccation resistance. in this study, using dsrnas for target genes, we analyzed the functional importance of two ovary-specific yellow genes, aaly-g and aaly-g2, in the resistance to egg desiccation of the asian tiger mosquito, aedes alb ... | 2020 | 32315743 |
| efficacy of seven commercial household aerosol insecticides and formulation-dependent toxicity against asian tiger mosquito (diptera: culicidae). | for the indoor and outdoor pest controls, various types of insecticide formulations are available including aerosols, sprays, electric vaporizers, mosquito coils, and traps. in the present study, the insecticidal activity of aerosols, the most commonly used formulation of household insecticides for mosquito control, against aedes albopictus (skuse) was assessed using seven commercial products and some attributes which can affect the efficacy of aerosol were investigated as well. the products had ... | 2020 | 32300813 |
| transstadial metabolic priming mediated by larval nutrition in female aedes albopictus mosquitoes. | mosquitoes are important vectors of human pathogens, which are transmitted by female mosquitoes via blood-feeding. larval nutrition can have an important impact on the number of blood meals taken by adult females shortly after emergence, as nutritional deficiencies during the larval stage may result in pre-vitellogenic blood meals, which are not invested into egg development but into the endogenous nutrient reserves of the female. here, we investigated the impact of nutrient deprivation during t ... | 2020 | 32251651 |
| ability of near-infrared spectroscopy and chemometrics to predict the age of mosquitoes reared under different conditions. | practical, field-ready age-grading tools for mosquito vectors of disease are urgently needed because of the impact that daily survival has on vectorial capacity. previous studies have shown that near-infrared spectroscopy (nirs), in combination with chemometrics and predictive modeling, can forecast the age of laboratory-reared mosquitoes with moderate to high accuracy. it remains unclear whether the technique has utility for identifying shifts in the age structure of wild-caught mosquitoes. her ... | 2020 | 32228670 |
| variation in the microbiota across different developmental stages of aedes albopictus is affected by ampicillin exposure. | the microbiota plays an important role in the growth of mosquitoes and the transmission of mosquito-borne pathogens. the effects of changes in aquatic habitats in which mosquitoes live, as one of the major factors closely associated with the microbial communities of mosquitoes, on the microbiota of different developmental stages remain to be elucidated. here, we compared the microbiota of larvae and pupae of aedes albopictus exposed to different ampicillin concentrations and investigated the bac ... | 2020 | 32207564 |
| rat volatiles as an attractant source for the asian tiger mosquito, aedes albopictus. | aedes albopictus is a vector of dengue, chikungunya, and dirofilariasis. volatile compounds are crucial for mosquitoes to locate their hosts. this knowledge has allowed the identification of attractants derived from human odours for highly anthropophilic mosquito species. in this study, we used rats as a experimental model to identify potential attractants for host-seeking ae. albopictus females. porapak q extracts from immature female rats were more attractive to ae. albopictus females than tho ... | 2020 | 32198359 |
| spatial, temporal, and genetic invasion dynamics of aedes albopictus (diptera: culicidae) in illinois. | the spread of the asian tiger mosquito, aedes albopictus skuse, throughout the united states has implications for the transmission potential of vector-borne diseases. we used a 30-yr data set of occurrence records in illinois and developed a hierarchical bayesian model to shed light on the patterns and processes involved in the introduction and expansion along the northern edge of the geographic range of this species. we also collected specimens from 10 locations and sequenced a segment of their ... | 2020 | 32195543 |
| assessment of lethal, sublethal, and transgenerational effects of beauveria bassiana on the demography of aedes albopictus (culicidae: diptera). | dengue fever is one of the most rapidly spreading arthropod-borne diseases. diurnal vectorial properties of aedes albopictus contribute to the dispersion of the dengue viruses. frequent and injudicious use of synthetic insecticides led to the evolution of resistant phenotypes in ae. albopictus which necessitates the search for an alternative of current control strategies. developing a long-lasting and environmentally safe tactic based on knowledge of ecology and population dynamics of ae. albopi ... | 2020 | 32168886 |
| trophic transfer and biotransformation of selenium in the mosquito (aedes albopictus) and interactive effects with hexavalent chromium. | as an essential micronutrient for animals with a narrow range between essentiality and toxicity, selenium (se) usually coexists with chromium (cr) in contaminated aquatic environments. this study investigated effects of three diets (microcystis aeruginosa, chlorella vulgaris and biofilms) exposed to se or/and cr on aedes albopictus as a vector for the aquatic-terrestrial transfer of se and cr. se(iv)-exposed mosquitoes concentrated se up to 66-fold faster than se(vi)-exposed ones, corresponding ... | 2020 | 32155550 |
| wolbachia strain wau efficiently blocks arbovirus transmission in aedes albopictus. | the global incidence of arboviral diseases transmitted by aedes mosquitoes, including dengue, chikungunya, yellow fever, and zika, has increased dramatically in recent decades. the release of aedes aegypti carrying the maternally inherited symbiont wolbachia as an intervention to control arboviruses is being trialled in several countries. however, these efforts are compromised in many endemic regions due to the co-localization of the secondary vector aedes albopictus, the asian tiger mosquito. a ... | 2020 | 32155143 |
| efficacy and spatial extent of yard-scale control of aedes (stegomyia) albopictus (diptera: culicidae) using barrier sprays and larval habitat management. | the asian tiger mosquito, aedes (stegomyia) albopictus (skuse), is a peridomestic, container-ovipositing mosquito commonly found throughout the southeastern united states. in the united states, ae. albopictus is typically considered a nuisance pest; however, it is capable of transmitting multiple pathogens. ae. albopictus is an important pest species and the target of numerous mosquito control efforts in the united states. here, we evaluate the effectiveness and spatial extent of ae. albopictus ... | 2020 | 32052026 |
| microsatellite typing of aedes albopictus (diptera: culicidae) populations from germany suggests regular introductions. | the global spread of the asian tiger mosquito aedes albopictus is of concern, as this mosquito species constitutes an important vector of a number of emerging pathogens including dengue virus, chikungunya virus and zika virus. since its first appearance in albania (1979) and italy (1990), the species has been reported from more than twenty-five european countries. however, the dispersion process in europe is largely unknown, as information on population genetic structure is lacking, which is rel ... | 2020 | 32045712 |
| aedes albopictus (asian tiger mosquito). | | 2020 | 32037135 |
| the invasive asian tiger mosquito aedes albopictus in romania: towards a country-wide colonization? | currently, five invasive aedes mosquito species are of concern in europe according to the european centre for disease prevention and control: aedes aegypti, ae. albopictus, ae. atropalpus, ae. japonicus, and ae. koreicus. among these, only ae. albopictus was reported to occur in romania, in bucharest. the aim of this study was to update the knowledge on the distribution of this invasive mosquito species in romania, by investigating new potential locations. monitoring of ae. albopictus was carrie ... | 2020 | 32036439 |
| the asian tiger mosquito in brazil: observations on biology and ecological interactions since its first detection in 1986. | aedes (stegomyia) albopictus is a mosquito originating from the asian continent, which was detected in the americas in 1985 and brazil in 1986. due to its rapid expansion throughout brazil, this species has already been reported in 26 of the 27 federative units of brazil. in this review, we evaluate some of the biological, epidemiological and ecological characteristics of ae. albopictus through critical analysis of their importance in the pathogen transmission dynamics, since its first record in ... | 2020 | 32027837 |
| large-scale operational pyriproxyfen autodissemination deployment to suppress the immature asian tiger mosquito (diptera: culicidae) populations. | effective suppression of container-inhabiting asian tiger [aedes albopictus (skuse)] (diptera: culicidae) and yellow fever [aedes aegypti (l.)] (diptera: culicidae) mosquitoes presents one of the most intractable problems for modern mosquito control. traditional tools often fail to control populations of these mosquito species, and are prohibitively expensive or have negative environmental impacts. novel approaches and tools are urgently needed for integrated container-inhabiting mosquito manage ... | 2020 | 32006427 |
| [the asian tiger mosquito (aedes albopictus) as a challenge for the public health service: an example of a risk management strategy adapted to the situation at the local level]. | case report on risk management for the epidemiology of an infectious disease threat scenario at the municipal level using the example of the asian tiger mosquito (atm) with communication of figures based on experience to stakeholders in the public health service methods: formal and substantive presentation of a list of defined control measures together with site-specific modification and evaluation of efficacy results: based on a timely education campaign, establishment of a population of atm fi ... | 2020 | 31975361 |
| complementarity of empirical and process-based approaches to modelling mosquito population dynamics with aedes albopictus as an example-application to the development of an operational mapping tool of vector populations. | mosquitoes are responsible for the transmission of major pathogens worldwide. modelling their population dynamics and mapping their distribution can contribute effectively to disease surveillance and control systems. two main approaches are classically used to understand and predict mosquito abundance in space and time, namely empirical (or statistical) and process-based models. in this work, we used both approaches to model the population dynamics in reunion island of the 'tiger mosquito', aede ... | 2020 | 31951601 |
| who is eating fructose within the aedes albopictus gut microbiota? | the asian tiger mosquito aedes albopictus is a major public health concern because of its invasive success and its ability to transmit pathogens. given the low availability of treatments against mosquito-borne diseases, vector control remains the most suitable strategy. the methods used thus far are becoming less effective, but recent strategies have emerged from the study of mosquito-associated microorganisms. although the role of the microbiota in insect biology does not require further proof, ... | 2020 | 31943686 |