• In contrast, evidence with Culex quinquefasciatus mosquitoes shows that DEET may serve as a true repellent in that Culex mosquitoes intensely dislike the smell of the chemical. (webshoputtrimsalonneke.nl)
  • Culex is a genus of mosquito (family Culicidae). (wikipedia.org)
  • Culex molestus Forskal (Diptera: Culicidae) in Australia: colonis. (ingentaconnect.com)
  • Ecological Distribution and CQ11 Genetic Structure of Culex pipiens Complex (Diptera: Culicidae) in Italy. (eurosurveillance.org)
  • Genetic Diversity and Population Genetics of Mosquitoes (Diptera: Culicidae: Culex spp. (hindawi.com)
  • The population structure, dispersal capabilities, and systematics of mosquitoes in the genus Culex (Culicidae: Culicinae: Culicini) from the Sonoran Desert of North America are poorly known. (hindawi.com)
  • Oviposition attractancy of dodecanoic, hexadecanoic and tetradecanoic acids against Aedes aegypti and Culex quinquefasciatus (Diptera: Culicidae). (biomedsearch.com)
  • The results are published in the March, 2013 issue of the Journal of Medical Entomology in an article called "Experimental and Natural Vertical Transmission of West Nile Virus by California Culex (Diptera: Culicidae) Mosquitoes. (bio-medicine.org)
  • Larvicidal potential of some plants from west Africa against Culex quinquefasciatus (Say) and anopheles gambiae giles (Diptera: Culicidae). (thefreelibrary.com)
  • This dataset contains the digitized treatments in Plazi based on the original journal article Lestani, Eduardo A., Rossi, Gustavo C. (2012): Description of the female, pupa, and larva of Culex (Melanoconion) bahiensis Duret, and redescription of the male (Diptera: Culicidae). (gbif.org)
  • Effect of incubation at overwintering temperatures on the replication of West Nile Virus in New York Culex pipiens (Diptera: Culicidae). (biomedsearch.com)
  • Ang Culex perfuscus sakop sa kahenera nga Culex sa kabanay nga Culicidae . (wikipedia.org)
  • The systematics of Culex vishnui complex in Southeast Asia with the diagnosis of three common species (Diptera: Culicidae). (si.edu)
  • Culex (Melanoconion) sacchettae, a new species from the state of Sao Paulo, Brazil (Diptera: Culicidae). (si.edu)
  • Two species of arbovirus vector, Culex torrentium and Culex pipiens (Diptera: Culicidae), occur in several European countries, but difficulties in their accurate identification and discrimination have hampered both detailed and large-scale distribution and abundance studies. (uzh.ch)
  • BACKGROUND : Culex univittatus and Culex perexiguus mosquitoes (Diptera: Culicidae) are competent arbovirus vectors, but with unclear morphological differentiation. (up.ac.za)
  • Culex is a genus of mosquitoes, several species of which serve as vectors of one or more important diseases of birds, humans, and other animals. (wikipedia.org)
  • Culex nigripalpus mosquitoes are the most important disease vectors in Florida. (ufl.edu)
  • Moreover, since Zika virus is an arbovirus that no longer relies upon the natural sylvatic jungle reservoir, one of the many burning questions is, has it evolved the ability to exploit mosquito vectors such as Culex species (the vectors of West Nile virus) in order to increase this amazing epidemiological success. (medindia.net)
  • The paper by Vanlandingham's group describes laboratory experiments to assess the transmission competence of Culex species and provides strong evidence to support the view that Culex species mosquitoes are highly unlikely to be important vectors of Zika virus. (medindia.net)
  • Introduction - Some of the species of Culex (Melanoconion) Theobald are recognized as vectors of arboviruses such as Venezuelan Equine Encephalitis Virus complex and West Nile Virus. (usp.br)
  • Since Culex are also vectors, would the infectious dose of the Zika virus from a Culex mosquito be more apt to cause symptoms and the more devastating outcomes for a human than from the bite of Aedes aegypti or Aedes albopictus? (infobarrel.com)
  • Culex pipiens form pipiens and C.p. f. molestus are two members of the Culex pipiens assemblage and vectors of West Nile Virus throughout North America. (jcircadianrhythms.com)
  • In California Culex mosquitoes are considered to be the principle vectors of West Nile virus (WNV), which infects birds, humans, and other mammals during the summer. (bio-medicine.org)
  • Here, we present the results of the first genome-wide analysis of population structure and recent natural selection in the Culex pipiens complex, members of which are notorious vectors of West Nile Virus, St. Louise Encephalitis Virus and filariasis worms in the US and worldwide [ 3 - 5 ]. (royalsocietypublishing.org)
  • Culex mosquitoes are the major vectors of several diseases that negatively impact human and animal health including West Nile virus and diseases caused by filarial nematodes such as canine heartworm and elephantasis. (jove.com)
  • The genera Culex, Aedes and Anopheles are the most important vectors involved in diseases transmission to humans. (thefreelibrary.com)
  • One of the primary avian vectors of West Nile virus in the northern United States, Culex pipiens (L.), enters an adult diapause in late summer and early fall in response to short daylength and low temperature. (openthesis.org)
  • We isolated Sindbis virus (SINV) from the enzootic mosquito vectors Culex torrentium, Cx. (diva-portal.org)
  • Aedes and Culex mosquitoes are important flavivirus vectors. (biomedcentral.com)
  • To begin addressing this knowledge gap, we characterized microbiota associated with adult females of Culex nigripalpus mosquito vectors of Saint Louis Encephalitis and West Nile viruses sampled from three locations in Florida (Vero Beach, Palmetto Inland, and Palmetto Coast). (peerj.com)
  • Larvicidal activity of essential oils derived from 11 aromatic medicinal plants against early 4th-stage larvae of Aedes aegypti and Culex pipiens pallens was tested in the laboratory. (nih.gov)
  • in field populations of Culex sitiens larvae at the Kenya coast. (springer.com)
  • against the larvae of Culex quinquefasciatus . (hindawi.com)
  • belonging to the family Caesalpiniaceae at various concentrations against the late third instar larvae of Culex quinquefasciatus by following the WHO guidelines. (hindawi.com)
  • The plant species studied were selected on the basis of criteria (Table 1), such as lack of information on activity against Anopheles and Culex larvae, botanical families (Euphorbiaceae, Verbenaceae, and Meliaceae) from which number of larvicidal plant were reported and large distribution in West Africa. (thefreelibrary.com)
  • Potential of hydrocarbon and oxygenated monoterpenes against Culex pipiens larvae: Toxicity, biochemical, pharmacophore modeling and molecular docking studies. (sigmaaldrich.com)
  • Twenty-one monoterpenes from different chemical groups (hydrocarbons and oxygenated products) were evaluated against Culex pipiens larvae. (sigmaaldrich.com)
  • Laboratory based experiments were conducted using Bacillus thuringiensis var israelinsis (Bti) to establish the efficacy of Bti on Anopheles and Culex mosquito larvae from Zomba. (ajol.info)
  • Results show that the lower effective dosage that can be used to control Culex mosquito larvae in Zomba after 48hours of exposure is 47.73g/ha. (ajol.info)
  • On the other hand, Anopheles mosquito larvae require 103.41g/ha of Bti which is almost double as much as that required by Culex. (ajol.info)
  • In addition, it was observed that when Culex and Anopheles mosquito larvae were exposed to the same dosage of liquid formulation of Bti (0.001ml/L) there was no significant difference in their mortalities. (ajol.info)
  • The southern house mosquito, Culex quinquefasciatus Say, is a competent vector of human disease and an important target of mosquito abatement programs. (bioone.org)
  • People Download Royalty free photo Dead Common House Mosquito Culex. (tradebit.com)
  • Photography: Dead Common House Mosquito Culex pipiens on a hand Author: ulrich niehoffDate: 2008-05-14 Maximum available size: 18.2 Mpix. (tradebit.com)
  • This complex consists of Culex quinquefasciatus (the southern house mosquito) and C. pipiens (the northern house mosquito). (royalsocietypublishing.org)
  • CRISPR/Cas9 genome editing is a powerful technology that has been used to evaluate the biology of several important mosquito species 11 , 12 , 13 , including the Southern house mosquito, Culex quinquefasciatus 14 , 15 , 16 . (jove.com)
  • In a study to be published next week in the Entomological Society of America's Journal of Medical Entomology , researchers at the University of Florida (UF) showed that several species of mosquitoes in the genus Culex , subgenus Melanoconion , lay their eggs on surfaces above standing water, contrary to the behavior of other Culex . (eurekalert.org)
  • The UF researchers' examination of species in subgenus Melanoconion --along with a review of historical research on other Culex species--suggest that "the generalized floating egg raft strategy does not apply to the vast majority of Culex species," they write. (eurekalert.org)
  • Oviposition Strategies of Florida Culex ( Melanoconion ) Mosquitoes," by Erik M. Blosser and Nathan D. Burkett-Cadena, will be published online on April 12 in the Journal of Medical Entomology . (eurekalert.org)
  • Introduçaõ - Algumas espécies de Culex (Melanoconion) são consideradas vetores de vírus do complexo da Encefalite Equina Venezuelana e do Vírus do Nilo Ocidental. (usp.br)
  • O uso dos três marcadores moleculares é recomendado para estudo da filogenia de Culex (Melanoconion). (usp.br)
  • Culex ( Melanoconion ) iolambdis (Dyar 1918) is a small, dark mosquito that tends to feed on reptiles and amphibians. (ufl.edu)
  • For comparison, 5 populations of Culex quinquefasciatus from Asia, Africa, and North America were examined. (bioone.org)
  • Culex iolambdis populations are primarily associated with mangroves in Florida (Blosser et al. (ufl.edu)
  • Experimental studies on comparison of the vector competence of four Italian Culex pipiens populations for West Nile virus. (eurosurveillance.org)
  • We described and compared the daily blood feeding rhythms of three laboratory-reared populations of Culex pipiens , one of which has confirmed molestus ancestry. (jcircadianrhythms.com)
  • We resequenced pooled samples of six populations of C. pipiens and two populations of the outgroup Culex torrentium . (royalsocietypublishing.org)
  • In the forthcoming months, we will also evaluate the infection and transmission of JEV-CNS769_Laos_2009 in Aedes albopictus and establish the vector competence of a Parisian population of Culex pipiens isolated in August 2014 as well as European populations of Culex tritaeniorhynchus . (pasteur.fr)
  • The Culex pipiens molestus bioform, on the other hand, usually inhabits underground cavities and targets human hosts. (wikipedia.org)
  • In Australia, there are four species currently present that belong to that subgroup, with Culex molestus one species that is closely associated with urban environments, and concern has been raised as to the potential role this species may play in the transmission of exotic and endemic Flaviviruses. (ingentaconnect.com)
  • The larvicidal activities of the essential oils were assayed against Culex pipiens biotype molestus. (mdpi.com)
  • Although Culex species vector human pathogens and parasites, the daily blood feeding rhythms of C.p . f. molestus, to our knowledge, have not been studied. (jcircadianrhythms.com)
  • Culex and Aedes mosquitoes are members of the Culicinae subfamily that vector positive-sense RNA viruses from the family Flaviviridae . (biomedcentral.com)
  • The genus Culex contains 768 described species, many of which (198) are grouped in the subgenus Culex , and important gaps still exist in our knowledge of their taxonomy and relationships [ 3 , 4 ]. (hindawi.com)
  • Brazilian scientists are investigating if Culex species transmit zika virus. (wikipedia.org)
  • Culex mosquitoes do not appear to transmit Zika virus, according to research at Kansas State University's Biosecurity Research Institute. (newswise.com)
  • Stephen Higgs, director of Kansas State University's Biosecurity Research Institute, is a co-author on the study that found Culex mosquitoes do not appear to transmit Zika virus. (newswise.com)
  • Newswise - MANHATTAN, KANSAS - A Biosecurity Research Institute study has found important results in the fight against Zika virus: Culex mosquitoes do not appear to transmit Zika virus. (newswise.com)
  • Researchers at Kansas State University's Biosecurity Research Institute studied Culex species mosquitoes from across the country, including Vero Beach in Florida, which is near Miami-Dade County where mosquitoes are spreading Zika virus. (newswise.com)
  • The research, " Culex species mosquitoes and Zika virus ," appears in the journal Vector-Borne and Zoonotic Diseases and involves researchers from Rutgers University, the University of Florida and the U.S. Department of Agriculture. (newswise.com)
  • Before this study, Culex mosquitoes' role in Zika virus was unclear. (newswise.com)
  • By studying Culex mosquitoes over a period of time, the researchers found that Zika virus did not multiply and instead disappeared in the species. (newswise.com)
  • However, a new study demonstrates that even after feeding high levels of Zika virus, Culex species mosquitoes remain refractory to infection and therefore highly unlikely to transmit the infection to humans as supported by evidence published in Vector-Borne and Zoonotic Diseases . (medindia.net)
  • Even after feeding high levels of Zika virus, Culex species mosquitoes remain refractory to infection and therefore highly unlikely to transmit the infection to humans. (medindia.net)
  • Entitled " Culex Species Mosquitoes and Zika Virus," the report demonstrates that the most widespread and abundant Culex species in the United States are very resistant to Zika virus infection even when exposed to high levels in a bloodmeal. (medindia.net)
  • biorxiv 2016, unpublished preprint) has shown the capacity for Brazilian Culex quinquefasciatus to be infected and to transmit Zika virus. (medindia.net)
  • We investigated the susceptibility of an Italian population of Culex pipiens mosquitoes to Zika virus (ZIKV) infection, tested in parallel with Aedes aegypti , as a positive control. (eurosurveillance.org)
  • Does recent isolation of Zika virus from Culex mosquitoes point to a new transmission source? (esciencenews.com)
  • Culex mosquitoes are brown mosquitoes, while Aedes aegypti are black and Aedes albopictus are black and white. (newswise.com)
  • Mosquito larvicidal activity of aromatic medicinal plant oils against Aedes aegypti and Culex pipiens pallens. (nih.gov)
  • Culex is 20 times more common than the Aedes aegypti mosquito, the main spreader of Zika. (medicalxpress.com)
  • aegypti and Culex (Cx. (biomedsearch.com)
  • Disruption of the protease gene did not increase the larvicidal activity of the recombinant strain against Aedes aegypti and Culex pipiens . (asm.org)
  • Kamatchi PAC, Maheswaran R, Ignacimuthu S (2016) Evaluation of Larval Toxicity of Lantana Camara L. and Catharanthus Roseus L. against Culex Quinquefasciatus say and Aedes Aegypti L. Entomol Ornithol Herpetol 5:170. (omicsonline.org)
  • The present study aimed to evaluate the aqueous extracts from the leaves of Catharanthus roseus L. and Lantana camara L. against filarial vector mosquito Culex quinquefasciatus Say and dengue vector Aedes aegypti L. The plant material was macerated and extracted with distilled water. (omicsonline.org)
  • And with this vector having totally different habits from Aedes aegypti, we will have to create new strategies to combat Culex as well," said Constancia Ayres, a researcher from the Oswaldo Cruz Foundation, a leading government-led research institute in Recife, who led the study. (houstonchronicle.com)
  • West Nile virus, which is transmitted by Culex mosquitoes while feeding on birds and humans, has emerged as the dominant vector borne disease in North America. (pnas.org)
  • The population genetics and phylogenetic relationships of Culex mosquitoes inhabiting the Sonoran Desert region of North America were studied using mitochondrial DNA and microsatellite molecular markers. (hindawi.com)
  • Overall, these mosquitoes prefer the tropics, but at least one or many species of Culex mosquito are found across North America and Hawaii. (rescue.com)
  • Culex quinquefasciatus , an arboviral and filarial vector, is present year round in several cities of the Republic of Benin. (biomedcentral.com)
  • Culex tarsalis was collected only at Tucson, Arizona and Guaymas, Sonora. (hindawi.com)
  • Culex is a genus of mosquitoes which carries significant diseases of birds, humans and other animals. (rescue.com)
  • The larva of the mosquito Culex pipiens is a filter-feeder and is able to use the feeding current generated by its mouth brushes to glide slowly through the water. (royalsocietypublishing.org)
  • The insecticidal activity against third instar larva of Culex quinquefasciatus and the inhibition activity of acetylcholinesterase of those compounds were studied. (scielo.org.co)
  • Some are rarely and only incidentally transmitted by Culex species, but Culex and closely related genera of culicine mosquitoes readily support perennial epidemics of certain major diseases if they become established in a particular region. (wikipedia.org)
  • RVF virus (RVFV) is transmitted between animals and human by mosquitoes, particularly those belonging to the Culex, Anopheles and Aedes genera. (biomedcentral.com)
  • The mosquito species Culex pipiens , for instance, has been well studied due to its prominent role in transmission of human pathogens such as West Nile virus. (eurekalert.org)
  • The representative results demonstrate that this technique can be used to induce site-directed mutations in the genome of Culex mosquitoes and, with slight modifications, can be used to generate null-mutants in other mosquito species as well. (jove.com)
  • These depressions also serve as good habitats for Culex and Anopheles mosquito species. (biomedcentral.com)
  • Depending on the species, the adult Culex mosquito may measure from 4-10 mm (0.2-0.4 in). (wikipedia.org)
  • Adult Culex iolambdis have been identified from Centers for Disease Control Light Trap collections (unpublished data, Connelly) and resting shelter aspirations (Blosser et al. (ufl.edu)
  • We examined the effect of simulated overwintering temperatures on West Nile (WN) virus replication in Culex pipiens L. derived from mosquitoes collected during the autumn 1999 WN epizootic in New York. (biomedsearch.com)
  • A total of eighteen strains of Culex flavivirus (CxFV) were isolated in Japan from mosquitoes collected in Myanmar. (deepdyve.com)
  • We compared the wing venation geometry of 236 female Culex tritaeniorhynchus from different locations in the Madagascan (La Reunion), Oriental (Thailand, Vietnam) and Paleartic (Japan) regions. (nih.gov)
  • tritaeniorhynchus samples were clustered as a single species when considered relative to other Culex species. (nih.gov)
  • The average shape variation of Culex tritaeniorhynchus disclosed a separation between Madagascan, Oriental and Palearctic regions in accordance with geography. (nih.gov)
  • We compared JEV infection of two mosquitoes species isolated in France, Culex pipiens and Aedes albopictus , to infection of JEV main vector, Culex tritaeniorhynchus, obtained from Japan. (pasteur.fr)
  • Gravid Culex nigripalpus females take flight during evening crepuscular periods and search throughout the night for oviposition sites. (ufl.edu)
  • Female Culex quinquefasciatus mosquito. (cdc.gov)
  • Rio de Janeiro's Fiocruz institute reported Tuesday that the Culex quinquefasciatus mosquito has not played a role in the Zika epidemic that has hit Brazil over the last year. (medicalxpress.com)
  • Culex quinquefasciatus is an important vector of bancroftian filariasis in tropical and subtropical regions. (hindawi.com)
  • In naming this genus, Carl Linnaeus appropriated the nonspecific Latin term for a midge or gnat: culex. (wikipedia.org)
  • In 1823, the American entomologist Thomas Say described Culex (Latin for "gnat") quinquefasciatus , which he collected along the Mississippi River. (cdc.gov)
  • The Culex pipiens subgroup of mosquitoes contains some of the most important vector species internationally. (ingentaconnect.com)
  • The virus is transmitted mainly by species of the Culex (Culex) vishnui subgroup, primarily the widely spread Cx. (nih.gov)
  • It's very important to know that Culex mosquitoes are not able to transmit Zika," Vanlandingham said. (newswise.com)
  • Culex mosquitoes transmit West Nile virus and Japanese encephalitis and live outside. (newswise.com)
  • Culex mosquitoes are distributed throughout the temperate and tropical regions of the world and transmit several deadly viruses including West Nile virus 1 , St. Louis encephalitis 2 as well as filarial nematodes that cause canine heartworm 3 and elephantiasis 4 . (jove.com)
  • Ayres said the research proved that Culex can transmit Zika and that it could have played a role in the rapid spread of the disease in Brazil. (houstonchronicle.com)
  • Culex nigripalpus mosquitoes have a subtropical distribution. (ufl.edu)
  • Both Culex and Aedes mosquitoes are prevalent in tropical and subtropical regions around the world. (biomedcentral.com)
  • The Culex pipiens complex is distributed worldwide and has two species formally recognized in the complex. (vectorbase.org)
  • The Culex pipiens complex consists of several species, subspecies, forms, races, physiological variants, or biotypes according to different authors and includes the 2 holarctic variants Cx. (bioone.org)
  • Farajollahi A , Fonseca DM , Kramer LD , Marm Kilpatrick A . "Bird biting" mosquitoes and human disease: a review of the role of Culex pipiens complex mosquitoes in epidemiology. (cdc.gov)
  • We present the first genome-wide study of recent evolution in Culex pipiens species complex focusing on the genomic extent, functional targets and likely causes of global and local adaptations. (royalsocietypublishing.org)
  • Here we describe how to design gRNAs, complex them with Cas9 protein, induce female mosquitoes of Culex pipiens to lay eggs, and how to prepare and inject newly laid embryos for microinjection with Cas9/gRNA. (jove.com)
  • albopictus, and Culex quinquefasciatus mosquitoes and determined infection rates, dissemination rates, and transmission rates. (unboundmedicine.com)
  • Determination of optimum concentration of bacterial culture filtrates for oviposition attractancy test - Three-day-old Culex quinquefasciatus females, obtained from a colony maintained at VCRC, were fed on fowl blood and maintained for two days on raisins at 28 ± 2 o C and 70-80% RH. (scielo.br)
  • A female Culex mosquito lays eggs one at a time. (cdc.gov)
  • The focus on Culex pipiens and related mosquitoes has resulted in an apparent over-generalization that laying of eggs as a "raft" on the surface of standing water is common across all Culex species. (eurekalert.org)
  • Manipulating and injecting Culex mosquitoes is slightly more difficult as these mosquitoes lay their eggs upright in rafts rather than individually like other species of mosquitoes. (jove.com)
  • Studying these and other fascinating aspects of the biology of Culex mosquitoes has been hampered, in part, because Culex mosquitoes are slightly more difficult to rear in the lab than Aedes mosquitoes, which produce quiescent and desiccation-resistant eggs 10 and because functional molecular tools are not as well developed for Culex species. (jove.com)
  • A carboxylesterase (EC 3.1.1.1) involved in organophosphate insecticide resistance has been purified and characterized from the mosquito Culex quinquefasciatus. (portlandpress.com)
  • However, the production of Cry11A and/or Cry11Ba partially overcame the resistance of C. pipiens SPHAE and Culex quinquefasciatus GeoR to B. sphaericus strain 2297. (asm.org)
  • Focal distribution of diflubenzuron resistance mutations in Culex pipiens mosquitoes from Northern Italy. (caa.it)
  • In the Culex pipiens mosquitoes, resistance against diflubenzuron (DFB) was firstly detected in Ravenna (Emilia-Romagna region, Northern Italy), in 2015. (caa.it)
  • Because free-insecticide treated net distribution is planned in Benin (West Africa) during the next few years, we investigated the type, frequency and distribution of insecticide resistance mechanisms in Anopheles gambiae and Culex quinquefasciatus mosquitoes in four localities selected on the basis of contrasting agricultural practices, use of insecticides and environment. (lshtm.ac.uk)
  • Carbamate/OP resistance was present at higher frequency in Culex than in An. (lshtm.ac.uk)
  • The susceptibility of Culex sitiens to Japanese Encephalitis (JE) virus was examined in the laboratory. (ingentaconnect.com)
  • modestus , Culex stigmatosoma , and Culex territans were studied for comparison as taxonomical well-defined species. (bioone.org)
  • Distribution of Culex nigripalpus in the U.S. (ufl.edu)
  • Culex nigripalpus is a medium-sized mosquito. (ufl.edu)
  • Odors from fresh chicken feces in water elicited upwind flight of host-seeking female Culex quinquefasciatus mosquitoes in a dual-choice olfactometer. (nih.gov)
  • Results: In total, 1125 female mosquitoes were collected during the hut trial, mainly Culex quinquefasciatus Say. (uva.nl)
  • The researchers analyzed 456 female Culex mosquitoes, which they divided into 80 "pools" or sample groups of between one and 10 mosquitoes each. (houstonchronicle.com)
  • The virus was detected in female, male and larval stages of Culex and Anopheles species. (biomedcentral.com)
  • Dr. Fiona Hunter, Canadian medical entomologist, "examined closely the phylogeny of ZIKV-related viruses and showed that ZIKV belongs to a transition point between classical Culex- associated and Aedes -associated viruses. (infobarrel.com)