japanese encephalitis vector mosquito

Hanna JN, Ritchie SA, Phillips DA, Shield J, Bailey MC, Mackenzie JS, et al. OPP1093011 also supports CLM, JL, AJB and DMP. 2). Model performance was analysed using the area under the receiver operator curve (AUC) statistic [91] under ten-fold cross validation.

92. Harbach RE, Knight KL. The full distribution of Australian breeding sites of Cx.

Only two species from this subgroup are currently recognised as occurring in the Northern Territory (NT) of Australia: Cx. Culex tritaeniorhynchus is an opportunistic feeder which is predominantly zoophilic, generally favouring feeding on cattle over pigs [48]. 1–18 (unpublished report). Mackenzie JS, Gubler DJ, Petersen LR. Hoang DT, Chernomor O, von Haeseler A, Minh BQ, Vinh LS. J Med Entomol. Due to the sparse availability of data for Indonesian Borneo (Kalimantan), Sumatra and the Philippines, it remains unclear if areas predicted to be highly suitable are already inhabited or have yet to be colonised by the species. J Med Entomol. Provided by the Springer Nature SharedIt content-sharing initiative. Life cycle consists of egg, four instars of larvae, pupa and adult. The records within this dataset are subject to similar sampling bias to the occurrence data and are used to expose the model to the range of environments sampled by mosquito surveys using trapping methods similar to those used by studies reporting Cx.

crinicauda which instead formed a clade with Cx. Int J Remote Sens. PubMed 

tritaeniorhynchus would benefit from further sampling in areas lacking in presence data where JEV has been identified, or from the public release of mosquito survey data already obtained within these areas. Trans Roy Soc Trop Med Hyg. Photo of Culex mosquito laying eggs. Am J Trop Med Hyg.

Springer Nature. To guide the integration of currently available and new tools in vector control programs, the World Health Organization (WHO) developed the Global Vector Control Response (GVCR).This initiative was unanimously endorsed by the World Health ... II.

2007;7:100. The expansion of JE beyond an Asiatic confine is dependent on a multitude of complex factors that . Transovarial transmission (vertical transmission from parent to offspring) of JEV in Cx. The use of a carefully selected background dataset within this study presents another methodological improvement on the previous multi-country Cx. "Examples of vector-borne diseases include Japanese encephalitis, a rare but serious infection of the brain which is spread by mosquitoes; and canine ehrlichiosis, a potentially fatal disease of dogs, caused by the bacterium Ehrlichia canis which is spread by brown dog ticks," Dr Schipp said. Reisen WK, Aslamkhan M, Basio RG. The spatial distribution of the presence and background data used to train and fit the model is shown in Fig. tritaeniorhynchus to the Darwin region. https://doi.org/10.1186/s13071-017-2086-8, DOI: https://doi.org/10.1186/s13071-017-2086-8.

Moreover, larvae of Cx. Google Scholar. The findings confirm that a new genotype of JEV was introduced in Korea and suggest that two mosquito species may play a role in JEV transmission, which is known to be transmitted by Culex tritaeniorhynchus.

The purpose of this handbook is to provide guidance to Member States on the practical aspects of maintaining sanitary standards at international borders at ports, airports, and ground crossings (points of entry) as set out in the ... Throughout this book, we examine the individual mechanisms by which the innate immune response acts to protect the host from pathogenic infectious agents and other non-communicable diseases. Here, we have identified areas within Asia which are likely to be suitable for mosquito establishment. Vector Borne Zoonotic Dis. Springer Nature.

Van Den Hurk AF, Montgomery BL, Northill JA, Smith IL, Zborowski P, Ritchie SA, et al. Vector studies. Our map contributes towards efforts determining the spatial heterogeneity in Cx.

Vectors are not uniformly distributed within their overall range and tend to be spatially heterogeneous, resulting in patches of species occurrence [2, 3].

A schematic overview of the methods is shown in Fig. tritaeniorhynchus, most likely originating from Timor-Leste. 2012;87:760–7. DNA barcoding of five Japanese encephalitis mosquito vectors (Culex fuscocephala, Culex gelidus, Culex tritaeniorhynchus, Culex pseudovishnui and Culex vishnui).

vishnui [9]. [56] and Saudi-Arabia, Naeem et al. Hajibabaei M, Janzen DH, Burns JM, Hallwachs W, Hebert PDN. PubMed  2009;19:181–97. Another constraint in our modelling process was the lack of Cx.

The Shuttle Radar Topography Mission. Scherer WF, Buescher EL, Flemings MB, Noguchi A, Scanlon J. Ecologic studies of Japanese encephalitis virus in Japan. PCR products were sent for Sanger sequencing using an ABI 3730xl system by Macrogen Inc. (Seoul, South Korea). Japan J Med Sci Biol. Friedman JH, Meulman JJ. Initial screening of abstracts filtered out articles which did not report field collections of mosquitoes at a specific location, or the identification of these mosquitoes to the species level. 1989;40:548–56. Altman RM.

Educ Psychol Meas. Approximately 30–50% of survivors of JE infection experience neuropsychiatric sequelae, which can lead to significant economic loss [9–11], and methods to control the disease, such as pig vaccination, relocation or slaughter, also have a high economic impact [12, 13]. 1981;75:258–62. However, Cx. JR and BL analysed the molecular data. Google Scholar. Parasites Vectors 10, 148 (2017). https://biodiversity.org.au/afd/taxa/CULICIDAE/statistics, http://creativecommons.org/licenses/by/4.0/, http://creativecommons.org/publicdomain/zero/1.0/, https://doi.org/10.1186/s13071-021-04911-2. Specimens were preliminarily identified morphologically as the Vishnui subgroup in subgenus Culex.

2010;114:168–82. Mol Biol Evol. While most infections result in little or no symptoms, occasional inflammation of the brain occurs. Expert opinion on vaccination of travelers against Japanese encephalitis. Collection label data: “NM08559 A06575/12°24′26″S 130°54′44″E/AUS., NT, Darwin/DM08 Marrara Round Swa/Coll: 14-May-2020/Coll: T Okazaki/Coll type: CO2”. Hosts or habitats: what drives the spatial distribution of mosquitoes? 1949;50:46–50.

Japanese Encephalitis (JE) is the most important cause of human encephalitis throughout Asia and the Pacific. Taxonomy ID: 11076. Previous studies have shown that land cover is an important factor in habitat suitability for mosquito species [72, 73]. Rohe D, Fall RP. Standard length (658 bp) COI DNA barcodes were obtained for mosquitoes preliminarily identified using morphology as belonging to the Vishnui subgroup. Elith J, Graham CH, Anderson RP, Dudík M, Ferrier S, Guisan A, et al. Humans can get the disease a mosquito that carries the virus bites them. Seventeen 5 × 5 km gridded surfaces covering a range of environmental (n = 15) and socio-economic (n = 2) covariates hypothesised to influence the distribution of Cx. Chan A, Chiang LP, Hapuarachchi HC, Tan CH, Pang SC, Lee R, et al. Annual JE incidence estimates range from 50,000-175,000, with 25%-30% of cases resulting in mortality. [60] were combined with data on the presence of Anopheles mosquitoes obtained from the Malaria Atlas Project spatial repository [68]; data on the presence of other Culex spp. Mosquitoes, primarily bird-feeding species, are the principle vectors .

Encephalitis on Taiwan. Japanese encephalitis (JE) is a severe manifestation of inflammation in the central nervous system (CNS). Huy BV, Tu HC, Luan TV, Lindqvist R. Early mental and neurological sequelae after Japanese B encephalitis. In the last few decades, JEV has expanded its geographic range within Asia [14–16, 103, 104]. Mosquito survey. Am J Trop Med Hyg. The objective of this review is to summarize the knowledge on the diversity of JEV mosquito vector species. Between February and May 2020, 33 adult female mosquitoes were collected from the Darwin and Katherine regions in the NT, as part of the Medical Entomology (ME) Top End Health Service NT mosquito surveillance programme (Fig. 2004;92:187–91. 2009;8:62. Nodes with ultrabootstrap support of < 50% were collapsed in the final tree using Interactive Tree of Life version 6.1 [25]. Malar J. tritaeniorhynchus and Culex (Culex) whitmorei (Giles, 1904) [39]. Japanese encephalitis virus in Australia: from known known to known unknown. Japanese encephalitis (JE), once a major public health problem in South Korea, has declined since the 1980s, as a result of improved living conditions, a mosquito eradication program, and a national JE vaccination program, which includes annual booster vaccine for all children < 15 years of age. Culex tritaeniorhynchus is the most recent exotic Culex (Culex) species to be detected in Australia in more than 20 years. Anyone you share the following link with will be able to read this content: Sorry, a shareable link is not currently available for this article. [PMC free article] [Google Scholar] Ree HI, Chen YK, Chow CY. tritaeniorhynchus may not necessarily apply to vectors exhibiting different behavioural traits [108]. The Global Administrative Unit Layers (GAUL): Technical Aspects.

Naeem M, Alahmed AM, Kheir SM, Sallam MF. We, therefore, constructed a presence-only data model using a carefully selected background dataset, capturing biases in our presence data, to improve model performance [67]. 2013;10:4718–27. 2007;28:5079–101. Studies which did not separately identify Cx.

Elith J, Leathwick JR. Japanese Encephalitis (JE) is a mosquito borne zoonotic viral disease.

The Culicidae of the Australian region, vol. 2016;33:295–310. Detection of the Japanese encephalitis vector mosquito Culex tritaeniorhynchus in Australia using molecular diagnostics and morphology. DNA barcodes distinguish species of tropical Lepidoptera. 2017;10:148. Culex tritaeniorhynchus occurs in sympatry with other species from the Vishnui subgroup from the NT. The risk of a mosquito-borne infection in a heterogeneous environment. 32 of Marks, sharing the overall brown coloration, as well as narrow, pale banded scaling on the proboscis, abdomen and, to a lesser extent, the legs. sitiens, Culex (Culex) quinquefasciatus Say, 1823, all occurring in Australia, and the exotic species Culex (Culex) annulioris Theobald, 1901, Culex (Culex) mimeticus Noè, 1899, Culex (Culex) orientalis Edwards, 1921, Culex (Culex) pervigilans Bergroth, 1889 and Culex (Culex) vagans Wiedemann, 1828); (iv) widespread species that also occur in Australia that have been reported in previous phylogenetic analyses as recovering within the Culex (Culex) clade: Culex (Oculeomyia) bitaeniorhynchus Giles, 1901 and Lutzia (Metalutzia) halifaxi (Theobald, 1903) [20, 21]; (v) and the chosen outgroup, Culex (Neoculex) fergusoni (Taylor, 1914). A taxonomic key was prepared to separate adult females of Cx. Mol Biol Evol. Google Scholar. How many feral pigs in Australia? 12. The map shows the predicted relative environmental suitability for Culex tritaeniorhynchus at each 5 × 5 km gridded cell within the limits of Japanese encephalitis [17], on a scale of low environmental suitability (0) to high environmental suitability (1.0). The relative influence of each covariate used in this study was quantified based on its ability to explain variance in the training dataset. Weiss DJ, Mappin B, Dalrymple U, Bhatt S, Cameron E, Hay SI, et al. 2018;183:84–91. Shearer FM, Huang Z, Weiss DJ, Wiebe A, Gibson HS, Battle KE, et al. Am J Trop Med Hyg. Author Summary Japanese encephalitis (JE) is a serious disease, especially in children, in large parts of Asia. "This is the identification manual for North American mosquitoes. This book provides researchers with a better understanding of what is currently known about these diseases, including whether there is a vaccine available or under development. Sinka ME, Bangs MJ, Manguin S, Rubio-Palis Y, Chareonviriyaphap T, Coetzee M, et al. Med Entomol Zool. These presence data were combined with a background dataset capturing sample bias in our presence dataset, along with environmental and socio-economic covariates, to inform a boosted regression tree model predicting environmental suitability for Cx. 2004;359:689–98.

PubMed Central  The appropriate GAUL code was recorded for class 1 polygons, and boundaries were created for class 2 polygons, incorporating the width of the polygon at its widest point. Association between land cover and habitat productivity of malaria vectors in western Kenyan highlands. Sample selection bias and presence-only distribution models: implications for background and pseudo-absence data. Prediapause migration and overwintering of Culex tritaeniorhynchus (Diptera: Culicidae) observed in a park in urban Tokyo during 2007 to 2009. Baltimore: John Hopkins University Press; 2021. tritaeniorhynchus environmental suitability model was Land Surface Temperature day (standard deviation), which is expressed as the standard deviation in MODIS 8-daily images spanning the period 2000–2014. pallens, suspected natural vectors.

The datasets supporting the conclusions of this article are included within the article and its additional files. One specimen identified as Cx. The background dataset comprised of 10,211 records, representative of 250 mosquito species. 2010;61:69–78. Japanese encephalitis in north Queensland, Australia, 1998.

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