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. 2008 Jul 23;6(7):735. doi: 10.2903/j.efsa.2008.735

Opinion of the Scientific Panel on Animal Health and Welfare on request from the Commission on bluetongue

European Food Safety Authority (EFSA)
PMCID: PMC10193643  PMID: 37213828

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Scientific Opinion of the Panel on Animal Health and Welfare on a request from the European Commission (DG SANCO) on Bluetongue. The EFSA Journal (2008) 735, 1–70

Panel members: Bo Algers, Harry J. Blokhuis, Donald M. Broom, Patrizia Costa, Mariano Domingo, Mathias Greiner, Daniel Guemene, Jörg Hartung, Frank Koenen, Christine Müller‐Graf, David B. Morton, Albert Osterhaus, Dirk U. Pfeiffer, Ron Roberts, Moez Sanaa, Mo Salman, J. Michael Sharp, Philippe Vannier, Martin Wierup, Marion Wooldridge.

Acknowledgement: The European Food Safety Authority wishes to thank the members of the Working Group for the preparation of this opinion: Panel members in the working group: Dirk Udo Pfeiffer (Chairman), Albert Osterhaus, Mo Salman, Moez Sanaa, Marion Wooldridge. Working Group ad hoc experts: Azra Ghani, Gesine Hahn, Thomas Balenghien, Matthew Baylis, Burkhard Bauer, Yehuda Braverman, Paolo Calistri, Barbara Cyrus, Simon Carpenter, Jordi Casal, Mariano Domingo, Helene Guis, Maria Goffredo, James N Maclachlan, Philip Mellor, Rudolf Meiswinkel, Miguel Angel Miranda, Bradley Mullens, Telmo Nunes, Joan Pujols, Stéphan Zientara.

Adoption date: 19 June 2008

Published date: 23 July 2008

Question number: EFSA‐Q‐2007‐201

References

  1. Abbot W. (1925). A method of computing the effectiveness of insecticide. Journal of Economic Entomology 18: 265–267. [Google Scholar]
  2. Backx A., Heutink C.G., Van Roou E.M., Van Ruun P.A. (2007). Clinical signs of bluetongue virus serotype 8 infection in sheep and goats. Veterinary Record 161: 591–593. [DOI] [PubMed] [Google Scholar]
  3. Backx A., Heutink R.G., Van Rooij E., Van Rijn P. (2008). Evidence for transplacental and oral transmission of wild type bluetongue virus serotype 8 after experimental infection in cattle; are unusual routes of virus transmission involved in overwintering? Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 48.
  4. Barnard B.J., Pienaar J.G. (1976). Bluetongue virus as a cause of hydranencephaly in cattle. Onderstepoort Journal of Veterinary Research 43: 155–158. [PubMed] [Google Scholar]
  5. Barnard B.J.H. (1997). Some factors governing the entry of Culicoides spp. (Diptera: Ceratopogonidae) into stables. Onderstepoort Journal of Veterinary Research 64: 227–233. [PubMed] [Google Scholar]
  6. Barnard D.R., Jones R.H., (1980). Culicoides variipennis: seasonal abundance, overwintering, and voltinism in northeastern Colorado. Environmental‐Entomology 9: 709–712. [Google Scholar]
  7. Barratt‐Boyes S.M., Maclachlan N.J. (1995). Pathogenesis of bluetongue virus infection of cattle. Journal of the American Veterinary Medical Association 206: 1322–1329. [PubMed] [Google Scholar]
  8. Barzilai E., Bar‐Tana U., Cohen R., Eyal Y., Shimshony A., Trainin Z. (1975). Natural infection of pregnant cattle with the virus of bluetongue – the effect on their progeny. Refuah Veterinarian 32: 1–6. [Google Scholar]
  9. Baylis M., O'Connell L., Mellor P.S. (2008). Rates of bluetongue virus transmission between C. sonorensis and sheep. In: Bluetongue, (eds. Mellor P.S., Baylis M. and Mertens P.P.C.), Elsevier, London: (in press). [DOI] [PubMed] [Google Scholar]
  10. Birley M.H., Boorman J. (1982). Estimating the survival and biting rates of haematophagous insects, with particular refence to the Culicoides obsoletus group (Diptera, Ceratopogonidae) in southern England. Journal of Animal Ecology 51: 135–148. [Google Scholar]
  11. Biteau‐Coroller F. (2006). Surveillance et évaluation du risque de transmission des maladies vectorielles émergentes: apport de la capacité vectorielle, Exemple de la fièvre catarrhale du mouton. Doctoral Thesis, University of Montpellier II, Montpellier, France, 260 pp.
  12. Boorman J. (1986). British Culicoides (Diptera: Ceratopogonidae) notes on distribution and biology. Entomologist's Gazette 37: 253–266. [Google Scholar]
  13. Boorman J. (1991). A review of Culicoides subgenus Avaritia species (Insecta, Diptera, Ceratopogonidae), vectors of viruses of sheep, cattle and horses, with particular reference to Culicoides imicola in Europe and the Mediterranean region. Report prepared for The Overseas Development Administration, pp 1–54.
  14. Boorman J., Goddard P.G. (1970). Observations on the biology of Culicoides impunctatus Goetgh. (Diptera: Ceratopogonidae) in southern England. Bulletin of Entomological Research 60: 189–198. [DOI] [PubMed] [Google Scholar]
  15. Braverman Y., Chizov‐Ginzburg A. (1996). Role of dogs (Canis domestica) as hosts for African horse sickness virus. Veterinary Microbiology 51: 19–25. [DOI] [PubMed] [Google Scholar]
  16. Braverman Y., Chizov‐Ginzburg A. (1997). Repellency of synthetic and plant derived preparations for Culicoides imicola. Medical and Veterinary Entomology 11: 355–360. [DOI] [PubMed] [Google Scholar]
  17. Braverman Y., Frish K. (1984). Engorgement rate in Culicoides spp. (Diptera: Ceratopogonidae) as a means of determining their host preference. The 9th Symposium of Veterinary Medicine, Faculty of Agriculture, Hebrew University of Jerusalem, Rehovot, 16 February. Refuah Veterinarit 41: 42.
  18. Braverman Y., Linley J.R. (1993). Effect of light trap height on catch of Culicoides (Diptera: Ceratopogonidae) in Israel. Journal of Medical Entomology 30: 1060–1063. [DOI] [PubMed] [Google Scholar]
  19. Braverman Y., Boreham P.F.L., Galum R. (1971). The origin of blood meals of female Culicoides pallidipennis trapped in a sheepfold in Israel. Journal of Medical Entomology 8: 379–381. [DOI] [PubMed] [Google Scholar]
  20. Braverman Y., Galun R., Ziv M. (1974). Breeding sites of some Culicoides species (Diptera: Ceratopogonidae) in Israel. Mosquito News 34: 303–308. [Google Scholar]
  21. Braverman Y.; Boreham P.F.L., Galun R., Ziv M. (1977). The origin of blood meals of biting midges (Diptera: Ceratopogonidae) and mosquitoes (Diptera: Culicidae) trapped in turkey runs in Israel. Rhodesia Journal of Agricultural Research 15: 101–104. [Google Scholar]
  22. Braverman Y., Ungar‐Waron H. Frith K. Adler H., Danieli Y., Baker K.P. (1983). Epidemiological and immunological studies of sweet itch in horses in Israel. Veterinary Record 112: 521–524. [DOI] [PubMed] [Google Scholar]
  23. Braverman Y., Linley J.R., Marcus R., Frish K. (1985). Seasonal survival and expectation of infective life of Culicoides spp. (Diptera: Ceratopogonidae) in Israel, with implications for bluetongue virus transmission and a comparison of the parous rate in C. imicola from Israel and Zimbabwe. Journal of Medical Entomology 22: 476–484. [DOI] [PubMed] [Google Scholar]
  24. Braverman Y., Chechik F., Mullens B. (2001). The interaction between climatic factors and bluetongue outbreaks in Israel and the Eastern Mediterranean, and the feasibility of establishing bluetongue‐free zones. Israel Journal of Veterinary Medicine 56: 99–109. [Google Scholar]
  25. Braverman Y., Rechtman S., Frish A., Braverman R. (2003). Dynamics of biting activity of Culiciodes imicola Kieffer (Diptera, Certopogonidae) during the year. Israel Veterinary Medical Association 58: 46–56. [Google Scholar]
  26. Braverman, Y. , Chizov‐Ginzburg, A. , Friger, M. and Mumcuoglu, K.Y. (2008). Nocturnal activity of Culicoides imicola Kieffer (Diptera: Ceratopogonidae) in Israel. Russian Entomological Journal 17: in press. [Google Scholar]
  27. Brown C.C., Maclachlan N.J. (1983). Congenital encephalopathy in a calf. Veterinary Pathology 20: 770–772. [DOI] [PubMed] [Google Scholar]
  28. Buxton P.A. (1960). British Diptera associated with fungi. III. Flies of all families reared from about 150 species of fungi. Entomologists' monthly Magazine 96: 61–94. [Google Scholar]
  29. Calistri P., Goffredo M., Caporale V., Meiswinkel R. (2003). The distribution of Culicoides imicola in Italy: Application and Evaluation of Current Mediterranean Models Based on Climate. Journal of Veterinary Medicine B 50: 132–138. [DOI] [PubMed] [Google Scholar]
  30. Calvete C., Miranda M.A., Estrada R., Borràs D., Sarto V., Collantes F., García de Francisco J.M., Moreno N., Lucientes J. (2006). Spatial distribution of Culicoides imicola, the main vector of bluetongue virus, in Spain. The Veterinary Record 158: 130. [DOI] [PubMed] [Google Scholar]
  31. Calvete C., Díaz‐Molina M., Díez‐De la Varga C., Boluda A., Estrada R., Miranda M.A., Borrás D., Lucientes J. (2007). Valoración de la eficacia de diferentes barreras físicas y químicas para reducir la abundancia de potenciales vectores del virus de la lengua azul en el interior de instalaciones ganaderas. ITEA‐Información técnica económica agraria 28: 594–596. [Google Scholar]
  32. Calvete C., Miranda M.A., Estrada R., Mañuz B. (2008). Culicoides species and transmission of bluetongue virus in Spain. Veterinary Record 23: 254–255. [DOI] [PubMed] [Google Scholar]
  33. Campbell J.A., Pelham‐Clinton E.C. (1960). A taxonomic review of the British species of Culicoides Latreille (Diptera, Ceratopogonidae). Proceedings of the Royal Society of Edinburgh, series B. 67: 181–303. [Google Scholar]
  34. Capela R., Purse B.V., Pena I., Wittman J., Margarita Y., Capela R., Romao L., Mellor P.S., Baylis M. (2003). Spatial distribution of Culicoides species in Portugal in relation to the transmission of African horse sickness and bluetongue viruses. Medical and Veterinary Entomology 17: 164–177. [DOI] [PubMed] [Google Scholar]
  35. Caracappa A., Torina A., Guercio A., Vitale F., Calabrò A., Purpari G., Ferrantelli V., Vitale M., Mellor P.S. (2003). Identification of a novel bluetongue virus vector species of Culicoides in Sicily. Veterinary Record 153: 71–74. [DOI] [PubMed] [Google Scholar]
  36. Carpenter S., Lunt H.L., Arav D., Venter G.J., Mellor P.S. (2006). Oral susceptibility to bluetongue virus of Culicoides (Diptera: Ceratopogonidae) from the United Kingdom. Journal of Medical Entomology 43: 73–78. [DOI] [PubMed] [Google Scholar]
  37. Carpenter S., Mellor P., Torr S. (2007). Bluetongue and midge control. Veterinary Record 161: 633–633. [DOI] [PubMed] [Google Scholar]
  38. Carpenter S., Szmaragd C., Barber J., Labuschagne K., Gubbins S., Mellor P.S. (2008). An assessment of Culicoides surveillance techniques in northern Europe: have we underestimated a potential bluetongue virus vector? Journal of Applied Ecology, in press.
  39. Cětre‐Sossah C., Mathieu B., Setier‐Rio M.L., Grillet C., Baldet T., Delécolle J.‐C., Albina E. (2008). Development and evaluation of a real‐time quantitative PCR assay for Culicoides imicola, one of the main vectors of bluetongue (BT) and African horse sickness (AHS) in Africa and Europe. Research in Veterinary Sciences. 85: 372–382. [DOI] [PubMed] [Google Scholar]
  40. Conte A., Ippoliti C., Savini L., Goffredo M., Meiswinkel R. (2007) Novel environmental factors influencing the distribution and abundance of Culicoides imicola and the Obsoletus Complex in Italy. Veterinaria Italiana 43: 571–580. [PubMed] [Google Scholar]
  41. Cordy D.R., Schultz G. (1964). Congenital subcortical encephalopathies in lambs. Journal of Neuropathology and experimental Neurology 20: 556–562. [DOI] [PubMed] [Google Scholar]
  42. Darpel K.E., Batten C.A., Veronesi E., Shaw A.E., Anthony S., Bachanek‐Bankowska K., Kgosana L., Bin‐Tarif A., Carpenter S., Muller‐Doblies U.U., Takamatsu H.H., Mellor P.S., Mertens P.P., Oura C.A. (2007). Clinical signs and pathology shown by British sheep and cattle infected with bluetongue virus serotype 8 derived from the 2006 outbreak in northern Europe. Veterinary Record 161: 253–261. [DOI] [PubMed] [Google Scholar]
  43. De Clercq K., Vandenbussche F., Vandemeulebroucke E., Vanbinst T., De Leeuw I., Verheyden B., Goris N., Mintiens K., Méroc E., Herr C., Hooybergs J., Houdart P., Sustronck B., De Deken R., Maquet G., Bughin J., Saulmont M., Lebrun M., Bertels G., Miry C. (2008). Transplacental bluetongue infection in cattle. Veterinary Record 162: 564 [DOI] [PubMed] [Google Scholar]
  44. De Liberato C., Purse B.V., Goffredo M., Scholl F., Scaramozzino P. (2003). Geographical and seasonal distribution of the bluetongue virus vector, Culicoides imicola, in central Italy. Medical and Veterinary Entomology 17: 388–394. [DOI] [PubMed] [Google Scholar]
  45. De Liberato C., Scavia G., Lorenzetti R., Scaramozzino P., Amaddeo D., Cardeti G., Scicluna M., Ferrari G., Autorino GL. (2005). Identification of Culicoides obsoletus (Diptera: Ceratopogonidae) as a vector of bluetongue virus in central Italy. Veterinary Record 156: 301–304. [DOI] [PubMed] [Google Scholar]
  46. Delécolle J., de la Rocque C.S. (2002). Contribution à l'étude des Culicoides de Corse. Liste des espèces recensées en 2000/2001 et redescription du principal vecteur de la fièvre catarrhale ovine: C. imicola Kieffer, 1913 (Diptera: Ceratopogonidae). Bulletin de la Société entomologique de France 107: 371–379. [Google Scholar]
  47. Dijkstra E., van der Ven I.J., Meiswinkel R., Holzel D.R., Van Rijn P.A. (2008). Culicoides chiopterus as a potential vector of bluetongue virus in Europe. Veterinary Record 162: 422. [DOI] [PubMed] [Google Scholar]
  48. Domingo M. (2008). Laboratory efficacy of an inactivated BTV‐8 vaccine adyuvanted with saponine and Al(OH)3 in sheep. Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 43.
  49. Downes J.A., Kettle D.S. (1952). Descriptions of three species of Culicoides Latreille (Diptera: Ceratopogonidae) new to science, together with notes on, and a revised key to the Bitish species of the Pulicaris and Obsoletus groups. pp. 61–78.
  50. Du Toit R. (1944). The transmision of bluetongue and horsesickness by Culicoides. Onderstepoort Journal of Veterinary Sciences and Animal Industry 19: 7–16. [Google Scholar]
  51. Dyce A.L. (1969). The recognition of nulliparous and parous Culicoides (Diptera: Ceratopogonidae) without dissection. Journal of the Australian Entomological Society 8: 11–15. [Google Scholar]
  52. Dzhafarov S.M. (1976). Biting midges (Diptera: Heleidae) Transcaucasus (Morphology, biology, ecology, geographical distribution and harmfulness, control. Fauna of the genera Culicoides, Leptoconops and Lasiohelea). Franklin Book Programs, Cairo, pp. 525. [Google Scholar]
  53. EC (2000). Council Directive 2000/75/EC of 20 November 2000 laying down specific provisions for the control and eradication of bluetongue. OJ L 327, 22.12. 2000, 74–83. [Google Scholar]
  54. EC (2002). Regulation (EC) No 178/2002 of the European Parliament and of the Council of 28 January 2002 laying down the general principles and requirements of food law, establishing the European Food Safety Authority and laying down procedures in matters of food safety. OJ L 31, 1.2. 2002, 1–24. [Google Scholar]
  55. EC (2004). Regulation (EC) No 726/2004 of the European Parliament and of the Council of 31 March 2004 laying down Community procedures for the authorisation and supervision of medicinal products for human and veterinary use and establishing a European Medicines Agency (Text with EEA relevance) OJ L 136, 30 2004, 1–33 [Google Scholar]
  56. EC (2007). Commission Regulation (EC) No 1266/2007 of 26 October 2007 on implementing rules for Council Directive 2000/75/EC as regards the control, monitoring, surveillance and restrictions on movements of certain animals of susceptible species in relation to bluetongue (Text with EEA relevance) OJ L 283, 27.10.2007, 37–52 . [Google Scholar]
  57. Edwards F.W. (1939). Genitalia of the British Culicoides with notes on synonymy. British Bloodsucking Flies (ed. by Edwards F. W., Oldroyd H. and Smart J.), pp. 129–148. British Museum (Natural History), London. [Google Scholar]
  58. EFSA, European Food Safety Authority (2007a). Scientific Report of the Scientific Panel on Animal Health and Welfare on request from the Commission (EFSA‐Q‐2006‐311) and EFSA Selfmandate (EFSA‐Q‐2007‐063) on bluetongue. Annex to the EFSA Journal 479, 1–29 and 480, 1–20. www.efsa.europa.eu/EFSA/Scientific_Opinion/ahaw_report_bluetongue_en,7.pdf accessed on 1st June 2008. [Google Scholar]
  59. EFSA, European Food Safety Authority (2007b). Opinion of the Scientific Panel on Animal Health and Welfare (AHAW) on request from the Commission on bluetongue vectors and vaccines (EFSA‐Q‐2006‐311) www.efsa.europa.eu/EFSA/efsa_locale‐1178620753812_1178620770577.htm accessed on 1st June 2008. [DOI] [PMC free article] [PubMed]
  60. EFSA, European Food Safety Authority (2007c). Report on Epidemiological analysis of the 2006 bluetongue virus serotype 8 epidemic in north‐western Europe. www.efsa.europa.eu/EFSA/1178620925100/efsa_locale‐1178620753812_Bluetongue.htm accessed on 1st June 2008.
  61. EFSA, European Food Safety Authority (2007d). Opinion of the Scientific Panel on Animal Health and Welfare (AHAW) on the EFSA Selfmandate on bluetongue origin and occurrence (EFSA‐Q‐2007‐063) www.efsa.europa.eu/EFSA/efsa_locale‐178620753812_1178620770784.htm accessed on 1st June 2008.
  62. Elbers A.R., Backx A., Ekker H.M., van der Spek A.N., van Rijn P.A. (2008). Performance of clinical signs to detect bluetongue virus serotype 8 outbreaks in cattle and sheep during the 2006‐epidemic in The Netherlands. Veterinary Microbiology 129: 156–162. [DOI] [PubMed] [Google Scholar]
  63. Fernández‐Pacheco P., Férnandez‐Pinero J., Agüero M., Jiménez‐Clavero M.A. (2008). Bluetongue virus serotype 1 in wild mouflons in Spain. Veterinary Record 162: 659–660. [DOI] [PubMed] [Google Scholar]
  64. Ferrari G., De Liberato C., Scavia G., Loenzetti R., Zini M., Farina M., Magliano A., Cardeti G., Scholl F., Guidoni M., Scicluna M.T., Amaddeo D., Scaramozzino P., Autorino G.L. (2005). Active circulation of bluetongue vaccine virus serotype‐2 among unvaccinated cattle in central Italy. Preventive Veterinary Medicine, 68: 103–113. [DOI] [PubMed] [Google Scholar]
  65. Flanagan M., Johnson S.J. (1995). The effects of vaccination of Merino ewes with an attenuated Australian bluetongue virus serotype 23 at different stages of gestation. Australian Veterinary Journal 72: 455–457. [DOI] [PubMed] [Google Scholar]
  66. Floore, T.G. (1985). Laboratory wind tunnel tests of nine insecticides against adult Culicoides species. Florida Entomologist, 68: 678–681. [Google Scholar]
  67. Fox, I. (1955). A catalogue of the bloodsucking midges of the Americas (Culicoides, Leptoconops, and Lasiohelea) with keys to the subgenera and Nearctic species, a geographic index, and bibliography. Journal of Agriculture of the University of Puerto Rico 39: 214–285. [Google Scholar]
  68. García I., Arenas A., Perea A., Napp S., Alba A., Allepuz A., Carbonero A., Casal J. (2008). Seroprevalence of bluetongue virus in wild ruminants in southern Spain. Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 91.
  69. Gerbier G., Biteau‐Coroller F., Grillet C., Parodi J., Zientara S., Baldet T., Guis H., Roger F. (2008). Description of the outbreak of bluetongue in Corsica in 2003, and lessons for surveillance. Veterinary Record 162: 173–176. [DOI] [PubMed] [Google Scholar]
  70. Gibbs E.P., Greiner E.C. (1994). The epidemiology of bluetongue. Comparative Immunology and Microbiology of Infectious Diseases 17: 1737–1753. [DOI] [PubMed] [Google Scholar]
  71. Gibbs E.P., Lawman M.J., Herniman K.A. (1979). Preliminary observations on transplacental infection of bluetongue virus in sheep – a possible overwintering mechanism. Research in Veterinary Science 27: 118–120. [PubMed] [Google Scholar]
  72. Gloster J., Mellor P.S., Burgin L., Sanders C., Carpenter S. (2007). Will bluetongue come on the wind to the United Kingdom in 2007? The Veterinary Record 160: 422–426. [DOI] [PubMed] [Google Scholar]
  73. Goffredo M., Satta G., Torina A., Frederico G., Scaramazzino P. (2001). The 2000 bluetongue virus outbreak in Italy: Distribution and abundance of the principal vector Culicoides imicola. In: Proceedings of the International Symposium of Veterinary Laboratory Diagnosticians, vol. 308–309. Salsomaggione‐Parma, Italy, 4–7 July 2001, Abstracts. [Google Scholar]
  74. Goffredo M., Conte A., Cocciolito R., Meiswinkel R. (2003). The distribution and abundance of Culicoides imicola in Italy. Veterinaria Italiana 39: 22–32. [PubMed] [Google Scholar]
  75. Goffredo M., Conte A., Meiswinkel R. (2004a). Distribution and abundance of Culicoides imicola, Obsoletus Complex and Pulicaris Complex (Diptera: Ceratopogonidae) in Italy. Veterinaria Italiana 40: 270–273. [PubMed] [Google Scholar]
  76. Goffredo M., Romeo G., Monaco F., Di Gennaro A., Savini G., (2004b). Laboratory survival and blood feeding response of wild‐caught Culicoides obsoletus Complex (Diptera: Ceratopogonidae) through natural and artificial membranes. Veterinaria Italiana 40: 282–285. [PubMed] [Google Scholar]
  77. Goffredo M., Buttigieg M., Meiswinkel R., Delécolle J.‐C., Chircop S. (2004). Entomological surveillance for bluetongue in Malta: first report of Culicoides imicola Kieffer. Veterinaria Italiana 40: 278–281. [PubMed] [Google Scholar]
  78. Goffredo M., Calistri P., Capelli G., Dottori M., Mignone W., Accorsi A., Calzolari M., Giuliato I., Montarsi F., Di Nicola F., Micarelli G., Ippoliti C., Lelli R. (2008). Distribution and abundance of BTV‐8 potential vectors in Northern Italy. Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 82.
  79. Gomulski L.M., Meiswinkel R., Delécolle J.‐C., Goffredo M., Gasperi G. (2006). Phylogeny of the subgenus Culicoides and related species in Italy, inferred from internal transcribed spacer 2 ribosomal DNA sequences. Medical and Veterinary Entomology 20: 229–238. [DOI] [PubMed] [Google Scholar]
  80. Hammers C., Blanchet M., Teppe F., Besançon L., Meyet A, Goutebroze S (2008a). Efficacy of an inactivated BTV‐8 vaccine against a virulent BTV‐8 challenge in cattle. Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 24.
  81. Hammers C., Blanchet M., Chossat A., Besançon L., Cariou C., Hanotel E., Goutebroze S. (2008b). Efficacy of an inactivated BTV‐8 vaccine against a virulent BTV‐8 challenge and in sheep Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 25.
  82. Hardy A.C., Cheng L. (1986). Studies in the distribution of insects by aerial currents. III. Insect drift over the sea. Ecological Entomology 11: 283–290. [Google Scholar]
  83. Hayashi K., Suzuki H., Makino Y., Asahina S. (1979). Notes on the trans‐oceanic insects captured on East China Sea in 1976, 1977 and 1978. Tropical Medicine 21: 1–10. [Google Scholar]
  84. Henrich M., Reinacher M., Hamann H.P. (2007). Lethal bluetongue virus infection in an alpaca. Veterinary Record 161: 764. [DOI] [PubMed] [Google Scholar]
  85. Holmes P.R., Boorman J.P.T., (1987). Light and suction trap catches of Culicoides midges in southern England. Medical and Veterinary Entomology 1: 349–359. [DOI] [PubMed] [Google Scholar]
  86. Jennings D.M., Mellor P.S. (1988). The vector potential of British Culicoides species for bluetongue virus. Veterinary Microbiology 17: 1–10. [DOI] [PubMed] [Google Scholar]
  87. Jochim M.M., Luedke A.J., Chow T.L. (1974). Bluetongue in cattle: immunogenic and clinical responses in calves inoculated in utero and after birth. American Journal of Veterinary Research 35: 517–522. [Google Scholar]
  88. Kettle D.S., Lawson J.W. (1952). The early stages of British biting midges Culicoides Latreille (Diptera, Ceratopogonidae) and allied genera. Bulletin of Entomological Research 43: 421–473. [Google Scholar]
  89. Kirkbride C.A. (1992). Etiologic agents detected in a 10‐year study of bovine abortions and stillbirths. Journal of Veterinary Diagnostic Investigation 4: 175–180. [DOI] [PubMed] [Google Scholar]
  90. Kirkland P.D., Hawkes R.A. (2004). A comparison of laboratory and “wild” strains of bluetongue virus – is there any difference and does it matter? Veterinaria Italiana 40: 448–455. [PubMed] [Google Scholar]
  91. Kline D.L., Haile D.G., Baldwin K.F. (1981). Wind tunnel tests with seven insecticides against adult Culicoides mississippiensis Hoffman. Mosquito News 41: 745–747. [Google Scholar]
  92. Liebisch G., Krieger K., Heine S., Thienel S., Hinrichs P., Liebisch G. (2008a). BAYOFLY Pour on® (Cyfluthrin) bei der Abwehr und Bekämpfung von Gnitzen (Ceratopogonidae: Culicoides) den Überträgern des Bluetongue Virus: Felduntersuchungen und Bioassay mit Michkühen und Jungrindern. Praktischer Tierarzt 89: 411–426. [Google Scholar]
  93. Liebisch A., Liebisch G., Heine S., Thienel S., Hinrichs P. (2008b). Wirksamkeit von Auriplak Ohrclips (Permethrin) gegen Gnitzen (Culicoides) als Überträger des Bluetongue Virus bei Rindern. Praktischer Tierarzt 89: 128–141. [Google Scholar]
  94. Liebisch G., Liebisch A. (2008). Wirksamkeit von Flectron®‐Ohrclips (Cypermethrin) zur Bekämpfung von Gnitzen (Culiclides) als Vektoren des BT‐Virus bei Rindern. Felduntersuchungen und Bioassays. Deutsche Tierärztliche Wochenschrift 115: 220–230. [PubMed] [Google Scholar]
  95. Linden A., Mousset B., Gregoire F., Hanrez D., Vandenbussche F., Vandemeulkebroucke E., Vanbinst T., Verheyden B., de Clercq K. (2008). Bluetongue virus antibodies in wild red deer in southern Belgium. Veterinary Record 162: 459–460. [DOI] [PubMed] [Google Scholar]
  96. Losson B., De Dekken R., Fassote C., Delécolle J.‐C., Baldet T., Haubruge E. (2007). Biting midges overwintering in Belgium. Veterinary Record March 31, letters: 451–452. [DOI] [PubMed] [Google Scholar]
  97. Luedke A.J., Jones R.H., Walton T.E. (1977). Overwintering mechanism for bluetongue virus: biological recovery of latent virus from a bovine by bites of Culicoides variipennis . American Journal of Tropical Medicine and Hygiene 26: 313–324. [DOI] [PubMed] [Google Scholar]
  98. Luedke A.J., Jochim M.M., Barber T.L. (1982). Serologic and virologic responses of a Hereford bull persistently infected with bluetongue virus for eleven years. Proceedings of the Annual Meeting of the American Association of Veterinary Laboratory Diagnosticians 25: 115–134. [Google Scholar]
  99. Lysyk T.J. (2007). Seasonal Abundance, Parity, and Survival of Adult Culicoides sonorensis (Diptera: Ceratopogonidae) in Southern Alberta, Canada. Journal of Medical Entomology 44: 959–969. [DOI] [PubMed] [Google Scholar]
  100. Lysyk T.J., Danyk T. (2007). Effect of Temperature on Life History Parameters of Adult Culicoides sonorensis (Diptera: Ceratopogonidae) in Relation to Geographic Origin and Vectorial Capacity for Bluetongue Virus. Journal of Medical Entomology 44: 741–751. [DOI] [PubMed] [Google Scholar]
  101. Maclachlan N.J., Osburn B.I. (1983). Bluetongue virus‐induced hydranencephaly in cattle. Veterinary Pathology 20: 563–573. [DOI] [PubMed] [Google Scholar]
  102. Maclachlan N.J., Gard G. (1992). Working team report on germplasm. In: Bluetongue, African horse Sickness and Related Orbiviruses, Walton T.E., Osburn B.I. (eds). CRC Press. 994–1000. [Google Scholar]
  103. Maclachlan N.J., Osburn B.I. (2006). Impact of bluetongue virus infection on the international movement and trade of ruminants. Journal of the American Veterinary Medical Association 226: 1346–1349. [DOI] [PubMed] [Google Scholar]
  104. Maclachlan N.J., Osburn B.I. (2008). Induced brain lesions in bluetongue virus infected calves. Veterinary Record 162: 490–491. [DOI] [PubMed] [Google Scholar]
  105. Maclachlan N.J., Osburn B.I., Ghalib H.W., Stott J.L. (1985a). Bluetongue virus‐induced encephalopathy in fetal cattle. Veterinary Pathology 22: 415–417. [DOI] [PubMed] [Google Scholar]
  106. Maclachlan N.J., Osburn B.I., Stott J.L., Ghalib H.W. (1985b). Orbivirus infection of the bovine fetus. Progress in Clinical and Biological Research 178: 79–84. [PubMed] [Google Scholar]
  107. Maclachlan N.J., Osburn B.I., Stott J.L. (1989). Is bluetongue virus infection of cattle a truly persistent infection? Proceedings of the Annual Meeting of the United States Animal Health Association 94: 89–98. [Google Scholar]
  108. Maclachlan N.J., Conley A.J., Kennedy P.C. (2000). Bluetongue and equine viral arteritis viruses as models of virus‐induced fetal injury and abortion. Animal Reproduction Science 60–61: 643–651. [DOI] [PubMed] [Google Scholar]
  109. Maia M., Bauer B., Mehlitz D., Clausen P.H., Abonuusum A., Osei S., Kruppa T., May J., Garms R. (2005). Use of insecticide‐treated nets to protect cattle against insects of veterinary and medical importance in Ghana. Bernhard‐Nocht‐Institute for Tropical Medicine, Scientific Report 2004/2005. 86‐87. www.bg‐sentinel.com/bilder/Maia_et_al‐2006_BG‐Sentinel_Anopheles_Culicinae_Ceratopogonidae_Phlebotomidae.pdf accessed on 1st June 2008.
  110. Mathieu B., Perrin A., Baldet T., Delécolle J.‐C., Albina E., Cetre‐Sossah C. (2007). Molecular identification of the Western European species of the Obsoletus Complex (Diptera: Ceratopogonidae) by an ITS‐1 rDNA multiplex PCR assay. Journal of Medical Entomology 44: 1019–1025. [DOI] [PubMed] [Google Scholar]
  111. Mauroy A., Guyot H., De Clercq K., Cassart D., Thiry E., Saegerman C. (2008). Bluetongue in captive yaks. Emerging Infectious Diseases 14: 675–676. [DOI] [PMC free article] [PubMed] [Google Scholar]
  112. McCall P.J., Trees A.J., 1993. Onchocerciasis in British cattle: a study of the transmission of Onchocerca sp. in North Wales. Journal of Helminthology. 67: 123–135. [DOI] [PubMed] [Google Scholar]
  113. McKercher D.G., Saito J.K., Singh K.V. (1970). Serologic evidence of an etiologic role for bluetongue in hydranencephaly of calves. Journal of American Veterinary Medical Association 156: 1044–1047. [PubMed] [Google Scholar]
  114. Mehlhorn H., Walldorf W., Klimpel S., Jahn B., Jaeger F., Eschweiler J., Hoffmann B., and Beer M. (2007). First occurrence of Culicoides obsoletus ‐transmitted Bluetongue virus epidemic in Central Europe. Parasitology research 101: 219–228. [DOI] [PubMed] [Google Scholar]
  115. Mehlhorn H.; Schmahl G.; D'Haese J., Schumacher B. (2008). Butox 7.5 pour on: a deltamethrin treatment of sheep and cattle: pilot study of killing effects on Culicoides species (Ceratopogonidae). Parasitology Research 102: 515–518. [DOI] [PubMed] [Google Scholar]
  116. Meiswinkel R., Baylis M., Labuschagne K. (2000). Stabling and protection of horses from Culicoides bolitinos (Diptera: Ceratopogonidae), a recently identified vector of African horse sickness. Bulletin of Entomological Research 90: 509–515. [DOI] [PubMed] [Google Scholar]
  117. Meiswinkel R., Gomulski L.M., Delécolle J.‐C., Goffredo M., Gasperi, G. (2004). The taxonomy of Culicoides vector complexes – unfinished business. Veterinaria Itaiana. 40: 151–159. [PubMed] [Google Scholar]
  118. Meiswinkel R., van Rijn P., Leijs P., Goffredo M. (2007). Potential new Culicoides vector of bluetongue virus in northern Europe. Veterinary Record 161: 564–565. [DOI] [PubMed] [Google Scholar]
  119. Meiswinkel R., Goffredo M., Leijs P., Conte A., (2008). The Culicoides ‘snapshot’: A novel approach used to assess vector densities widely and rapidly during the 2006 outbreak of bluetongue (BT) in The Netherlands. Preventive Veterinary Medicine in press. [DOI] [PubMed]
  120. Mellor P.S. (2000). Replication of arboviruses in insect vectors. Journal of Comparative Pathology 123: 231–247. [DOI] [PubMed] [Google Scholar]
  121. Mellor P.S., McCcaig J. (1974). The probable cause of sweet itch in England. Veterinary Record 95: 411–415. [DOI] [PubMed] [Google Scholar]
  122. Mellor P.S., Pitzolis G. (1979). Observations on breeding sites and light‐trap collections of Culicoides during an outbreak of bluetongue in Cyprus. Bullettin of Entomological Reseach 69: 229–234. [Google Scholar]
  123. Mellor, P.S. , Wittmann E.J. (2002). Bluetongue virus in the Mediterranean basin, 1998–2001. The Veterinary Journal, 164: 20–37. [DOI] [PubMed] [Google Scholar]
  124. Mellor P.S., Boorman J., Baylis M. (2000). Culicoides biting midges: their role as arbovirus vectors. Annual review of entomology 45: 307–340. [DOI] [PubMed] [Google Scholar]
  125. Melville L.F., Hunt N.T., Davis S.S., Weir R.P. (2004). Bluetongue virus does not persist in naturally infected cattle. Veterinaria Italiana 40: 502–507. [PubMed] [Google Scholar]
  126. Menzies F., McCullogh S., McKeown I., Forster J., Jess S., Batten C., Murchie A., Gloster J., Fallows G., Pelgrim W., Mellor P., Oura C. (2008). Transplacental and contact transmission of Bluetongue virus from an outbreak in cattle herds in Northern Ireland. Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 36.
  127. Miranda M.A., Borràs D., Rincón C., Alemany A. (2003). Presence in the Balearic Islands (Spain) of the midges Culicoides imicola and Culicoides obsoletus group. Medical and Veterinary Entomology 17: 52–54. [DOI] [PubMed] [Google Scholar]
  128. Miranda M.A., Borràs D., Rincón C. (2004). Seasonal abundance of Culicoides imicola and C. obsoletus Group in the Balearic Islands (Spain). Veterinaria Italiana 40: 292–295. [PubMed] [Google Scholar]
  129. Mirzaeva A.G., Isaev V.A. (1990). Revision of the subgenus Culicoides s. str. (Diptera, Ceratopogonidae). Novye I Maloizvetnye Vidy Fauny Sibiri, 21, 92‐99. [In Russian.] English translation in Entomological Review 70: 154–160. [Google Scholar]
  130. Mullens B.A., Tabachnick W.J., Holbrook F.R., Thompson L.H., (1995). Effects of temperature on virogenesis of bluetongue virus serotype 11 in Culicoides variipennis sonorensis . Medical and Veterinary Entomology 9: 71–76. [DOI] [PubMed] [Google Scholar]
  131. Mullens B.A., Velten R.K., Gerry A.C., Braverman Y., Endris R.G. (2000). Feeding and survival of Culicoides sonorensis on cattle treated with permethrin or primiphos‐methyl. Medical and Veterinary Entomology 14: 313–320. [DOI] [PubMed] [Google Scholar]
  132. Murray P.K., Eaton B.T. (1996). Vaccines for bluetongue. Australian Veterinary Journal 73: 207–210. [DOI] [PubMed] [Google Scholar]
  133. Nevill E.M. (1971). Cattle and Culicoides biting midges as possible overwintering hosts of bluetongue virus. Onderstepoort Journal of Veterinary Research 38: 65–72. [PubMed] [Google Scholar]
  134. Nielsen B.O. (1971). Some observations on biting midges (Diptera: Ceratopogonidae) attacking grazing cattle in Denmark. Entomologica Scandinavica 2: 94–98. [Google Scholar]
  135. Nolan D.V., Carpenter S., Barber J., Mellor P.S., Dallas J.F., Mordue A.J., Piertney S.B. (2007). Rapid diagnostic PCR assays for members of the Culicoides obsoletus and Culicoides pulicaris species complexes, implicated vectors of bluetongue virus in Europe. Veterinary Microbiology 124: 82–94. [DOI] [PubMed] [Google Scholar]
  136. O'Connell L. (2002). Entomological aspects of the transmission of arboviral diseases by Culicoides biting midges. PhD thesis submitted to the University of Bristol, pp. 176.
  137. Olbrich S., Liebisch A. (1988). Untersuchungen zum vorkommen und zum befall mit gnitzen (Diptera: Ceratopogonidae) bei weiderindern in Norddeutschland. Mitteilungen der Deutschen Gesellschaft für Allgemeine und Angewandte Entomologie 6: 415–420. [Google Scholar]
  138. Ortega M.D., Lloyd J., Holbrook F.R. (1997). Seasonal and geographical distribution of Culicoides imicola Kieffer (Diptera: Ceratopogonidae) in Southwestern Spain. Journal of American Mosquito Control Association 13: 227–232. [PubMed] [Google Scholar]
  139. Ortega M.D., Mellor P.S., Rawlings P., Pro M.J. (1998). The seasonal and geographical distribution of Culicoides imicola, C. pulicaris group and C. obsoletus group biting midges in central and southern Spain. Archives of Virology 14: 85–91. [DOI] [PubMed] [Google Scholar]
  140. Osburn B.I., Silverstein A.M. Prendergast R.A., Johnson R.T., Parshall C.J. (1971a). Experimental viral‐induced congenital encephalopathies. I. Pathology of hydranencephaly and porencephaly caused by bluetongue vaccine virus. Laboratory Investigation 25: 197–205. [PubMed] [Google Scholar]
  141. Osburn B.I., Johnson R.T., Silverstein A.M. Prendergast R.A., Jochim M.M., Levy S.E. (1971b). Experimental viral‐induced congenital encephalopathies. II. The pathogenesis of bluetongue vaccine virus infection in the fetal lamb. Laboratory Investigation 25: 206–210. [PubMed] [Google Scholar]
  142. Osburn B.I., Silverstein A. (1972). Animal model for human disease. Hydranencephaly, porencephaly, cerebral cysts, retinal dysplasia, central nervous system malformations. Animal model: bluetongue vaccine virus infection of fetal lambs. American Journal of Pathology 67: 211–214. [PMC free article] [PubMed] [Google Scholar]
  143. Paradell H., Mouriño M., Garcia L., Urniza A., Vila A., Sanmiguel E., Villalba R., Xu Z., Chu H.‐J., Gómez‐Tejedor C., Plana Duran J. (2008a). Efficacy of Zulvac® 8 – inactivated and adjuvanted vaccine ‐ against bluetongue virus serotype 8. Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 31.
  144. Paradell H., Mouriño M., Garcia L., Urniza A., Vila A., Buxeda M., Sanmiguel E., Xu Z., Chu H.‐J., Gómez‐Tejedor C., Plana Duran J. (2008b). Experimental infection in calves and lambs with Bluetongue virus serotype 8. Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 32.
  145. Parsonson I.M., Luedke A.J., Barber T.L., Walton T.E. (1994a). Bluetongue virus infection in pregnant ewes. American Journal of Veterinary Research 55: 666–669. [PubMed] [Google Scholar]
  146. Parsonson I.M., Thompson L.H., Walton T.E. (1994b). Experimentally induced infection with bluetongue virus serotype 11 in cows. American Journal of Veterinary Research 55: 1529–1534. [PubMed] [Google Scholar]
  147. Patakakis M.J. (2004). C. imicola in Greece. Veterinaria Italiana 40: 232. [PubMed] [Google Scholar]
  148. Paweska J.T., Venter G.J., Mellor P.S. (2002). Vector competence of South African Culicoides species for bluetongue virus serotype 1 (BTV‐1) with special reference to the effect of temperature on the rate of virus replication in C.imicola and C.bolitinos . Medical and Veterinary Entomology 16: 10–21. [DOI] [PubMed] [Google Scholar]
  149. Plana Duran P.J., Paradell H., Mouriño M., Urniza A., Vila A., Sanmiguel E., Varo J.I., Gómez‐Tejedor C., Xu Z., Chu H.‐J. (2008). Efficacy of Zulvac® 1 ‐ inactivated and adjuvanted vaccine ‐ against Bluetongue virus serotype 1. Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 30.
  150. ProMED‐mail. Bluetongue ‐ Europe (19): BTV‐8, new vector, update. ProMED‐mail; 2008; 03 Apr: 20080403.1222. <www.promedmail.org>. Accessed 1 June 2008. [Google Scholar]
  151. Puentes E., Fernández J., Fernández‐Pacheco P., Sánchez M., Varo I., Alguero J., Pinilla M., Villalba R., Sanmiguel E., Zamora M., Arias M.L., Aguero M., Gómez‐Tejedor C., Jiménez‐Clavero M.A. (2008). Inactivated vaccines against bluetongue: protection of cattle and sheep from experimental challenge with bluetongue virus serotypes 1 and 4. Proceedings of the Bluetongue Satellite Symposium “Bluetongue in Europe, back to the future!!”. Brescia, Italy, 7 June 2008. 68.
  152. Purse B.V., Mellor P.S., Rogers D.J., Samuel A.R., Mertens P.P.C., Baylis M. (2005). Climate change and the recent emergence of bluetongue in Europe. Nature reviews: Microbiology 3: 171–181. [DOI] [PubMed] [Google Scholar]
  153. Rawlings P., Mellor P.S. (1994). African horse sickness and the overwintering of Culicoides spp. in the Iberian peninsula. Revue Scientifique et Technique de l'Office International des Épizooties 13: 753–761. [DOI] [PubMed] [Google Scholar]
  154. Richards W.P., Crenshaw G.L., Bushnell R.B. (1971). Hydranencephaly of calves associated with natural bluetongue virus infection. Cornell Veterinarian 61: 336–348. [PubMed] [Google Scholar]
  155. Roeder P.L., Taylor W.P., Roberts D.H., Wood L., Jeggo M.H., Gard G.P. Corteyn M., Graham S. (1991). Failure to establish congenital bluetongue virus infection by infecting cows in early pregnancy. Veterinary Record 128: 301–304. [DOI] [PubMed] [Google Scholar]
  156. Ruiz‐Fons F., Reyes‐García A.R., Alcaide V., Gortázar C. (2008). Spatial and temporal evolution of bluetongue virus in wild ruminants, Spain. Emerging Infectious Diseases, 14: 951–953. [DOI] [PMC free article] [PubMed] [Google Scholar]
  157. Sarto i Monteys V., Saiz‐Ardanaz M. (2003). Culicoides midges in Catalonia (Spain), with special reference to likely bluetonge virus vectors. Medical and Veterinary Entomology 288–293. [DOI] [PubMed]
  158. Sarto i Monteys V., Aranda C., Escosa R., Pagès N., Ventura D. (2004). Results of current suveillance of likely bluetongue virus vectors of the genus Culicoides in Catalonia, Spain. Veterinaria Italiana 40: 130–132. [PubMed] [Google Scholar]
  159. Sarto i Monteys V., Ventura D., Pagès N., Aranda C., Escosa R. (2005). Expansion of Culicoides imicola, the main bluetongue virus vector in Europe, into Catalonia, Spain. Veterinary Record 156: 415–417. [DOI] [PubMed] [Google Scholar]
  160. Savini G., Goffredo M., Monaco F., Di Gennaro A., Cafiero M.A., Baldi L., De Santis P., Meiswinkel R., Caporale V. (2005). Bluetongue virus isolations from midges belonging to the Obsoletus complex (Culicoides, Diptera: ceratopogonidae) in Italy. Veterinary Record 157: 133–139. [DOI] [PubMed] [Google Scholar]
  161. Scaramozzino P., Turco F., Scholl F., De Liberato C. (2002). Distribution and abundance of Culicoides imicola in Lazio and Tuscany. Parassitologia 44: 170. [Google Scholar]
  162. Schultz G., DeLay P.D. (1955). Losses in newborn lambs associated with bluetongue vaccination of pregnant ewes. Journal of the American Veterinary Medical Association 127: 224–226. [PubMed] [Google Scholar]
  163. Sellers R.F. (1980). Weather, host and vector ‐ their interplay in the spread of insect borne animal virus diseases. Journal of Hygiene 81: 189–196. [DOI] [PMC free article] [PubMed] [Google Scholar]
  164. Service M.W., 1969. Studies on the biting habits of Culicoides impunctatus Goetghebuer, C. obsoletus (Meigen) and C. punctatus (Meigen) (Diptera: Ceratopogonidae). Proceedings of the Royal Entomological Society of London (A) 44: 1–10. [Google Scholar]
  165. Silverstein A.M., Parshall C.J., Osburn B.I., Prendergast R.A. (1971). An experimental, virus‐induced retinal dysplasia in the fetal lamb. American Journal of Ophthalmology 72: 22–34. [DOI] [PubMed] [Google Scholar]
  166. Takamatsu H., Mellor P.S., Mertens P.P., Kirkham P.A., Burroughs J.N., and Parkhouse, R.M. (2003). A possible overwintering mechanism for bluetongue virus in the absence of the insect vector. Journal of General Virology 227–235. [DOI] [PubMed]
  167. Thomas F.C., Randall G.C., Myers D.J. (1986). Attempts to establish congenital bluetongue virus infections in calves. Canadian Journal of Veterinary Research 50: 280–281. [PMC free article] [PubMed] [Google Scholar]
  168. Torina A., Caracappa A., Mellor P.S., Baylis M., Purse B.V. (2004). Spatial distribution of bluetongue virus and its Culicoides vectors in Sicily. Medical and Veterinary Entomology 18: 81–89. [DOI] [PubMed] [Google Scholar]
  169. Venter G.J., Paweska J.T., Van Dijk A.A., Mellor P.S., Tabachnick W.J. (1998). Vector competence of Culicoides bolitinos and C. imicola for South African bluetongue virus serotypes 1, 3 and 4. Medical and Veterinary Entomology 12: 378–385. [DOI] [PubMed] [Google Scholar]
  170. Vercauteren G., Miry C., Vandenbussche F., Ducatelle R., Van der Heyden S., Vandemeulebroucke E., De Leeuw I., Deprez P., Chiers K., De Clercq K. (2008). Bluetongue virus serotype 8‐associated congenital hydranencephaly in calves. Transboundary and Emerging Diseases. Epub ahead of print. doi:10.1111/j.1865‐1682.2008.01034.x. [DOI] [PubMed]
  171. Veronesi E., Mertens P.P.C., Shaw A.E., Brownlie J., Mellor P.S., Carpenter S.T. (2008). Quantifying bluetongue virus in adult Culicoides biting midges (Diptera: Ceratopogonidae). Journal of Medical Entomology 45: 129–132. [DOI] [PubMed] [Google Scholar]
  172. Waldvogel A.S., Anderson G.A., Phillips D.L., Osburn B.I. (1992a). Infection of bovine fetuses at 120 days gestation with virulent and avirulent strains of bluetongue virus serotype 11. Comparative Immunology and Microbiology of Infectious Diseases 15: 53–63. [DOI] [PubMed] [Google Scholar]
  173. Waldvogel A.S., Anderson G.A., Phillips D.L., Osburn B.I. (1992b). Association of virulent and avirulent strains of bluetongue virus serotype 11 with premature births of late term bovine fetuses. Journal of Comparative Pathology 106: 333–340. [DOI] [PubMed] [Google Scholar]
  174. White D.M., Mecham J.O. (2004). Lack of detectable bluetongue virus in skin of seropositive cattle: implications for vertebrate overwintering of bluetongue virus. Veterinaria Italiana 40: 513–519. [PubMed] [Google Scholar]
  175. WHO, World Health Organization , 1967. Arboviruses and Human disease. World Health Organization. Technical Report. Series n. 369. [PubMed] [Google Scholar]
  176. Wittman E.J., Mellor P.S., Baylis M. (2002). Effect of temperature on the trasmission of arboviruses by the biting midge, Culicoides sonorensis . Medical and Veterinary Entomology 16: 147–156. [DOI] [PubMed] [Google Scholar]
  177. Wouda W., Roumen M.P., Peperkamp N.H., Vos J.H., van Garderen E., Muskens J. (2008). Hydranencephaly in calves following the bluetongue virus serotype 8 epidemic in the Netherlands. Veterinary Record 162: 422–423. [DOI] [PubMed] [Google Scholar]
  178. Wulfsberg S. 1989. Field observations on the infestation of horses by biting midges (Diptera: Ceratopogonidae) in northern Germany. Freilanduntersuchungen zum Befall von Pferden mit Gnitzen Diptera: Ceratopogonidae in Norddeutschland pp. 195.
  179. Young S., Cordy D.R. (1964). An ovine fetal encephalopathy caused by bluetongue vaccine virus. Journal of Neuropathology and Experimental Neurology 23: 635–659. [DOI] [PubMed] [Google Scholar]
  180. Zhdanova, T.G. , 1975. The activity of attack of blood‐sucking biting midges (Diptera, Ceratopogonidae) in relation to meteorological conditions in the left‐bank Polesie of the Ukraine. Vestnik‐Zoologii 6: 58–64. [Google Scholar]
  181. Zimmer J.Y., Losson B., De Dekken R., Fassote C. (2008). Breeding sites of bluetongue vectors in northern Europe. Veterinary Record 162: 131. [DOI] [PubMed] [Google Scholar]
  182. Zumpt G.F., Bryson R.W., Andrews S. (1978). Hydranencephaly of calves in the Natal region. Journal of South African Veterinary Medical Association 49: 32. [PubMed] [Google Scholar]

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