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Italian Journal of Animal Science Volume 8, 2009 - Issue sup2: Proceedings of the 18th ASPA Congress, Palermo, June 9-12, 2009
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Article

Estimation of (co)variance components of nematode parasites resistance and somatic cell count in dairy sheep

Stefania SechiSettore Genetica e Biotecnologie - DIRPA, AGRIS-Sardegna, Olmedo, ItalyCorrespondence[email protected]
,
Sotero SalarisSettore Genetica e Biotecnologie - DIRPA, AGRIS-Sardegna, Olmedo, Italy
,
Antonio ScalaDipartimento di Scienze Animali, Università di Sassari, Italy
,
Rachel RuppSAGA-INRA, Tolouse, France
,
Carole MorenoSAGA-INRA, Tolouse, France
,
Stephen BishopThe Roslin Institute and R(D)SVS, University of Edinburgh, Scotland, UK
&
Sara CasuSettore Genetica e Biotecnologie - DIRPA, AGRIS-Sardegna, Olmedo, Italy
 show all
Pages 156-158 | Published online: 07 Mar 2016

References

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  • Bergonier, D., de Crémoux, R., Rupp, R., Lagriffoul, G., Berthelot, X., 2003. Mastitis of dairy small ruminants. Vet. Res. 34:689–716.
  • Bishop, S.C., Stear, M.J., 2001. Inheritance of faecal egg counts during early lactation in Scottish Blackface ewes facing mixed, natural nematode infections. Anim. Sci. 73:389–395 .
  • Bishop, S.C., Morris, C.A., 2007. Genetics of disease resistance in sheep and goats. Small Rumin. Res. 70:48–59.
  • El-Saied, U.M., Carriedo, J.A., De La Fuente, L.F., 199 . Genetic parameters of lactation cell counts and milk and protein yields in dairy ewes. J. Dairy Sci. 82:639 -644.
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  • Gonzalo, C., Carriedo, J.A., Baro, J.A., San Primitivo, F., 1994. Factors influencing variation of test day milk yield, somatic cell count, fat, and protein in dairy sheep. J. Dairy Sci. 77:153 7–1542.
  • Moreno, C.R., Gruner, L., Scala, A., Mura, L., Schibler, L., Amigues, Y., Sechi, T., Jacquiet, P., Francois, D., Sechi, S., Roig, A., Casu, Sara, Barillet, F., Brunel, J.C., Bouix, J., Carta, A., Rupp, R., 2006. QTL for resistance to internal parasites in two designs based on natural and experimental condition of infection. Proc. 8th WCGALP, Communication 15–05.
  • Nieuwhof, G.J, Evans, J.L., 2003. Inclusions of selection for nematode resistance in British sheep reference schemes. Options Méditerranée. 555:547–54.
  • Raynaud, J.P., 1970. Etude de l’efficacité d’une technique de coproscopie quantitative pour le diagnostic de routine et le contrôle des infestations parasitaires des bovins, ovins, équins et porcins. Ann. Parasitol. Hum. Comp. 455:35321–342.
  • Rupp, R., Boichard, D., Barbat, A., Astruc, J.M., Lagriffoul, G., Barillet, F., 2002. Selection for mastitis resistance in French dairy sheep. Proc. 7th WCGALP, Communication 09–28.
  • Rupp, R., Schibler, L., Cribiu, E., Amigues, Y., Boscher, M.Y., Mura, L., Sechi, T., Fraghi, A., Casu, Sara, Barillet, F., Carta, A., 2003. Evidence of chromosomal regions controlling somatic cell counts in dairy sheep from two QTL detection projects. Proc. Int. Workshop on Major Genes and QTL in Sheep and Goats. INRA. Toulouse. France, CD-ROM n° 2–32.
  • Serrano, M., Perez-Guzman, M.D., Montoro, V., Jurado, J.J., 2003. Genetic analysis of somatic cell count and milk traits in Manchega ewes: mean lactation and test-day approaches. Livest. Prod. Sci. 84:1–10.
  • Stear, M.J., Strain, S. Bishop, S.C., 199 . Mechanisms underlying resistance to nematode infection. Int. J. Paras. 29:5 1–56.

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