Genetically resistant sheep avoid parasites to a greater extent than do susceptible sheep

Proceedings of the Royal Society B: Biological Sciences

Volumn 274, Issue 1620, 2007, Pages 1839-1844

  Hutchings, M R ^a   Knowler, K J ^b   McAnulty, R ^c   McEwan, J C ^b  

^a SCOTTISH AGRICULTURAL COLLEGE   (United Kingdom)

^b INVERMAY AGRICULTURAL CENTRE   (New Zealand)

^c LINCOLN UNIVERSITY   (New Zealand)

Author keywords

Grazing behaviour; Parasite avoidance; Parasite resistance

Indexed keywords

NITROGEN;

AVOIDANCE REACTION; BREEDING; FOOD INTAKE; FORAGE; GRAZING; IMMUNE RESPONSE; LIVESTOCK; MEADOW; PARASITE RESISTANCE; PARASITISM; SHEEP; SWARD;

ANIMAL EXPERIMENT; ARTICLE; AVOIDANCE BEHAVIOR; CONTROLLED STUDY; ENVIRONMENTAL FACTOR; FORAGE; GENETIC RESISTANCE; GRAZING; INFECTION SENSITIVITY; LARVA; NONHUMAN; PARASITE; PRIORITY JOURNAL; QUANTITATIVE ANALYSIS; SHEEP;

ANIMALIA; OVIS ARIES;

EID: 34548513257     PISSN: 09628452     EISSN: 14712970     Source Type: Journal    
DOI: 10.1098/rspb.2007.0398     Document Type: Article

References (15)

1. Bishop, S. C., Bairden, K., McKellar, Q. A., Park, M. & Stear, M. J. 1996 Genetic parameters for faecal egg count following mixed, natural, predominantly Ostertagia circumcincta infection and relationships with live weight in young lambs. Anim. Sci. 62, 423-428.
2. Black, J. L. & Kenney, P. A. 1984 Factors affecting diet selection by sheep. II. Height and density of pasture. Aust. J. Agr. Res. 35, 565-578. (doi:10.1071/AR9840565)
3. Coltman, D. W., Pilkington, J., Kruuk, L. E. B., Wilson, K. & Pemberton, J. M. 2001 Positive genetic correlation between parasite resistance and body size in a free-living ungulate population. Evolution 55, 2116-2125. (doi:10.1554/0014-3820(2001)055[2116:PGCBPR]2.0.CO;2)
4. Diez-Tascon, C., Keane, O. M., Wilson, T., Zadissa, A., Hyndman, D. L., Baird, D. B., McEwan, J. C. & Crawford, A. M. 2005 Microarray analysis of selection lines from outbred populations to identify genes involved with nematode parasite resistance in sheep. Physiol. Genomics 21, 59-69. (doi:10.1152/physiolgenomics.00257.2004)
5. Donald, A. D. 1994 Parasites, animal production and sustainable development. Vet. Parasitol. 54, 27-47. (doi:10.1016/0304-4017(94) 90082-5)
6. Houdijk, J. G. M., Kyriazakis, I., Jackson, F., Huntley, J. F. & Coop, R. L. 2005 Effects of protein supply and reproductive status on local and systemic immune responses to Teladorsagia circumcincta in sheep. Vet. Parasitol. 129, 105-117. (doi:10.1016/j.vetpar.2004.12.023)
7. Hutchings, M. R., Gordon, I. J., Kyriazakis, I. & Jackson, F. 2001 Herbivore avoidance of faeces-contaminated patches leads to a trade-off between intake rate of forage and parasitism in subsequent foraging decisions. Anim. Behav. 62, 955-964. (doi:10.1006/anbe.2001.1837)
8. Hutchings, M. R., Gordon, I. J., Kyriazakis, I., Robertson, E. & Jackson, F. 2002a Grazing in heterogeneous environments: infra- and supra-parasite distributions determine herbivore grazing decisions. Oecologia 132, 453-460. (doi:10.1007/s00442-002-0971-z)
9. Hutchings, M. R., Milner, J. M., Gordon, I. J., Kyriazakis, I. & Jackson, F. 2002b Grazing decisions of Soay sheep (Ovis aries) on St Kilda: a consequence of parasite distribution? Oikos 96, 235-244. (doi:10.1034/j.1600-0706.2002.960205.x)
10. Hutchings, M. R., Athanasiadou, S., Kyriazakis, I. & Gordon, I. J. 2003 Can animals use foraging behaviour to combat parasites? Proc. Nutr. Soc. 62, 361-370. (doi:10.1079/PNS2003243)
11. Lawes Agricultural Trust 1993 GENSTAT 5 reference manual. Oxford, UK: Clarendon Press.
12. Michel, J. F. 1955 Parasitological significance of bovine grazing behaviour. Nature 175, 1088-1089. (doi:10.1038/1751088a0)
13. Morris, C. A., Wheeler, M., Watson, T. G., Hosking, B. C. & Leathwick, D. 2005 Direct and correlated responses to selection for high or low faecal nematode egg count in Perendale sheep. N. Zeal. J. Agr. Res. 48, 1-10.
14. Paterson, H. D. & Thompson, R. 1971 Recovery of inter-block information when block sizes are unequal. Biometrica 58, 1042-1046. (doi:10.1093/biomet/58.3.545)
15. Wilson, K. & Grenfell, B. T. 1997 Generalized linear modelling for parasitologists. Parasitol. Today 13, 33-38. (doi:10.1016/S0169- 4758(96)40009-6)