Trichostrongylus colubriformis and Haemonchus contortus infections in light bodyweight Merino lambs

Australian Veterinary Journal

Volumn 85, Issue 11, 2007, Pages 437-445

  McClure, S J ^a   Emery, D L ^b  

^a CSIRO   (Australia)

^b UNIVERSITY OF SYDNEY   (Australia)

Author keywords

Bodyweight; Haemonchus contortus; Immunity; Nematode; Sheep; Trichostrongylus colubriformis

Indexed keywords

HELMINTH ANTIBODY; IMMUNOGLOBULIN A;

ANIMAL; ANIMAL DISEASE; ARTICLE; BODY WEIGHT; FECES; FEMALE; HAEMONCHUS; HOSPITALIZATION; IMMUNOLOGY; ISOLATION AND PURIFICATION; JEJUNUM; MALE; MUCOSAL IMMUNITY; NEWBORN; PARASITE IDENTIFICATION; PARASITOLOGY; PHYSIOLOGY; RANDOMIZATION; SHEEP; SHEEP DISEASE; TRICHOSTRONGYLOSIS; TRICHOSTRONGYLUS;

ANIMALS; ANIMALS, NEWBORN; ANTIBODIES, HELMINTH; BODY WEIGHT; FECES; FEMALE; HAEMONCHIASIS; HAEMONCHUS; IMMUNITY, MUCOSAL; IMMUNOGLOBULIN A; JEJUNUM; MALE; PARASITE EGG COUNT; RANDOM ALLOCATION; SEVERITY OF ILLNESS INDEX; SHEEP; SHEEP DISEASES; TRICHOSTRONGYLOSIS; TRICHOSTRONGYLUS;

HAEMONCHUS CONTORTUS; OVIS ARIES; TRICHOSTRONGYLUS COLUBRIFORMIS;

EID: 35548950234     PISSN: 00050423     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1751-0813.2007.00221.x     Document Type: Article

References (36)

1. Besier RB, Love SCJ. Anthelmintic resistance in sheep nematodes in Australia: the need for new approaches. Aust J Exp Agric 2003 43 : 1383 1391.
2. Gregg P, Dineen JK, Griffiths DA. The effect of y-irradiation on the development of infective larvae of Trichostrongylus colubriformis in guinea pigs and sheep. Int J Parasitol 1976 2 : 363 375.
3. Whitlock HV. Some modifications of the McMaster helminth egg-counting technique apparatus. J Council for Scientific and Industrial Research 1948 21 : 177 180.
4. McClure SJ, Emery DL, Bendixsen T, Davey RJ. Attempts to generate immunity against Trichostrongylus colubriformis and Haemonchus contortus in young lambs by vaccination with viable parasites. Int J Parasitol 1998 28 : 739 46.
5. McClure SJ, Emery DL, Wagland BM, Jones WO. A serial study of rejection of Trichostrongylus colubriformis by immune sheep. Int J Parasitol 1992 22 : 227 234.
6. Larsen PV 2006. http://statmaster.sdu.dk/courses/st111/module09.
7. Steel JW, Symons LEA, Jones WO. Effects of level of larval intake on the productivity and physiological and metabolic responses of lambs infected with Trichostrongylus colubriformis. Aust J Agric Res 1980 31 : 821 838.
8. Dobson RJ, Waller PJ, Donald AD. Population dynamics of Trichostrongylus colubriformis in sheep: the effect of infection rate on loss of adult parasites. Int J Parasitol 1990 3 : 359 363.
9. Albers GAA, Gray GD, Le Jambre LF, Barger IA, Barker JSF. The effect of Haemonchus contortus infection on haematological parameters in young merino sheep and its significance for productivity. Anim Prod 1990 50 : 99 109.
10. Roberts JL, Swan RA. Quantitative studies of ovine haemonchosis. I. Relationship between faecal egg counts and total worm counts. Vet Parasitol 1981 27 : 73 83.
11. Manton VJA, Peacock R, Poynter D, Silverman PH, Terry RJ. The influence of age on naturally acquired resistance to Haemonchus contortus in lambs. Res vet Sci 1962 3 : 308 314.
12. Urquhart GM, Jarrett WFH, Jennings FW, McIntyre WIM, Mulligan W. Immunity to Haemonchus contortus infection: relationship between age and successful vaccination with irradiated larvae. Am J Vet Res 1966 27 : 1645 1648.
13. Gibson TE, Parfitt JW. The effect of age on the development by sheep of resistance to Trichostrongylus colubriformis. Res vet Sci 1972 13 : 529 535.
14. Gregg P, Dineen KK, Rothwell TLW, Kelly JD. The effect of age on the response of sheep to vaccination with irradiated Trichostrongylus colubriformis larvae. Vet Parasitol 1978 4 : 35 48.
15. Smith WD, Jackson F, Jackson E, Williams J. Age immunity to Ostertagia circumcincta: comparison of the local immune responses of 41/2 and 10-month-old lambs. J Comp Path 1985 95 : 235 245.
16. Douch PG, Morum PE. The effect of age on the response of Romney sheep to gastrointestinal nematodes during grazing. Int J Parasitol 1993 23 : 651 655.
17. Colditz IG, Watson DL, Gray GD, Eady SJ. Some relationships between age, immune responsiveness and resistance to parsites of ruminants. Int J Parasitol 1990 26 : 869 877.
18. Silverstein AM, Uhr JW, Kraner KL, Lukes RJ. Fetal response to antigenic stimulus. II. Antibody production by fetal lamb. J Exp Med 1963 117 : 799 812.
19. Dineen JK, Gregg P, Lascelles AK. The response of lambs to vaccination at weaning with irradiated Trichostrongylus colubriformis larvae: segregation into 'responders' and 'non-responders'. Int J Parasitol 1978 8 : 59 63.
20. Palaangara R, McClure S, McCullagh P. Intestinal exposure to a parasite antigen in utero depresses cellular and cytokine responses of the mucosal immune system. Vet Immunol Immunopathol 2003 93 : 91 105.
21. Beasley AM, Kahn LP, Windon RG. Periparturient relaxation of immunity to sheep worms: untangling immunological and endocrine associations. Proc. of the Australian Sheep Industry CRC conference Orange 2006 : 227.
22. Abbott EM, Parkins JJ, Holmes PH. Influence of dietary protein on the pathophysiology of haemonchosis in lambs given continuous infection. Res vet Sci 1988 45 : 41 49.
23. Abbott EM, Holmes PH. Influence of dietary protein on the immune responsiveness of sheep to Haemonchus contortus. Res vet Sci 1990 48 : 103 107.
24. Kambara T, McFarlane RG, Abell TJ, McAnulty RW, Sykes AR. The effect of age and dietary protein on immunity and resistance in lambs vaccinated with Trichostrongylus colubriformis. Int J Parasitol 1993 : 4 : 471 476.
25. Bricarello PA, Amarante AFT, Rocha RA et al. Influence of dietary protein supply on resistance to experimental infections with Haemonchus contortus in Ile de France and Santa Ines lambs. Vet Parasitol 2005 134 : 99 109.
26. Emery DL, McClure SJ, Davey RJ, Bendixsen T. Induction of protective immunity to Trichostrongylus colubriformis in neonatal Merino lambs. Int J Parasitol 1999 2 : 1037 1046.
27. Emery D, McClure SJ, Davey RJ. Protection of Merino lambs against Haemonchus contortus by trickle infection of neonates. Int J Parasitol 2000 49 : 165 170.
28. Holmes P, Sackett D. Weaner series - target weights and feeding. Holmes & Sackett On Farm 1990 3 : 23 25.
29. Hall E. Reasons for breakdown in worm control programs. In : Sheep medicine proceedings 141. Post Graduate committee in Veterinary Science University of Sydney 1990 : 247 263.
30. Foot JZ, Egan JK, Love KL. Sheep nutrition in the Victorian environment. Technical Report Series No. 136. Department of Agriculture and Rural Affairs, Victoria, 1987.
31. Bell AW. Factors controlling placental and foetal growth and their effects on future production. In : Lindsay DR Pearce DT, editors. Reproduction in sheep. Australian Academy of Science, Canberra, 1984 : 144 152.
32. Stephenson RGA, Edwards JE, Hopkins PS. Aust J Agric Res 1981 32 : 497 509.
33. Heath NE, Hinch GN, Thwaites CJ. Lactation performance and early lamb growth rate in Merino sheep selected for high and low weaning weight. In : Lindsay DR Pearce DT, editors. Reproduction in sheep. Australian Academy of Science, Canberra, 1984 : 234 236.
34. Gibb MJ, Treacher TT. The effect of ewe body condition at lambing on the performance of ewes and their lambs at pasture. J Agric Sci 1980 95 : 631 640.
35. Morris ST, Kenyon PR, West DM. Effect of hogget nutrition in pregnancy on lamb birthweight and survival to weaning. NZ J Agric Res 2005 48 : 1165 175.
36. Dobson RJ, Waller P, Donald AD. Population dynamics of Trichostrongylus colubriformis in sheep: the effect of infection rate on the establishment of infective larvae and parasite fecundity. Int J Parasitol 1990 3 : 347 352.