Genetic parameters for faecal egg count, packed-cell volume and body-weight in Santa Inês lambs

Genetics and Molecular Biology

Volumn 32, Issue 2, 2009, Pages 288-294

  Lôbo, Raimundo N B ^a   Vieira, Luiz S ^a   de Oliveira, Amaury A ^a   Muniz, Evandro N ^a   da Silva, José M ^a  

^a EMBRAPA CERRADOS   (Brazil)

Author keywords

Genetic correlations; Heritability; Legendre polynomials; Random regression

Indexed keywords

ANIMAL EXPERIMENT; ARTICLE; BODY WEIGHT; BRAZIL; CENTRIFUGATION; CONTROLLED STUDY; FECES ANALYSIS; FEMALE; GENETIC ANALYSIS; GENETIC ASSOCIATION; GENOTYPE ENVIRONMENT INTERACTION; HEMATOCRIT; HERITABILITY; HOST PARASITE INTERACTION; LAMB; NONHUMAN; PHENOTYPE; REGRESSION ANALYSIS;

ANIMALIA; OVIS ARIES;

EID: 66649118317     PISSN: 14154757     EISSN: 16784685     Source Type: Journal    
DOI: 10.1590/s1415-47572009005000032     Document Type: Article

References (22)

1. Amarante AFT, Barbosa MA, Oliveira MAG, Carmello MJ and Padovani CR (1992) Efeito da administração de oxfendazol, ivermectina e levamisol sobre os exames coproparasitológicos de ovinos. Braz J Vet Res Anim Sci 29:31-38.
2. Amarante AFT, Bricarello PA, Rocha RA and Gennari SM (2004) Resistance of Santa Inês, Suffolk and Ile de France sheep to naturally acquired gastrointestinal nematode infections. Vet Parasitol 120:91-106.
3. Arosemena NAE, Beviláqua CML, Melo ACFL and Girão MD (1999) Seasonal variations of gastrointestinal nematode in sheep and goats from semi-arid areas in Brazil. Rev Med Vet 150:873-876.
4. Bishop SC, Bairden K, McKellar QA, Park M and Stear MJ (1996) Genetic parameters for faecal egg count following mixed, natural, predominantly Ostertagia circumcincta infection and relationships with live-weight in young lambs. Anim Sci 63:423-428.
5. Bishop SC, Jackson F, Coop RL and Stear MJ (2004) Genetic parameters for resistance to nematode infections in Texel lambs and their utility in breeding programs. Anim Sci 78:185-194.
6. Bricarello PA, Gennari SM, Oliveira-Sequeira TCG, Vaz CMSL, Gonçalves I and Echevarria FAM (2004) Worm burden and immunological responses in Corriedale and Crioula Lanada sheep following natural infection with Haemonchus contortus. Small Rum Res 51:73-81.
7. Costa CAF and Vieira LS (1984) Controle de Nematóides Gastrintestinais de Caprinos e Ovinos do Estado do Ceará. Comunicado Técnico 13. Embrapa Caprinos, Sobral, 6 pp (Abstract in English).
8. Costa CAF, Vieira LS and Pant KP (1986) Valores de eritrócitos e eosinófilos em cordeiros deslanados, antes e depois de medicações anti-helmínticas. Pesq Agropec Bras 21:193-201 (Abstract in English).
9. Echevarria FAM, Borba MFS, Pinheiro AC, Waller P and Hansen JW (1996) The prevalence of anthelmintic resistance in nematode parasites of sheep in Southern Latin America: Brazil. Vet Parasitol 62:199-206.
10. Falconer DS and Mackay TFC (1996) Introduction to Quantitative Genetics. 4th edition. Pearson Education Ltd., Essex, 464 pp.
11. Gordon HMCL and Whitlock HV (1939) A new technique for counting nematode eggs in sheep faeces. J Counc Sci Indian Res 12:50-52.
12. Köppen W (1931) Klimakarte der Erde. Grundriss der Klimakunde. 2nd edition. Springer-Verlag, Berlin and Leipzig, 388 pp.
13. McEwan JC (1994) Worm FEC - Breeding sheep resistant to roundworm infection: Breeders' Manual. AgResearch Invermay, Mosgiel, 33 pp.
14. Melo ACFL, Reis IF, Bevilaqua CML, Vieira LS, Echevarria FAM and Melo LM (2003) Nematódeos resistentes a antihelmíntico em rebanhos de ovinos e caprinos do estado do Ceará, Brasil. Ciência Rural 33:339-344 (Abstract in English).
15. Meyer K (2006) WOMBAT - A Program for Mixed Model Analyses by Restricted Maximum Likelihood. User Notes. Animal Genetics and Breeding Unit, Armidale, 58 pp.
16. Pollot GE and Greeff JC (2004) Genotype x environment interactions and genetic parameters for fecal egg count and production traits of Merino sheep. J Anim Sci 82:2840-2851.
17. Pollot GE, Karlsson LJE, Eady S and Greeff JC (2004) Genetic parameters for indicators of host resistance to parasites from weaning to hogget age in Merino sheep. J Anim Sci 82:2852-2864.
18. Stear MJ, Park M and Bishop SC (1996) The key components of resistance to Ostertagia circumcincta in lambs. Parasit Today 12:438-441.
19. Thomaz-Soccol V, De Souza FP, Sotomaior C, Castro EA, Milczewski V, Mocelin G and Silva MDCPE (2004) Resistance of gastroinstestinal nematodes to anthelmintics in sheep (Ovis aries). Braz Arch Biol Techn 47:41-47.
20. Van Vleck LD, Pollak EJ and Oltenacu EAB (1987) Genetics for the Animal Sciences. W.H. Freeman and Company, New York, 391 pp.
21. Vanimisetti HB, Andrew SL, Zajac AM and Notter DR (2004) Inheritance of fecal egg count and packed cell volume and their relationship with production traits in sheep infected with Haemonchus contortus. J Anim Sci 82:1602-1611.
22. Vieira LS, Cavalcante ACR and Ximenes LJF (1997) Epidemiologia e controle das principais parasitoses de caprinos nas regiões semi-áridas do Nordeste do Brasil. Circular Técnica. Embrapa/Caprinos-Merial, Sobral, 49 pp (Abstract in English).