J P Eler

Summary

Country: Brazil

Publications

  1. pmc Genome-wide association analysis of feed intake and residual feed intake in Nellore cattle
    Miguel H A Santana
    Faculdade de Zootecnia e Engenharia de Alimentos USP, Av, Duque de Caxias Norte, 225, 13635 900 Pirassununga, Sao Paulo, Brazil
    BMC Genet 15:21. 2014
  2. ncbi request reprint Genetic evaluation of the probability of pregnancy at 14 months for Nellore heifers
    J P Eler
    Universidade de Sao Paulo, Pirassununga, Brazil
    J Anim Sci 80:951-4. 2002
  3. ncbi request reprint Additive genetic relationships between heifer pregnancy and scrotal circumference in Nellore cattle
    J P Eler
    Universidade de Sao Paulo, Cx P 23, 13635 970, Pirassununga, SP, Brazil
    J Anim Sci 82:2519-27. 2004
  4. ncbi request reprint Genetic analysis of average annual productivity of Nellore breeding cows (COWPROD)
    J P Eler
    Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 7:234-42. 2008
  5. ncbi request reprint Genetic correlation between heifer pregnancy and scrotal circumference measured at 15 and 18 months of age in Nellore cattle
    J P Eler
    Grupo de Melhoramento Animal, Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 5:569-80. 2006
  6. doi request reprint Comparison of different models to estimate genetic parameters for carcass traits in a commercial broiler line
    J L B M Grosso
    Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 9:908-18. 2010
  7. doi request reprint Genetic parameters for postweaning traits in Braunvieh cattle
    D C Cucco
    Departamento de Ciencias Basicas, Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 9:545-53. 2010
  8. doi request reprint Association of single nucleotide polymorphisms in the bovine leptin and leptin receptor genes with growth and ultrasound carcass traits in Nellore cattle
    R C G da Silva
    Merial Saúde Animal Ltda, Campinas, SP, Brasil
    Genet Mol Res 11:3721-8. 2012
  9. doi request reprint Additive genetic relationship of longevity with fertility and production traits in Nellore cattle based on bivariate models
    M H Van Melis
    Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos da Universidade de São Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 9:176-87. 2010
  10. ncbi request reprint Association of SNPs on CAPN1 and CAST genes with tenderness in Nellore cattle
    L F B Pinto
    Grupo de Melhoramento Animal e Biotecnologia, Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 9:1431-42. 2010

Collaborators

Detail Information

Publications33

  1. pmc Genome-wide association analysis of feed intake and residual feed intake in Nellore cattle
    Miguel H A Santana
    Faculdade de Zootecnia e Engenharia de Alimentos USP, Av, Duque de Caxias Norte, 225, 13635 900 Pirassununga, Sao Paulo, Brazil
    BMC Genet 15:21. 2014
    ..This work performed the genome-wide association study (GWAS) for dry matter intake (DMI) and residual feed intake (RFI) of 720 Nellore cattle (Bos taurus indicus)...
  2. ncbi request reprint Genetic evaluation of the probability of pregnancy at 14 months for Nellore heifers
    J P Eler
    Universidade de Sao Paulo, Pirassununga, Brazil
    J Anim Sci 80:951-4. 2002
    ..However, it is mainly recommended for the selection of bulls for the production of precocious daughters because the accuracy of prediction is higher for bulls, depending on their number of daughters...
  3. ncbi request reprint Additive genetic relationships between heifer pregnancy and scrotal circumference in Nellore cattle
    J P Eler
    Universidade de Sao Paulo, Cx P 23, 13635 970, Pirassununga, SP, Brazil
    J Anim Sci 82:2519-27. 2004
    ..Using contemporary group without heifer weaning management gave higher h2 and, for two-trait analysis, converged more quickly...
  4. ncbi request reprint Genetic analysis of average annual productivity of Nellore breeding cows (COWPROD)
    J P Eler
    Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 7:234-42. 2008
    ..The phenotypic trend was also negative and intermediate between the genetic and the residual ones...
  5. ncbi request reprint Genetic correlation between heifer pregnancy and scrotal circumference measured at 15 and 18 months of age in Nellore cattle
    J P Eler
    Grupo de Melhoramento Animal, Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 5:569-80. 2006
    ..The results of the present study, although not conclusive, indicate that SC measured at around SC18 would have a higher genetic correlation with HP than would SC measured at around SC15...
  6. doi request reprint Comparison of different models to estimate genetic parameters for carcass traits in a commercial broiler line
    J L B M Grosso
    Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 9:908-18. 2010
    ..43 and 0.02, respectively. The results indicate that ignoring maternal effects in the models, even though they were of small magnitude (0.02 to 0.06), tended to overestimate direct genetic variance and heritability for all traits...
  7. doi request reprint Genetic parameters for postweaning traits in Braunvieh cattle
    D C Cucco
    Departamento de Ciencias Basicas, Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 9:545-53. 2010
    ..A large environmental effect was observed for weight gain between weaning and 550 days; this effect was greater for the gains between 365 and 550 days...
  8. doi request reprint Association of single nucleotide polymorphisms in the bovine leptin and leptin receptor genes with growth and ultrasound carcass traits in Nellore cattle
    R C G da Silva
    Merial Saúde Animal Ltda, Campinas, SP, Brasil
    Genet Mol Res 11:3721-8. 2012
    ..T945M was significantly associated with weight gain. We conclude that the leptin and receptor gene markers would be useful for marker-assisted selection...
  9. doi request reprint Additive genetic relationship of longevity with fertility and production traits in Nellore cattle based on bivariate models
    M H Van Melis
    Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos da Universidade de São Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 9:176-87. 2010
    ..Based on the high genetic correlation and heritability (0.54) posterior mean estimates for HP, the expected progeny difference for HP can be used to select bulls for longevity, as well as for post-weaning gain and muscle score...
  10. ncbi request reprint Association of SNPs on CAPN1 and CAST genes with tenderness in Nellore cattle
    L F B Pinto
    Grupo de Melhoramento Animal e Biotecnologia, Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 9:1431-42. 2010
    ..An additive-by-additive epistatic interaction was observed between CAPN4751 and markers on the CAST gene. In conclusion, these markers should be considered for use in breeding programs...
  11. ncbi request reprint Non-additive genetic effects on weights and performance of a Brazilian Bos taurus x Bos indicus beef composite
    G B Mourão
    Departamento de Ciências Exatas, Escola Superior de Agricultura Luiz de Queiroz, Universidade de Sao Paulo, Piracicaba, SP, Brasil
    Genet Mol Res 7:1156-63. 2008
    ..05). For WG, the RM model resulted in general significant heterosis effects (P < 0.05). It can be concluded that the RM model seems to supply estimates of better quality (P < 0.01)...
  12. ncbi request reprint Genetic parameters for growth traits of a Brazilian Bos taurus x Bos indicus beef composite
    G B Mourão
    Departamento de Ciências Exatas, Escola Superior de Agricultura Luiz de Queiroz, Universidade de Sao Paulo, Piracicaba, SP, Brasil
    Genet Mol Res 6:1190-200. 2007
    ..Therefore, the correlations between these effects were unfavorable...
  13. ncbi request reprint Estimates of genetic trend for carcass traits in a commercial broiler line
    J L B M Grosso
    Departamento de Ciencias Basicas, Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brazil
    Genet Mol Res 8:97-104. 2009
    ..The genetic trend for LY (-0.0019%/generation) was negative, possibly due to the strong emphasis on selection for BRY and the negative correlations between these two traits...
  14. doi request reprint Genetic associations among average annual productivity, growth traits, and stayability: a parallel between Nelore and composite beef cattle
    M L Santana
    Grupo de Melhoramento Animal e Biotecnologia GMAB, Departamento de Medicina Veterinaria, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, C Postal 23, CEP 13635 970, Pirassununga, SP, Brazil
    J Anim Sci 91:2566-74. 2013
    ..Thus, the selection process has become more difficult in this population...
  15. ncbi request reprint Genetic parameters for pre-weaning traits in Braunvieh cattle
    D C Cucco
    Departamento de Ciencias Basicas, Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brazil
    Genet Mol Res 8:291-8. 2009
    ..Genetic correlations between weights were greater between measures taken at shorter intervals. This information can be used to optimize the design of programs for genetic improvement of Braunvieh cattle raised under tropical conditions...
  16. ncbi request reprint Phenotypic and genetic correlations for body structure scores (frame) with productive traits and index for CEIP classification in Nellore beef cattle
    A R V R Horimoto
    Grupo de Melhoramento Animal, Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos, USP, Pirassununga, SP, Brasil
    Genet Mol Res 6:188-96. 2007
    ..Other studies must be performed to determine estimates of the genetic parameters for frame scores in other beef cattle populations...
  17. ncbi request reprint Genetic parameters for productive life traits and reproductive efficiency traits at 6 years in Nellore cattle
    J C C Balieiro
    Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 7:1312-8. 2008
    ..18 to 0.32. Estimates of genetic correlations ranged from -0.57 to 0.79 for LPL and other traits and from 0.28 to 0.63 for LP and other traits...
  18. doi request reprint Quantitative genetic study of age at subsequent rebreeding in Nellore cattle by using survival analysis
    M H Van Melis
    Universidade Estadual Paulista, Botucatu, SP, Brasil
    Genet Mol Res 13:4071-82. 2014
    ..It should be highlighted that an increase in the average date of birth can produce an adverse effect in the future, since this cannot be compensated by genetic improvement. ..
  19. doi request reprint Sire effects on carcass and meat quality traits of young Nellore bulls
    M N Bonin
    Grupo de Melhoramento Animal e Biotecnologia, Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 13:3250-64. 2014
    ..Based on these results, the use of bulls with high breeding values for these traits can provide important advances in carcass traits and meat quality in breeding programs of Nellore cattle that are raised in tropical conditions...
  20. doi request reprint Genetic relationship between growth and reproductive traits in Nellore cattle
    M L Santana
    Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, C Postal 23, CEP 13635 970 Pirassununga, Sao Paulo, Brazil
    Animal 6:565-70. 2012
    ..62. The traits studied generally have potential for use as selection criteria in genetic breeding programs. The genetic correlations between all traits show that selection for one of these traits does not imply the loss of the others...
  21. ncbi request reprint Estimation of genetic parameters for a new model for defining body structure scores (frame scores) in Nellore cattle
    A R V R Horimoto
    Faculdade de Zootecnia e Engenharia de Alimentos, USP, Pirassununga, SP, Brasil
    Genet Mol Res 5:828-36. 2006
    ..We concluded that FRAME_GMA was better adapted to this data set than FRAME_BIF. Other studies need to be made to evaluate the applicability of this proposed model to other populations of Nellore beef cattle and for other age groups...
  22. ncbi request reprint Genetic trend estimates of meat quality traits in a male broiler line
    G B Mourão
    Escola Superior de Agricultura Luiz de Queiroz, Universidade de Sao Paulo, Piracicaba, SP, Brasil
    Genet Mol Res 7:749-61. 2008
    ..The estimates of genetic trends obtained were an indication of an improvement in the meat quality traits in the line analyzed, except for drip loss...
  23. ncbi request reprint Heritability and genetic correlation estimates for performance and carcass and body composition traits in a male broiler line
    L G Gaya
    Grupo de Melhoramento Animal, Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos da Universidade de São Paulo, Brazil
    Poult Sci 85:837-43. 2006
    ..The genetic correlation estimates between performance and body composition traits were variable, and important associations between carcass and body composition traits did not seem to exist...
  24. doi request reprint Association of single nucleotide polymorphisms with carcass traits in Nellore cattle
    J B S Ferraz
    Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 8:1360-6. 2009
    ..Based on the significant additive effects of the SNPs and the gene frequencies that we found, we can expect genetic gains with marker assisted selection...
  25. ncbi request reprint Study of stayability in Nellore cows using a threshold model
    M H Van Melis
    Universidade Estadual Paulista, Jaboticabal, Brazil
    J Anim Sci 85:1780-6. 2007
    ..The potential linear relationship among stayability traits indicates that selection for improved female traits would be more effective by having predictions on the Stay5 trait...
  26. doi request reprint Inclusion of cytoplasmic lineage effect and direct-maternal genetic covariance for genetic evaluation of growth traits in Nellore cattle
    L Grigoletto
    Departamento de Ciencias Basicas, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Pirassununga, SP, Brasil
    Genet Mol Res 15:. 2016
    ..Thus, these models are recommended for genetic evaluations. Despite the low magnitude of cytoplasmic lineages, this effect could predict breeding value and improve the selection of animals for BW in this Nellore population...
  27. doi request reprint Genetic relationships among traits related to reproduction and growth of Nelore females
    J P Eler
    Grupo de Melhoramento Animal e Biotecnologia GMAB, Faculdade de Zootecnia e Engenharia de Alimentos, Departamento de Medicina Veterinaria, Universidade de Sao Paulo, Pirassununga, SP, Brazil
    Theriogenology 82:708-14. 2014
    ..In the light of the results, all traits studied here can be used as selection criteria and there is no strong evidence of genetic antagonism among traits related to reproduction and growth of Nelore females. ..
  28. doi request reprint Genome-wide association study for feedlot average daily gain in Nellore cattle (Bos indicus)
    M H A Santana
    Faculdade de Zootecnia e Engenharia de Alimentos, USP Univ de São Paulo, Pirassununga, Brazil
    J Anim Breed Genet 131:210-6. 2014
    ..This study showed regions with major effects on ADG in Bos indicus in feedlots. This information may be useful to increase the efficiency of selecting this trait and to understand the physiological processes involved in its regulation...
  29. ncbi request reprint Use of survival analysis as a tool for the genetic improvement of age at first conception in Nellore cattle
    E Pereira
    Faculdade de Medicina Veterinaria e Zootecnia, Universidade Estadual Paulista, Botucatu, SP, Brazil
    J Anim Breed Genet 123:64-71. 2006
    ..They also suggest that improvements of the environment could advance sexual precocity too, thus an adequate pregnancy rate for farmers could quickly be achieved...
  30. doi request reprint Estimation of genetic parameters and genetic changes for growth characteristics of Santa Ines sheep
    E L Aguirre
    Grupo de Melhoramento Animal e Biotecnologia, Faculdade de Zootecnia e Engenharia de Alimentos, Universidade de Sao Paulo, Campus Fernando Costa, Pirassununga, SP, Brasil
    Genet Mol Res 15:. 2016
    ..Significant genetic variance suggests that direct selection for pre-weaning traits results in indirect selection of maternal abilities, and individual selection of any post-weaning trait results in rapid genetic improvement...
  31. doi request reprint Use of weaning management group as a random effect for a more robust estimation of genetic parameters for post-weaning traits in Nellore cattle
    V B Pedrosa
    Grupo de Melhoramento Animal, Departamento de Zootecnia, Universidade Estadual de Ponta Grossa, Ponta Grossa, PR, Brasil
    Genet Mol Res 13:7013-21. 2014
    ..Consequently, the analysis became more robust and avoided having contemporary groups with low variability...
  32. ncbi request reprint Effects of polymorphisms of LHR and FSHR genes on sexual precocity in a Bos taurus x Bos indicus beef composite population
    E P Marson
    Produção Animal, Colégio Agrícola Senador Carlos Gomes de Oliveira, Universidade Federal de Santa Catarina, Araquari, SC, Brasil
    Genet Mol Res 7:243-51. 2008
    ..Nevertheless, these markers make possible the genotype characterization and may be used in additional studies to evaluate the genetic structure in other bovine populations...
  33. ncbi request reprint Genetic trends of absolute and relative heart weight in a male broiler line
    L G Gaya
    Departamento de Produção Animal, Centro de Educação Superior do Oeste, Universidade do Estado de Santa Catarina, Chapecó, SC, Brasil
    Genet Mol Res 6:1091-6. 2007
    ..These trends show that heart weight in the line analyzed, in absolute and relative terms, has tended to decrease, which can make the metabolic disorders due to the reduction in heart weight in broilers even worse...