Plasma Oestrogen and triglyceride concentrations and reproductive characteristics of broiler chickens after ten generations of selection at seven weeks of age for high or low plasma very low density lipoprotein concentration

References

• Breneman , W.R. 1956 . Steroid hormones and the development of the reproductive system in the pullet. . Endocrinology, , 58 : 262 – 271 .
   PubMedGoogle Scholar
• Bulfield , G. 1980 . “ Biochemical and genetical determinants of selection for growth in animals, ” . In Growth in animals, , Edited by: Lawrence , T.L.J. 1 – 24 . London : Butterworth .
   Google Scholar
• Cahaner , A. , NrrsAN , Z. and Nir , I. 1986 . Reproductive performance of broiler lines divergently selected on abdominal fat. . Poultry Science, , 65 : 1236 – 1243 .
   Web of Science ®Google Scholar
• Hocking , P.M. , Waddington , D. , Walker , M.A. and Gilbert , A.B. 1989 . Control of the development of the ovarian follicular hierarchy in broiler breeder pullets by food restriction during rearing. . British Poultry Science, , 30 : 161 – 174 .
   PubMed Web of Science ®Google Scholar
• Hocking , P.M. and Whitehead , C.C. 1990 . Relationship between body fatness, ovarian structure and reproduction in mature females from lines of genetically lean or fat broilers given different food allowances. . British Poultry Science, , 31 : 319 – 330 .
   Web of Science ®Google Scholar
• Leclercq , B. , Blum , J.C. and Boyer , J.P. 1980 . Selecting broilers for low or high abdominal fat: initial observations. . British Poultry Science, , 21 : 107 – 113 .
   Web of Science ®Google Scholar
• Lorenz , F.W. 1954 . Effects of estrogens on domestic fowl and applications in the poultry industry. . Vitamins and Hormones, , 12 : 235 – 275 .
   PubMed Web of Science ®Google Scholar
• Maurice , D.V. , Jensen , L.S. and Tqjo , H. 1979 . Comparison of fish meal and soybean meal in the prevention of fatty liver—hemorrhagic syndrome in caged layers. . Poultry Science, , 58 : 804 – 870 .
   Google Scholar
• Pym , R.A.E. 1985 . “ Direct and correlated responses to selection for improved food efficiency, ” . In Poultry Genetics and Breeding, , Edited by: Hill , W.G. , Manson , J.M. and Hewitt , D. 97 – 112 . Harlow : Longman .
   Google Scholar
• Pym , R.A.E. and Solvyns , A.J. 1979 . Selection for food conversion in broilers: body composition of birds selected for increased body weight gain, food consumption and food conversion ratio. . British Poultry Science, , 20 : 87 – 97 .
   Web of Science ®Google Scholar
• Scanes , C.G. , Hartree , A.S. and Cunningham , F.J. 1984 . “ The Pituitary Gland, ” . In Physiology and Biochemistry of the Domestic Fowl, , Edited by: Freeman , B.M. Vol. 5 , 39 – 84 . London : Academic Press .
   Google Scholar
• Siegel , P.B. and Dunnington , E.A. 1985 . “ Reproductive complications associated with selection for broiler growth, ” . In Poultry Breeding and Genetics, , Edited by: Hill , W.G. , Manson , J.M. and Hewitt , D. 59 – 72 . Edinburgh : British Poultry Science Ltd .
   Google Scholar
• Webb , R. , Baxter , G. , McBride , D. , Nordblom , G.D. and Shaw , M.P.K. 1985 . The measurement of testosterone and oestradiol‐17ß using iodinated tracers and incorporating an affinity chromatography extraction procedure. . Journal of Steroid Biochemistry, , 23 : 1043 – 1051 .
   PubMedGoogle Scholar
• Williams , D.A. 1982 . Extra‐binomial variation in logistic linear models. . Applied Statistics, , 31 : 144 – 148 .
   Web of Science ®Google Scholar
• Williams , J. , Harvey , S. and Leclercq , B. 1986 . Plasma levels of luteinizing hormone, growth hormone, and estradiol from six weeks of age to sexual maturity in two lines of chickens selected for low or high abdominal fat content. . Poultry Science, , 65 : 1782 – 1786 .
   PubMed Web of Science ®Google Scholar
• Whitehead , C.C. 1990 . Divergent selection of lean and fat lines of broilers over eight generations using plasma very low density lipoprotein as selection criterion. . British Poultry Science, , 31 : 293 – 305 .
   Web of Science ®Google Scholar
• Whitehead , C.C. , Armstrong , J. and Herron , K.M. 1990 . The growth to maturity of lean and fat lines of broiler chickens given diets of different protein content: body composition, plasma lipoprotein concentration and initial egg production. . Animal Production, , 50 : 183 – 190 .
   Google Scholar
• Whitehead , C.C. and Griffin , H.D. 1984 . Development of divergent lines of lean and fat broilers using plasma very low density lipoprotein concentration as a selection criterion: the first three generations. . British Poultry Science, , 25 : 573 – 582 .
   PubMed Web of Science ®Google Scholar
• Whitehead , C.C. and Parks , J.R. 1988 . The growth to maturity of lean and fat lines of broiler chickens fed diets of different protein content: evaluation of a model to describe growth and feeding characteristics. . Animal Production, , 46 : 469 – 478 .
   Google Scholar