CHILLIARD Y,CISSE M,LEFAIVRE R,et al.Body composition of dairy cows according to lactation stage,somatotropin treatment,and concentrate supplementation[J].Journal of Dairy Science,1991,74(9):3103-3116.
[2]
MACHLIN L J.Effect of growth hormone on milk production and feed utilization in dairy cows[J].Journal of Dairy Science,1973,56(5):575-580.
[3]
MOLENTO C F,BLOCK E,CUE R I,et al.Effects of insulin,recombinant bovine somatotropin,and their interaction on insulin-like growth factor-Ⅰsecretion and milk protein production in dairy cows[J].Journal of Dairy Science,2002,85(4):738-747.
[4]
SARTIN J L,CUMMINS K A,KEMPPAINEN R J,et al.Glucagon,insulin,and growth hormone responses to glucose infusion in lactating dairy cows[J].American Journal of Physiology,1985,248:E108-E114.
[5]
BALDI A,MODINA S,CHELI F,et al.Bovine somatotropin administration to dairy goats in late lactation:effects on mammary gland function,composition and morphology[J].Journal of Dairy Science,2002,85(5):1093-1102.
[6]
BAUMAN D E.Bovine somatotropin and lactation:from basic science to commercial application[J].Domestic Animal Endocrinology,1999,17(2/3):101-116.
[7]
VELEZ J C,DONKIN S S.Bovine somatotropin increases hepatic phosphoenolpyruvate carboxykinase mRNA in lactating dairy cows[J].Journal of Dairy Science,2004,87(5):1325-1335.
[8]
GLIMM D R,BARACOS V E,KENNELLY J J.Molecular evidence for the presence of growth hormone receptors in the bovine mammary gland[J].Journal of Endocrinology,1990,126(3):R5-R8.
[9]
YANG J,ZHAO B,BARACOS V E,et al.Effects of bovine somatotropin on beta-casein mRNA levels in mammary tissue of lactating cows[J].Journal of Dairy Science,2005,88(8):2806-2812.
[10]
YANG J,KENNELLY J J,BARACOS V E.Physiological levels of Stat5 DNA binding activity and protein in bovine mammary gland[J].Journal of Animal Science,2000,78(12):3126-3134.
[11]
BIONAZ M,LOOR J J.Gene networks driving bovine mammary protein synthesis during the lactation cycle[J].Bioinformatics and Biology Insights,2011,5:83-98.
[12]
PFAFFL M W.A new mathematical model for relative quantification in real-time RT-PCR[J].Nucleic Acids Research,2001,29(9):e45.
[13]
RAMAKERS C,RUIJTER J M,DEPREZ R H,et al.Assumption-free analysis of quantitative real-time polymerase chain reaction(PCR)data[J].Neuroscience Letters,2003,339(1):62-66.
[14]
GUTIERREZ-ADAN A,MAGA E A,MEADE H,et al.Alterations of the physical characteristics of milk from transgenic mice producing bovine kappa-casein[J].Journal of Dairy Science,1996,79(5):791-799.
[15]
ROBITAILLE G,NG-KWAI-HANG K F,MONARDES H G.Association of kappa-casein glycosylation with milk production and composition in Holsteins[J].Journal of Dairy Science,1991,74(10):3314-3317.
[16]
WHEELER T T,KUYS Y M,BROADHURST M M,et al.Mammary STAT5 abundance and activity are not altered with lactation state in cows[J].Molecular and Cellular Endocrinology,1997,133(2):141-149.
[17]
WHEELER T T,BROADHURST M K,SADOWSKI H B,et al.Stat5 phosphorylation status and DNA-binding activity in the bovine and murine mammary glands[J].Molecular and Cellular Endocrinology,2001,176(1/2):39-48.
[18]
YANG J,KENNELLY J J,BARACOS V E.The activity of transcription factor STAT5 responds to prolactin,growth hormone,and IGF-Ⅰ in rat and bovine mammary explant culture[J].Journal of Animal Science,2000,78(12):3114-3125.
[19]
ROGERS R L,VAN SEUNINGEN I,GOULD J,et al.Transcript profiling of Elf5+/- mammary glands during pregnancy identifies novel targets of Elf5[J].PLoS One,2010,5(10):e13150.
[20]
WANG X,PROUD C G.The mTOR pathway in the control of protein synthesis[J].Physiology,2006,21:362-369.
[21]
CHRISTOPHERSEN C T,KARLSEN J,NIELSEN M O,et al.Eukaryotic elongation factor-2(eEF-2)activity in bovine mammary tissue in relation to milk protein synthesis[J].Journal of Dairy Research,2002,69(2):205-212.
[22]
HAYASHI A A,PROUD C G.The rapid activation of protein synthesis by growth hormone requires signaling through mTOR[J].American Journal of Physiology:Endocrinology and Metabolism,2007,292(6):E1647-E1655.
[23]
EPPARD P J,BAUMAN D E,MCCUTCHEON S N.Effect of dose of bovine growth hormone on lactation of dairy cows[J].Journal of Dairy Science,1985,68(5):1109-1115.
[24]
LOUGH D S,MULLER L D,KENSINGER R S,et al.Effect of exogenous bovine somatotropin on mammary lipid metabolism and milk yield in lactating dairy cows[J].Journal of Dairy Science,1989,72(6):1469-1476.
[25]
PEEL C J,FRONK T J,BAUMAN D E,et al.Effect of exogenous growth hormone in early and late lactation on lactational performance of dairy cows[J].Journal of Dairy Science,1983,66(4):776-782.
[26]
PEEL C J,BAUMAN D E,GOREWIT R C,et al.Effect of exogenous growth hormone on lactational performance in high yielding dairy cows[J].The Journal of Nutrition,1981,111(9):1662-1671.