Bustin S A． Quantification of mRNA using real-time re-verse transcription PCR(RT-PCR): trends and problems [J]. Journal of Molecular Endocrinology，2002，29: 23-39．
[2]
Ginzinger D G． Gene quantification using real-time quan-titative PCR: an emerging technology hits the mainstream [J]. Experimental Hematology，2002，30: 503-512．
[3]
Vandesompele J，Preter K D，Pattyn F，et al． Accurate nor-malization of realtime quantitative RT-PCR data by geo-metric averaging of multiple internal control genes[J]. Genome Biology，2002，3(7): 0034．
[4]
Ahnadi C E，N Beswick，Delbecchi L，et al． Addition of fish oil to diets for dairy cows．. Effects on milk fat and gene expression of mammary lipogenic enzymes[J]. Journal of Dairy Research，2002，69: 521-531．
[5]
Farke，C，Meyer H H，Bruckmaier R M，et al． Differential expression of ABC transporters and their regulatory genes during lactation and dry period in bovine mammary tis-sue[J]. Journal of Dairy Research，2008，75: 406-414．
[6]
Bionaz M，Loor J J． Identification of reference genes for quantitative real-time PCR in the bovine mammary gland during the lactation cycle[J]. Physiological Genomics，2007，29: 312-319．
[7]
Farr V C，Stelwagen K，Cate L R，et al． An improved method for the routine biopsy of bovine mammary tissue [J]. Journal of Dairy Science，1996，79: 543-549．
[8]
Zhou Y，Akers R M，et al． Growth hormone can induce expression of four major milk protein genes in transfected MAC-T cells[J]. Journal of Dairy Science，2008，91 (1): 100-108．
[9]
Kadegowda，A K G，Bionaz M，et al． Identification of in-ternal control genes for quantitative polymerase chain re-action in mammary tissue of lactating cows receiving lip-id supplements[J]. Journal of Dairy Science，2009，92: 2007-2019．
[10]
Peterson D G，Matitashvili E A，Bauman D E． Dietinduced milk fat depression in dairy cows results in increased trans-10，cis-12 CLA in milk fat and coordinate suppres-sion of mRNA abundance for mammary enzymes involved in milk fat synthesis[J]. Journal of Nutrition，2003，133: 3098-3102．
[11]
Peterson D G，Matitashvili E A，Bauman D E． The inhibi-tory effect of trans-10，cis-12 CLA on lipid synthesis in bovine mammary epithelial cells involves reduced proteo-lytic activation of the transcription factor SREBP-1[J]. Journal of Nutrition，2004，134: 2523-2527．
[12]
Baumgard L H，Matitashvili E，Corl B A，et al． Trans-10，cis-12 conjugated linoleic acid decreases lipogenic rates and expression of genes involved in milk lipid synthesis in dairy cows[J]. Journal of Dairy Science，2002，85: 2155 -2163．
[13]
Sorensen B M，Chris Kazala E，Murdoch G K，et al． Effect of CLA and other C18 unsaturated fatty acids on DGAT in bovine milk fat biosynthetic systems[J]. Lipids，2008，43: 903-912．
[14]
Dessauge F，Lollivier Ponchon B V，et al． Effects of nutri-ent restriction on mammary cell turnover and mammary gland remodeling in lactating dairy cows[J]. Journal of Dairy Science，2011，94: 4623-4635．
[15]
Piperova L S，Teter B B，Bruckental I，et al． Mammary li-pogenic enzyme activity，trans fatty acids and conjugated linoleic acids are altered in lactating dairy cows fed a milk fat-depressing diet[J]. Journal of Nutrition，2000，130: 2568-2574．
