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《奶牛乳腺中调控乳脂合成关键基因表达分析-论文.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第45卷第6期东北农业大学学报45(6):84-902014年6月JournalofNortheastAgTiculturalUniversityJune2014网络出版时间2014—6—1116:07:27【URL]http://www.cnki.net/kcms/detai1/23.1391.S.20140611.1607.005.html奶牛乳腺中调控乳脂合成关键基因表达分析张娜,Y-4,艳,李庆章,姜毓君(东北农业大学乳品科学教育部重点实验室,哈尔滨150030)摘要:采用荧光定量PCR检测高、低乳品质奶牛乳腺中调控乳脂合
2、成重要功能基因的表达,检测乳脂合成关键酶活性。结果表明,ACC、ACSL1在高乳品质组和低乳品质组的表达量差异不显著(P>0.05),高乳品质组奶牛乳腺中FAS的表达量显著低于低乳品质组(P<0.05),高乳品质组奶牛乳腺中FAS酶活性显著高于低乳品质奶牛组(JPl3、牛;乳腺;脂肪酸合成;荧光定量PCR中图分类号:$852.21文献标志码:A文章编号:1005—9369(2014)06—0084—07张娜,王小艳,李庆章.奶牛乳腺中调控乳脂合成关键基因表达分析【J】.东北农业大学学报,2014,45(6):84-90.ZhangNa,WangXiaoyan,LiQingzhang,eta1.AnalysisofexpressionoflipogenicgenesindairyCOWSmammarywithdiffer-entqualitiesmilk[J].JournalofNo~heastA4、griculturalUniversity,2014,45(6):84-90.(inChinesewithEnglishabstract)AnalysisofexpressionoflipogenicgenesindairyCOWSmammawithdifferentqualitiesmilk/ZHANGNa,WANGXiaoyan,LIQingzhang,JIANGYujun(KeyLabora.toryofDairyScience,MinistryofEducation,NoflheastAgdcuLturalUniversi5、ty,Harbin150030,China)Abstract:Expressionoflipogenicgenesinthemammaryofcowswithdiferentqualitiesmilkweredetectedbyreal-timePCR,andmammaryenzymesinvolvedinmilkfatsynthesisweredetectedsimuLtaneously.TheresultsshowedthattheexpressionofACCandACSL1inthehighqualitymilkgroup6、s(Hgroups)andthelowmilkqualitygroups(Lgroups)werenotsignificantdiference(P>O.05),andtheexpressionofFASinHgroupswassignificantlylowerthantheLgroups(P<0.o5).FASactivityinHgroupswassignificantlyhigherthanLgroups(P7、nHgroupsandLgroups.TheexpressionofFABP3,SCDandAGPAT6inHgroupsweresignificantlyhigherthanLgroups(P8、hesis;real-timePCR乳脂是乳中主要能量成分,决定乳汁多种物量的甘油二酯和甘油一酯(O.02%)、游离脂肪酸理性质和工艺特征,是评估乳及乳产品的感官指(0.22%)和视黄醇组成。乳中生成甘油三酯的脂标。乳脂由甘油三酯(占乳脂含量96%
3、牛;乳腺;脂肪酸合成;荧光定量PCR中图分类号:$852.21文献标志码:A文章编号:1005—9369(2014)06—0084—07张娜,王小艳,李庆章.奶牛乳腺中调控乳脂合成关键基因表达分析【J】.东北农业大学学报,2014,45(6):84-90.ZhangNa,WangXiaoyan,LiQingzhang,eta1.AnalysisofexpressionoflipogenicgenesindairyCOWSmammarywithdiffer-entqualitiesmilk[J].JournalofNo~heastA
4、griculturalUniversity,2014,45(6):84-90.(inChinesewithEnglishabstract)AnalysisofexpressionoflipogenicgenesindairyCOWSmammawithdifferentqualitiesmilk/ZHANGNa,WANGXiaoyan,LIQingzhang,JIANGYujun(KeyLabora.toryofDairyScience,MinistryofEducation,NoflheastAgdcuLturalUniversi
5、ty,Harbin150030,China)Abstract:Expressionoflipogenicgenesinthemammaryofcowswithdiferentqualitiesmilkweredetectedbyreal-timePCR,andmammaryenzymesinvolvedinmilkfatsynthesisweredetectedsimuLtaneously.TheresultsshowedthattheexpressionofACCandACSL1inthehighqualitymilkgroup
6、s(Hgroups)andthelowmilkqualitygroups(Lgroups)werenotsignificantdiference(P>O.05),andtheexpressionofFASinHgroupswassignificantlylowerthantheLgroups(P<0.o5).FASactivityinHgroupswassignificantlyhigherthanLgroups(P7、nHgroupsandLgroups.TheexpressionofFABP3,SCDandAGPAT6inHgroupsweresignificantlyhigherthanLgroups(P8、hesis;real-timePCR乳脂是乳中主要能量成分,决定乳汁多种物量的甘油二酯和甘油一酯(O.02%)、游离脂肪酸理性质和工艺特征,是评估乳及乳产品的感官指(0.22%)和视黄醇组成。乳中生成甘油三酯的脂标。乳脂由甘油三酯(占乳脂含量96%
7、nHgroupsandLgroups.TheexpressionofFABP3,SCDandAGPAT6inHgroupsweresignificantlyhigherthanLgroups(P8、hesis;real-timePCR乳脂是乳中主要能量成分,决定乳汁多种物量的甘油二酯和甘油一酯(O.02%)、游离脂肪酸理性质和工艺特征,是评估乳及乳产品的感官指(0.22%)和视黄醇组成。乳中生成甘油三酯的脂标。乳脂由甘油三酯(占乳脂含量96%
8、hesis;real-timePCR乳脂是乳中主要能量成分,决定乳汁多种物量的甘油二酯和甘油一酯(O.02%)、游离脂肪酸理性质和工艺特征,是评估乳及乳产品的感官指(0.22%)和视黄醇组成。乳中生成甘油三酯的脂标。乳脂由甘油三酯(占乳脂含量96%
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