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牛乳素真核表达载体的构建
引用本文:张瑜,马凤龙,刘焕珍,乔彦良,赵玉军.牛乳素真核表达载体的构建[J].湖北农业科学,2008,47(5):501-503.
作者姓名:张瑜  马凤龙  刘焕珍  乔彦良  赵玉军
作者单位:1. 沈阳农业大学畜牧兽医学院,沈阳,110161;山东信得科技股份有限公司,山东,青岛,266061
2. 山东信得科技股份有限公司,山东,青岛,266061
3. 沈阳农业大学畜牧兽医学院,沈阳,110161
基金项目:山东信得科技股份有限公司自主研发课题
摘    要:以牛乳素为目的基因,构建舍有组氨酸标签、人生长激素信号肽的真核表达栽体,为利用牛乳素在活体动物及培养细胞中的表达提供基因材料.用人工合成hGH-Lacf B的序列与T栽体连接,用Xho Ⅰ和BamH Ⅰ酶切后与相应酶切处理的pVAX1连接,取阳性克隆质粒,用EcoR Ⅰ和Xho Ⅰ酶切回收舍hGH的pVAX1载体,再与经过PCR扩增的his-Lacf B连接,酶切鉴定及测序.DNA序列分析表明,携带hGH、6xhis和目的基因Lacf B已成功连接到真核表达栽体pVAX1中.

关 键 词:牛乳素  组氨酸标签  人生长激素信号肽  真核表达

Construction of the Eukaryotic Expression Vector Carrying Lactoferricin B
ZHANG Yu,MA Feng-long,LIU Huan-zhen,QIAO Yan-liang,ZHAO Yu-jun.Construction of the Eukaryotic Expression Vector Carrying Lactoferricin B[J].Hubei Agricultural Sciences,2008,47(5):501-503.
Authors:ZHANG Yu  MA Feng-long  LIU Huan-zhen  QIAO Yan-liang  ZHAO Yu-jun
Institution:ZHANG Yu1,2,MA Feng-long2,LIU Huan-zhen2,QIAO Yan-liang2,ZHAO Yu-jun1(1.College of Animal Science , Veterinary Medicine,Shenyang Agricultural University,Shenyang 110161,China,2.Sh,ong Sinder Technology Limited Company,Qingdao 266061,Sh,ong,China)
Abstract:To provide the eukaryotic expression vector carrying 6x histidine-tag and human growth hormone in expremental animal and cell culture,according to the published nucleotide sequence of the lactofericin B and human growth hormone,synthesis sequence was ligated with pMT-18 vector.The product was digested with Xho I and BamH I,and then cloned into the plasmid pVAX1.The recombinant plasmid was digested with EcoR I and Xho I,got the pVAX-hGH,and ligating with the gene encoding for his-lacfB and amplified using PC...
Keywords:lactoferricin B  histidine tag  human growth hormone  eukaryotic expression  
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