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Position: Home > Articles > IDENTIFICATION OF THE DNA FRAGMENT INCLUDING MAREK'S DISEASE HERPESVIRUS A NTIGEN GENE AND ITS SURCLONING Journal of Nanjing Agricultural University 1992,15 (2) 100-105

马立克氏病毒A抗原基因所在片段的鉴定及亚克隆

作  者:
杨宝华;闵永洁;陈溥言;蔡宝祥;王启松
单  位:
深圳动植物检疫所
关键词:
马立克氏病病毒;A抗原基因;鉴定;亚克隆
摘  要:
根据已知A抗原基因设计并人工合成了两段寡聚核苷酸片段并进行末端标记作为探针,与pAcyc184 MDV BamHI-B 质粒经过 EcoRI、pvu Ⅱ酶切电泳后作 Southern 转印杂交,其中2.2kb 片段杂交阳性.将此片段与 pBluescript(PBS)载体连接转化 E.coli JM109菌株,经原位杂交、酶切分析鉴定,得到3株 pBSA2.2k 阳性克隆.进一步酶切证明,A 抗原基因存在于此片段中.
译  名:
IDENTIFICATION OF THE DNA FRAGMENT INCLUDING MAREK'S DISEASE HERPESVIRUS A NTIGEN GENE AND ITS SURCLONING
作  者:
Yang Baohua~1;Ming Yongjie~2;Chen Puyan~1;Cai Baoxiang~1;Wang Qisong~2(~1Dept of Vcterinary Medicine,Nanjing Agric Univ,Nanjing210014,~2Fudan University)
关键词:
MDV;;A antigen gcnc;;idcntification;;subcloning
摘  要:
2.2kb DNA fragment in pAcyc 184 MDV BamHI B plasmid was confirmed containing MDVA antigen by Southern-blotting hybridization with two γ-~(32)P-ATP labelling oligonuclcotidc probessynthesized on the base of MDV A antigen gene DNA sequence.After iigation of 2.2kb DNA fragmentscperated to pBluescript cloning vector and transformation to E.coli JM 109 strain,the clones containing2.2kb fragment,named as pBSA2.2k,were obtained by situ-hybridization and restriction enzymedigestion.

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