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转抗细胞凋亡基因p35黏虫细胞克隆株研究

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摘要 通过脂质体介导的方法将抗细胞凋亡p35基因导入黏虫细胞系Ms7311,经Zeocin抗性筛选和细胞克隆,获得了转基因细胞株TMs7311.PCR检测证明,转基因细胞株基因组DNA中含有p35基因特异扩增谱带.该转基因细胞株形态与原始细胞系不同,生长速度快,群体倍增时间为25.4h,对磷酸缓冲液(PBS)有较强的营养抗性,能抑制放线菌素D诱导的细胞凋亡;病毒产量和β-半乳糖苷酶(β-galactosidase)以及碱性磷酸酶(secretedalkalinephosphatase,SEAP)的表达水平明显高于原始细胞系Ms7311,是一株高表达重组蛋白和高产杆状病毒的优良细胞株.
出处 《科学通报》 EI CAS CSCD 北大核心 2005年第20期2226-2230,共5页 Chinese Science Bulletin
基金 国家自然科学基金(批准号:30370963) 莱阳农学院高层次人才基金(批准号:630320)资助项目.
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