人胱抑素C的原核表达及活性鉴定

来源 :第十届全国检验与临床学术会议暨2015年中国医师协会检验医师年会 | 被引量 : 0次 | 上传用户:sammi696
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  在不改变氨基酸序列的前提下,对Cys C 的编码基因进行大肠杆菌同义密码子偏好性优化后,人工合成其序列,PCR 扩增Cys C 基因,其产物连接到pMD18-T 质粒,酶切并回收目的片段后克隆到表达载体pET-32a,然后将重组质粒pET-32a-CysC 转化大肠杆菌ER2566,大量表达后利用Westen Blotting 及ELISA 进行重组蛋白的活性及抗原性鉴定。
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