yinyuhe
- Associate professor
- Supervisor of Doctorate Candidates
- Supervisor of Master's Candidates
- Name (English):carter
- Name (Pinyin):yinyuhe
- Date of Birth:1972-05-27
- E-Mail:
- Date of Employment:2007-07-01
- School/Department:长春工业大学化学与生命科学学院
- Education Level:Postgraduate (Doctoral)
- Degree:Doctoral degree
- Professional Title:Associate professor
- Status:Employed
- Alma Mater:吉林大学
- Teacher College:化学与生命科学学院
Contact Information
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- Paper Publications
(核)犬α干扰素的原核表达及活性检测
Release time:2021-04-12 Hits:
- Affiliation of Author(s):化学与生命科学学院
- Teaching and Research Group:化学与生命科学学院
- Journal:畜牧与兽医
- Funded by:企事业单位委托科技项目
- Key Words:犬干扰素α; 原核表达; 纯化; 生物学活性;
- Abstract:本研究合成了编码CaIFN-α蛋白的基因片段,分别与温度诱导表达载体pBV220和化学诱导表达载体pET20b连接,构建了pBV220-CaIFN-α和pET20b-CaIFN-α重组表达质粒,转化大肠杆菌BL21,通过温度诱导和IPTG诱导表达,CaIFN-α蛋白表达量分别为25%和20%。对比两方法诱导表达结果,确定最佳诱导方法为温度诱导。表达菌经超声破碎、变性、复性、疏水层析和分子筛层析后,得纯化的CaIFN-α蛋白,纯度约为96%。利用MDCK(犬肾细胞)-VSV(水疱性口炎病毒)体系,测定纯化后CaIFN-α蛋白的生物学比活性为3×107U/mg。
- First Author:carter
- Indexed by:Journal paper
- Volume:44
- Issue:7
- Page Number:3
- ISSN No.:0529-5130
- Translation or Not:no
- CN No.:32-1192/s
- Date of Publication:2012-07-19