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影响凝血酶原复合物制备的几种因素 被引量:7

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摘要 目的探索影响凝血酶原复合物制备的几种因素。方法以血浆冷沉淀上清为起始原料,加入DEAE -Sephadex A-50进行吸附,通过洗涤、洗脱、S/D灭活病毒、层析去除S/D灭活剂等步骤制备出凝血酶原复合物。结果确定了DEAE-Sephadex A-50在血浆中的加入量、吸附时间、洗涤和洗脱液浓度、保护剂对因子活性回收率的影响,避免了凝血酶原活化现象的发生。结论优化了凝血酶原复合物的制备工艺,为规模化生产奠定了基础。
出处 《中国预防医学杂志》 CAS 2008年第10期921-923,共3页 Chinese Preventive Medicine
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