Objective: Get the pure EPF from the pregnancy sera through the ion exchange chromatography, affinity chromatography and reverse phage High Performance Liquid Chromatography(HPLC).
英
美
- 目的：采用離子交換層析、親和層析和反相高效液相色譜(HPLC，High Performance Liquid Chromatography)技術(shù)，從人早孕血清中分離純化早孕因子(EPF，Early Pregnancy Factor)。
