The CD34 positive /CD38 negative cell

摘要

PROBLEM TO BE SOLVED: To provide a method for simply and stably amplifying CD34 positive/CD38 negative cells keeping undifferentiation of hematopoietic stem cell in vitro.;SOLUTION: The method for producing CD34 positive/CD38 negative cells comprises culturing human CD34 positive/CD38 negative cells in the presence of an oozed material of human established mesenchymal stem cell and proliferating and collecting the human CD34 positive/CD38 negative cells.;COPYRIGHT: (C)2006,JPO&NCIPI