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the Mesenchymal and Tissue Stem Cell Committee of the International
7 S# t8 I/ E, M& T2 H' X% v' ~. vSociety for Cellular Therapy proposes minimal criteria to define$ E0 p! n" T) O* v' w
human MSC. First, MSC must be plastic-adherent when maintained
* `- _$ w! M J' {8 sin standard culture conditions. Second, MSC must express CD105,, o& `1 @2 W2 }' r# c3 e- b
CD73 and CD90, and lack expression of CD45, CD34, CD14 or- o/ ]! Z$ ~. `4 V# S1 V
CD11b, CD79a or CD19 and HLA-DR surface molecules. Third,* F" L [9 U: j% I$ ]/ ?, A0 q
MSC must differentiate to osteoblasts, adipocytes and chondroblasts in7 C# \8 u9 y7 a9 q2 K
vitro. |
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