Table 1. . International Society for Cell and Gene Therapy criteria for identification of multipotent mesenchymal stromal cells.

Characteristic		Requirement
Plastic adherence		Adherent
Surface antigens	CD73, CD105, CD90 CD34, CD45, CD14 or CD11b, CD79α or CD19, HLA-DR	≥95% positive ≤2% positive
Differentiation potential in vitro to:		Osteocytes Chondrocytes Adipocytes