Table 1.

Marker Expression by HAE and HAM Cells

	HAE cells	HAM cells
CD 105	0%	8%±2.2%
CD 90	0%	20%±9.5%
CD 73	69%±2.2%	43%±16%
CD 44	0%	3%±0.2%
CD 34	0%	3%±0.9%
CD 45	0%	17%±3.9%
HLA-DR	0%	14%±2.7%
CD 14	0%	10%±1.9%
CD 24	2%±2%	8%±2.1%
CD 29	89%±12%	99%±1%
CD 49f	91%±14%	65%±14%
CD 133	3.2%±5%	2%±0.2%
CD 271	38%±20%	50%±9.1%
TRAI-60	7.3%±3.3%	0.5%±0.2%
TRAI-81	2.8%±1.4%	0.5%±0.2%
SSEA3	0.6%±0.5%	3.6%±0.5%
SSEA4	61%±19%	43%±7.2%

HAE cells, human amnion-derived epithelial cells; HAM cells, human amnion-derived mesenchymal cells.