Table 1. H1, H9 and DF19 colony distribution in 0 vs. 8 or 0 vs. 100 ng/ml bFGF culture.

	H1		H9		DF19
[bFGF] ng/ml	0	8	0	8	0	100
Undifferentiated	52	432	472	548	208	564
Differentiated	56	76	164	12	348	56
Total	108	508	636	560	556	620
Differentiated/Total	51.8%	15.0%	25.8%	2.1%	62.6%	9.0%