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. Author manuscript; available in PMC: 2009 Feb 6.
Published in final edited form as: Stem Cells. 2007 Jun 21;25(9):2235–2244. doi: 10.1634/stemcells.2007-0111

Table 1.

List of Growth Factor Combinations Tested

1 25 ng/mL NT-3 and 10 ng/mL Shh
2 25 ng/mL NT-3 and 2 ng/mL PDGF
3 10 ng/mL Shh and 2 ng/mL PDGF
4 25 ng/mL NT-3, 10 ng/mL bFGF and 2 ng/mL PDGF
5 10 ng/mL Shh, 10 ng/mL bFGF and 2 ng/mL PDGF
6 25 ng/mL NT-3, 10 ng/mL Shh, 10 ng/mL bFGF, 25 ng/mL CNTF, and 2 ng/mL PDGF