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Percentages of cells that are positive for PDGFRα, GalC, or MBP cultured in 21% or 1% O2 plus GFs at 48 hrs, 96 hrs or 7 days in culture. * p<0.05 1% vs. 21% O2 at each time. Data shown are representative of three separate studies. At least three separate coverslips were analyzed per study.
