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Feeder layer and serum independent embryonic stem cells

  • US 20060172414A1
  • Filed: 11/23/2005
  • Published: 08/03/2006
  • Est. Priority Date: 11/23/2004
  • Status: Active Grant
First Claim
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1. A cellular composition comprising:

  • undifferentiated primordial stem cells having a shifted apoptotic balance to allow proliferation of said cells in a medium free of feeder layer cells while maintaining differentiative capacity; and

    culture medium free of feeder layer cells.

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