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18 results
  • Mouse Blastocyst showing inner cell mass
  • Mouse Blastocyst showing inner cell mass
  • 2 mouse blastocysts showing inner cell mass
  • Clonal differentiation in the mouse embryo
  • Derivation of embryonic stem cells
  • Derivation of embryonic stem cells
  • Mouse blastocyst
  • Human blastocyst within the zona pellucida
  • Human blastocyst within the zona pellucida
  • TEM of mouse blastocyst
  • Diagram of blastocyst
  • Apoptotic cells in a mouse blastocyst
  • Human embryonic stem cells
  • Human embryonic stem cells
  • Human embryonic stem cells
  • Developing mouse embryo days 1-4
  • Formation of the inner mass in an early mouse embryo, LM
  • Mouse blastocyst stage embryo