The DMDD programme studies embryonic-lethal mouse mutations, to understand why these have such profound effects on embryo development and survival. Read more...

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  • Over 2.5 million embryo images at full resolution are searchable online by gene mutation and phenotype.
  • View an extensive set of normal embryo images for comparison.
  • Request data or mouse lines for further study.


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  • 2016.02 Release 03 May 2016
  • HREM image data for 12 additional lines.
  • New HREM annotation data for 12 lines.
  • Placenta data added for 10 lines.
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