Differentiation and degeneration in the motor horn of the foetal mouse.
D000818:Animals; D002454:Cell Differentiation; D002467:Cell Nucleus; D005333:Fetus; D051379:Mice; D009046:Motor Neurons / Q000196:embryology* / Q000528:radiation effects*; D009410:Nerve Degeneration; D011830:Radiation Effects; D013116:Spinal Cord / Q000196:embryology