Fig 1
(A, B) Mouse embryos (E 10.5) were treated with Proteinase K (10 μg/ml) for 10 minutes (A) or 20 minutes (B) prior to probe hybridization with mouse antisense
Fig 1
(A, B) Mouse embryos (E 10.5) were treated with Proteinase K (10 μg/ml) for 10 minutes (A) or 20 minutes (B) prior to probe hybridization with mouse antisense