and by E10.5 (the time at which the embryos began to die), the dorsal neural tube was also affected. There was no evidence of increased cell death, so the authors concluded that the radial glia ...

"It is difficult to study the neural tube development process in the embryo ... the cells turned into all the different cell types of the dorsal spinal cord and beautifully organized themselves ...

In the Drosophila embryo, neural prepatterning has been studied mostly in the developing ventral cord. A gradient of the transcription factor Dorsal (Dl) determines the position and extent of the ...