Differentiation of ganglionic cells in Hydra.
D001369:Axons; D002454:Cell Differentiation; D003063:Cnidaria; D005724:Ganglia / Q000166:cytology* / Q000196:embryology; D006056:Golgi Apparatus; D008854:Microscopy, Electron; D009490:Neurosecretory Systems / Q000196:embryology; D012270:Ribosomes; D011984:Sensory Receptor Cells / Q000196:embryology