title: The role of the nervous system in regeneration, growth and cell differentiation in Hydra. II. Ultrastructural study of nerve cell elements during hypostomal regeneration.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002467:Cell Nucleus; D003594:Cytoplasmic Granules; D004721:Endoplasmic Reticulum; D005110:Extracellular Space; D006003:Glycogen; D006056:Golgi Apparatus; D006829:Hydra / Q000166:cytology / Q000254:growth & development*; D002479:Inclusion Bodies; D008247:Lysosomes; D008854:Microscopy, Electron; D008870:Microtubules; D008928:Mitochondria; D009410:Nerve Degeneration; D009416:Nerve Regeneration; D009420:Nervous System / Q000166:cytology; D009424:Nervous System Physiological Phenomena; D009474:Neurons / Q000166:cytology*; D009489:Neurosecretion; D012270:Ribosomes; D013997:Time Factors
chemical_list: D006003:Glycogen