title: Bud initiation in a non-budding strain of hydra: role of interstitial cells.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002469:Cell Separation; D006829:Hydra / Q000166:cytology / Q000187:drug effects / Q000502:physiology*; D008466:Mechlorethamine / Q000494:pharmacology; D012098:Reproduction; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D014316:Tritium; D008466:Mechlorethamine; D013936:Thymidine