title: Feeder cells and cell survival in spheroids and monolayers.
mesh_terms: D000818:Animals; D001932:Brain Neoplasms / Q000473:pathology*; D002455:Cell Division / Q000528:radiation effects; D002470:Cell Survival / Q000528:radiation effects*; D002478:Cells, Cultured; D051381:Rats; D014965:X-Rays