title: The macronuclear envelope of Tetrahymena pyriformis GL in different physiological states. II. Frequency of central granules in the pores.
mesh_terms: D002467:Cell Nucleus / Q000187:drug effects; D016798:Ciliophora / Q000166:cytology*; D003609:Dactinomycin / Q000494:pharmacology; D008854:Microscopy, Electron
chemical_list: D003609:Dactinomycin