title: Tetrodotoxin sensitivity of cultured embryonic heart cells depends on cell interactions.
mesh_terms: D000818:Animals; D002449:Cell Aggregation; D002478:Cells, Cultured; D002642:Chick Embryo; D006321:Heart / Q000187:drug effects* / Q000196:embryology; D014176:Protein Biosynthesis; D013779:Tetrodotoxin / Q000008:administration & dosage / Q000494:pharmacology*; D013997:Time Factors; D014357:Trypsin / Q000494:pharmacology
chemical_list: D013779:Tetrodotoxin; D014357:Trypsin