title: The Ca ion permeability of the cell membrane.
mesh_terms: D000818:Animals; D001001:Anura; D002118:Calcium / Q000502:physiology*; D002463:Cell Membrane Permeability / Q000187:drug effects; D049832:Decapodiformes; D066298:In Vitro Techniques; D007473:Ion Channels; D008564:Membrane Potentials / Q000187:drug effects; D011343:Procaine / Q000494:pharmacology; D013779:Tetrodotoxin / Q000494:pharmacology; D001468:Thoracica; D014700:Verapamil / Q000494:pharmacology
chemical_list: D007473:Ion Channels; D013779:Tetrodotoxin; D011343:Procaine; D014700:Verapamil; D002118:Calcium