title: Does ionophore A23187 mediate Na transport in the absence of divalent cations?
mesh_terms: D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D001692:Biological Transport / Q000187:drug effects; D000001:Calcimycin / Q000494:pharmacology*; D002118:Calcium / Q000378:metabolism; D004912:Erythrocytes / Q000187:drug effects; D006801:Humans; D008274:Magnesium / Q000494:pharmacology; D012964:Sodium / Q000378:metabolism*
chemical_list: D000900:Anti-Bacterial Agents; D000001:Calcimycin; D012964:Sodium; D008274:Magnesium; D002118:Calcium