Source:http://linkedlifedata.com/resource/umls/id/C0162585
MSH: The movement of ions across energy-transducing cell membranes. Transport can be active, passive or facilitated. Ions may travel by themselves (uniport), or as a group of two or more ions in the same (symport) or opposite (antiport) directions.,CSP: movement of ions across cell membranes; can be active, passive or facilitated; ions may travel by themselves (uniport), or as a group of two or more ions in the same (symport) or opposite (antiport) directions.,GO: The directed movement of charged atoms or small charged molecules into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore. [GOC:ai]