title: The effect of external ions on pHi in sea urchin eggs.
mesh_terms: D000818:Animals; D005260:Female; D006863:Hydrogen-Ion Concentration; D066298:In Vitro Techniques; D007424:Intracellular Fluid / Q000378:metabolism; D007477:Ions; D008564:Membrane Potentials; D010063:Ovum / Q000378:metabolism*; D012617:Sea Urchins / Q000378:metabolism
chemical_list: D007477:Ions