title: Measurement of intracellular pH.
mesh_terms: D000136:Acid-Base Equilibrium; D000818:Animals; D001826:Body Fluids / Q000378:metabolism; D002451:Cell Compartmentation; D002462:Cell Membrane / Q000378:metabolism; D004396:Coloring Agents; D004798:Enzymes / Q000378:metabolism; D005456:Fluorescent Dyes; D006863:Hydrogen-Ion Concentration; D007202:Indicators and Reagents; D007424:Intracellular Fluid / Q000378:metabolism; D007477:Ions; D009682:Magnetic Resonance Spectroscopy; D008722:Methods; D008839:Microelectrodes; D011522:Protons; D013379:Substrate Specificity
chemical_list: D004396:Coloring Agents; D004798:Enzymes; D005456:Fluorescent Dyes; D007202:Indicators and Reagents; D007477:Ions; D011522:Protons