title: Surface electrostatic-charge measurements on islet and zymogen granules: effect of calcium ions.
mesh_terms: D000327:Adsorption; D000818:Animals; D001665:Binding Sites; D002118:Calcium / Q000378:metabolism*; D003594:Cytoplasmic Granules / Q000378:metabolism / Q000502:physiology*; D004560:Electricity; D004586:Electrophoresis; D004792:Enzyme Precursors / Q000378:metabolism / Q000502:physiology*; D005089:Exocytosis; D006168:Guinea Pigs; D066298:In Vitro Techniques; D007515:Islets of Langerhans / Q000378:metabolism*; D008433:Mathematics; D010179:Pancreas / Q000378:metabolism*; D013499:Surface Properties
chemical_list: D004792:Enzyme Precursors; D002118:Calcium