title: Substituted pyridines as two-protonic-state reactivity probes, reporter-group delivery vehicles and labelling reagents for the study of thiol enzymes [proceedings].
mesh_terms: D001665:Binding Sites; D004220:Disulfides / Q000032:analysis; D004798:Enzymes; D011725:Pyridines; D013053:Spectrophotometry; D013438:Sulfhydryl Compounds / Q000032:analysis*
chemical_list: D004220:Disulfides; D004798:Enzymes; D011725:Pyridines; D013438:Sulfhydryl Compounds