title: Recent staining artifacts with LKB "Ampholines" on gel isoelectric-focusing.
mesh_terms: D005069:Evaluation Studies as Topic; D006863:Hydrogen-Ion Concentration; D007202:Indicators and Reagents; D007525:Isoelectric Focusing / Q000379:methods*; D008722:Methods
chemical_list: D007202:Indicators and Reagents