title: Step-change versus gradient lithium buffers for single-column chromatography of complex amino acid mixtures.
mesh_terms: D000596:Amino Acids / Q000302:isolation & purification; D001216:Asparagine / Q000302:isolation & purification*; D002021:Buffers; D002845:Chromatography; D005973:Glutamine / Q000302:isolation & purification*; D006863:Hydrogen-Ion Concentration; D007201:Indicator Dilution Techniques; D008094:Lithium; D008722:Methods
chemical_list: D000596:Amino Acids; D002021:Buffers; D005973:Glutamine; D001216:Asparagine; D008094:Lithium