title: Assay of dihydroxyphenylalanine (dopa) in invertebrate structural proteins.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D049872:Bivalvia; D002852:Chromatography, Ion Exchange / Q000379:methods; D003124:Colorimetry / Q000379:methods; D004295:Dihydroxyphenylalanine / Q000032:analysis*; D007202:Indicators and Reagents; D009566:Nitrates; D011506:Proteins / Q000302:isolation & purification; D013053:Spectrophotometry / Q000379:methods
chemical_list: D000596:Amino Acids; D007202:Indicators and Reagents; D009566:Nitrates; D011506:Proteins; D004295:Dihydroxyphenylalanine