title: [Quantitative analysis of tryptophan residue of proteins].
mesh_terms: D007202:Indicators and Reagents; D008280:Magnetics; D008722:Methods; D011506:Proteins / Q000032:analysis*; D013057:Spectrum Analysis; D014364:Tryptophan / Q000032:analysis*; D014466:Ultraviolet Rays
chemical_list: D007202:Indicators and Reagents; D011506:Proteins; D014364:Tryptophan