
Non-invasive proteomic analysis of human skin keratins: Screening of methionine oxidation in keratins by mass spectrometry
Keywords: 2،4-dinitrophenylhydrazine; BHT; butylated hydroxytoluene; DHB; 2,5-dihydroxybenzoic acid; DNPH; 2,4-dinitrophenylhydrazine; DTT; dithiothreitol; EIC; extracted ion chromatogram; ESI; electrospray ionization; FASP; filter-aided sample preparation; IAA; iodoacetamide; LC; liquid chro