title: Mass spectrometry of acetylated, permethylated and reduced oligopeptides.
mesh_terms: D000107:Acetylation; D000595:Amino Acid Sequence; D013058:Mass Spectrometry; D008745:Methylation; D009842:Oligopeptides; D010084:Oxidation-Reduction
chemical_list: D009842:Oligopeptides