Fig. 1From: Identification of changes in bile composition in pancreaticobiliary reflux based on liquid chromatography/mass spectrometry metabolomicsPrincipal component analysis score plots (A and B), Orthogonal projections to latent structure-discriminate analysis (OPLS-DA) score plots (C and D), and permutation tests of the OPLS-DA mode (E and F) of bile metabolomic analysisBack to article page