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Fig. 4 | Nutrition Journal

Fig. 4

From: The 1H NMR serum metabolomics response to a two meal challenge: a cross-over dietary intervention study in healthy human volunteers

Fig. 4

Biplot in Orthogonal Projections to Latent Structures with Discriminant Analysis (OPLS-DA), OPLS with Effect Matrix (EP) and ANOVA-Partial Least Squares (PLS) models of observation scores and variable loadings. OPLS-DA and ANOVA-PLS models included 182 postprandial observations from 24 healthy volunteers and 290 variables while the OPLS-EP model 24 observations (equal to number of individuals) and 290 variables. Labeled metabolites denote selected discriminating metabolites in the different models

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