by Translational Genomics Research Institute Sample overview and subgroup classification. (A) Common molecular alterations and subgroup classifications of 20 MB PDX models. (B) Partial least squares discriminant analysis on differentially abundant proteins (ANOVA q < 0.05) between subgroups. Ellipses indicate 95% confidence interval. (C) Partial least squares discriminant analysis on differentially abundant phosphosites (ANOVA q...