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UPLC-TOF-MS chromatograms of ginsenosides present in the red ginseng extract incubated in gut bacteria collected from A/J mice at 0 (A), 4 (B), and 24 h (C), blank fecal extraction without ginsenosides (4 h; D), and overlaid chromatograms of F2, C-K, Rg3r, and Rg3s at different time points where 0 h was marked as blue, 4 h was marked as green, and 24 h was marked as red (E) (n = 3).
