Therapeutic Effects and Metabolic Spectrum of Traditional Chinese Medicine Hengqing II Prescription on Alzheimer’s Disease

Figure 1

In PCA (a, b) and OPLS-DA analysis (c, d), the sample clustering of the KDPS group and HQII group are significantly different from that of the non-KDPS group and Control group. Grey circles indicate 95% confidence intervals. (e, f) OPLS-DA permutation test plots, indicating that the OPLS-DA model performs very well.

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