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. 2021 Jan 29;8:38. doi: 10.1038/s41597-021-00828-8

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© The Author(s) 2021

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Fig. 2 — Hierarchical clustering of different RNA-seq samples based on a gene expression matrix (FPKM) from the lotus variety China Antique. Note that only a small portion of the genes are shown in the heatmap.