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DNA methylation image of metastatic cancer. Two brain metastases were selected for example: one from melanoma (patient 1) and another from lung adenocarcinoma (patient 2). Additionally, one liver metastasis from colorectal adenocarcinoma (patient 3) was included. Original DNA methylation image of five tissues (lung, skin, brain, colorectal, and hepatobiliary) were located in bottom of the figure.
