Written by Colorectal cancer differs from patient to patient. That is why scientists are looking for characteristic tumor markers that allow them to make predictions about the likely response to certain therapies and the individual prognosis. The aim is to identify colorectal cancer subtypes so that these can then be treated in a customized manner. Two informative markers are microsatellite instability (MSI) and tumor-infiltrating lymphocytes (TIL). As researchers at the German Cancer Research Center (DKFZ) have shown, it makes sense to combine the two markers.
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