In recent years, a standard follow-up to colorectal cancer surgery has been to analyze the tumour tissue for the presence of immune cells. Finding high quantities of cytotoxic T cells, or killer cells, means that there is a good chance that the disease will take a favorable course and that the risk of metastasis is comparatively low.  It has been unclear whether the presence of … Continue reading Activated immune cells indicate a favourable prognosis in colorectal cancer.