A common, yet previously undistinguished protein, which is elevated in many late-stage cancers, may play a strategic role in tumour growth through a non-conventional pathway, researchers at the Indiana University School of Medicine report in the Proceedings of the National Academy of Sciences.  The protein, Mdm2, an oncogene, has long been thought to play a major role in regulating the effectiveness of the tumour suppressor … Continue reading Researchers identify previous unknown pathway for p53 cancer cell activation.