CCKBR and cancer: In this report, the final clinical results of the translational study GRAN-T-MTC are presented — a Phase I multicentre clinical trial of the indium-111 (111In) labelled CP04 ([111In]In-CP04), a CCK2 receptor (CCK2R)-seeking ligand, conducted within the ERA-NET framework on Translational Cancer Research (TRANSCAN) First Joint Transnational Call for Proposals 2011 (JTC 2011; “Validation of biomarkers for personalised cancer medicine”).