SPINK1 and neoplasm: Study cohort had 110 patients and 54 of tumours, undergone RC, expressed TATI. Staining was conducted using Abcam® anti-TATI monoclonal antibody and expression of TATI was evaluated by 2 pathologists. Proportion of immune-positive cells and their staining intensity was scored in two scales and used to evaluation of TATI expression. All analyses were performed with SPSS software, version 21.