Hospital Universitario y Politecnico La Fe 1 article published in JoVE Cancer Research Enhancing Prostate Tumor Biobanking Reliability with Improved Sampling Technique and Histological Characterization Eduardo Giner Moreno*1, Francisco Quereda-Flores*2, Josselyn A. Hernández Chinchilla*1, Raquel Amigo Moreno3, María Dolores Perez Ruiz1, Aileen Carcelén López3, Jorge Rocher Benlloch3, Pilar Molió Sanchís3, Adrián Casares Calzada3, María Ángeles Marqués-Torrejón4, Conrado Martínez-Cadenas4, José Luis Ruiz Cerdá2,5, Alba Loras Monfort4,5, David Ramos Soler1,6 1Department of Pathology, Hospital Universitario y Politécnico La Fe, 2Department of Urology, Hospital Universitario y Politécnico La Fe, 3Biobanco La Fe, Instituto de Investigación Sanitaria La Fe, 4Department of Medicine, Jaume I University of Castellon, 5Department of Surgery, University of Valencia, 6Department of Pathology, University of Valencia This protocol describes a method for facilitating the collection of samples from radical prostatectomy specimens. The goal is to map, characterize, and micro-macro dissect tissue samples from the specimens based on anatomopathological criteria before storing them in a Biobank.