Prostate cancer (PCa) is the second most common malignancy in men, and the ffth leading cause of death worldwide. Mesenchymal stromal/stem cells (MSC) have been identifed in PCa, although contradictory efects in malignant transformation and tumor progression have been described. Since umbilical cord (UC) MSC and cord blood serum (CBS) are rich in numerous growth and anti-infammatory factors, UC-MSC secretome an...