Umbilical cord mesenchymal stem cells (UCMSCs) have the best ability to travel to the tumor site and they serve as a tool to fight cancer. This study showed that secretome from UCMSCs (UCMSCs-Sec) could inhibit the growth of prostate cancer (PC-3) and cervical cancer (HeLa) cells. and induce apoptosis in the cells. The UCMSCs-Sec treatment was given to PC-3 and HeLa cells. https://midwaysportes.shop/product-category/baseballs/