Umbilical cord blood contains hematopoietic stem cells that treat various blood...

https://emedicodiary.com/post/2217/from-birth-to-bedside-how-umbilical-cord-stem-cells-are-changing-modern-medicine

Umbilical cord blood contains hematopoietic stem cells that treat various blood disorders, while cord tissue provides mesenchymal stem cells for potential tissue repair