Umbilical cords offer two unique stem cell types. Cord blood contains...

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

Umbilical cords offer two unique stem cell types. Cord blood contains hematopoietic stem cells for blood disorders, while cord tissue holds mesenchymal stem cells for tissue repair. Collecting samples immediately after delivery ensures optimal viability.