Umbilical cord blood holds hematopoietic stem cells (HSCs) that restore blood...

https://magic-wiki.win/index.php/The_Science_of_Natural_Killer_Cells_and_Banking:_A_Clinical_Perspective

Umbilical cord blood holds hematopoietic stem cells (HSCs) that restore blood and immune function during transplants. Meanwhile, umbilical cord tissue provides mesenchymal stem cells (MSCs) which show promise for tissue repair and managing inflammation