Sort:  

My knowledge of medicine is limited, but cell transplantation must correspond to the blood group, because it is the carrier of immune cells in the human body @libertyteeth

Thanks for the motivation to look this up! It appears that stem cells are matched to the recipient with HLA, a protein "marker" indicating whether it belongs in your body or not.

https://www.dkms.de/en/content/does-donor-have-have-same-blood-type-patient

https://bethematch.org/transplant-basics/matching-patients-with-donors/how-donors-and-patients-are-matched/

Enjoy!

It is useful information thank you, and the transfer of members from one person to another, requires a complex consensus C M H @libertyteeth