adjective. Being genetically different although belonging to or obtained from the same species.

adjective. Genetically different because of being derived from separate individuals of the same species.

adjective. Of a reaction that occurs when cells are transplanted into a genetically different recipient.

adjective. denoting or relating to cells or tissues from individuals belonging to the same species but genetically dissimilar (and hence immunologically incompatible)

"Donnall Thomas, had shown that bone marrow, much like a kidney or liver, could be harvested from one patient and transplanted back—either into the same patient (called autologous transplantation) or into another patient (termed allogeneic transplantation)."

autologous  heterologous  syngeneic  xenogeneic  

allogeneic transplantation  

3galt-deficient  amine  antigen-presenting  autologous  beta-cell