Donor selection is a research area in the field of organ transplantation that focuses on identifying suitable donors for individuals in need of organ transplants. This process involves evaluating potential donors based on a variety of factors such as medical history, blood type compatibility, organ function, and overall health to ensure a successful transplant outcome. Donor selection is crucial in organ transplantation to maximize the chances of survival and minimize the risk of rejection for the recipient. Researchers in this field work to improve the donor selection process through advancements in medical technology, clinical protocols, and ethical considerations.