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Organ transplantation is a medical procedure in which an organ is removed from one body and placed in the body of a recipient, to replace a damaged or missing organ. The donor and recipient may be at the same location, or organs may be transported from a donor site to another location.
In 2012, Xiaoping Ren published work in which he grafted the head of a mouse onto another mouse's body; again the focus was on how to avoid harm from the loss of blood supply; with his protocol the grafted heads survived up to six months. [1] In 2013, Sergio Canavero published a protocol that he said would make human head transplantation possible.
The first physician to perform a successful human bone marrow transplant was Robert A. Good. With the availability of the stem cell growth factors GM-CSF and G-CSF , most hematopoietic stem cell transplantation procedures are now performed using stem cells collected from the peripheral blood , rather than from the bone marrow.
With any kind of transplant, whether from a human or an animal, doctors have to give the recipient medications that suppress their immune system so their body doesn’t reject the unfamiliar organ.
A brain transplant or whole-body transplant is a procedure in which the brain of one organism is transplanted into the body of another organism. It is a procedure distinct from head transplantation, which involves transferring the entire head to a new body, as opposed to the brain only. Theoretically, a person with complete organ failure could ...
The theory of animal-to-human transplants, known as xenotransplantation, dates back hundreds of years. Only recently, though, has that goal appeared to be within reach. Only recently, though, has ...
Dr Dhaniram Baruah of Assam, India was the first heart surgeon to transplant a pig's heart in human body. [14] However the recipient died subsequently. The world's first successful pig-to-human heart transplant was performed in January 2022 by surgeon Bartley P. Griffith of USA. [15]
Xenotransplantation is a cross-species tissue transplantation from animal to human. [10] [11] The development of blood vessel anastomosis opened the door for xenotransplantation during the 20th century, which led to numerous attempts in organ transplantations with tissues from nonhuman primates (NHPs).