It is noted that both organs took root and already in the first half hour after transplantation began to cleanse the blood of toxins. For the first time, American doctors have successfully transplanted two pig kidneys to a person at once, writes the American Journal of Transplantation. Before the experiment, Jamie Locke of the University of Alabama at Birmingham and colleagues obtained permission from relatives of a 57-year-old man who fell into a coma and donated his organs to science. It is reported that during preparation for the operation, the animal's genome was cleared of sites that cause a reaction rejection by human immune cells. The source noted that the operation was performed on a patient diagnosed with brain death, who was connected to a life support machine. Истoчник aif.ru Earlier, American surgeons performed a kidney transplant operation grown in the body of a genetically modified pig. < /p> Rejection of the organ did not occur due to a special genetic modification of tissues.