You'd get a bone marrow transplant. from https://www.nytimes.com/2019/12/12/science/chimera-bone-marrow-dna-semen.html https://www.nytimes.com/2019/12/12/scien

You'd get a bone marrow transplant. from https://www.nytimes.com/2019/12/12/science/chimera-bone-marrow-dna-semen.html https://www.nytimes.com/2019/12/12/science/chimera-bone-marr...: "A recent article about a highly unconventional experiment involving a man who had received a bone marrow transplant has raised some questions for readers of The New York Times. Four years after the lifesaving procedure, all the DNA in the patient’s semen had been replaced by that of his donor. This came as a surprise to forensic scientists at the Washoe County Sheriff’s Department in Reno, Nev., studying the case."