Man’s DNA Replaced by That of Donor Following Bone Marrow Transplant

Just three months after undergoing a bone marrow transplant to treat his acute myeloid leukemia, a Nevada man was shocked to learn that his DNA had been replaced by that of his donor.

For years ago, Chris Long, who happens to be working at the Washoe County Sheriff’s Department in Nevada, was suffering from acute myeloid leukemia and myelodysplastic syndromes and needed a bone marrow transplant. He was lucky enough to find a donor, a German man that he had never met and with whom he only exchanged a few messages before the surgery, but he had no idea that in a few months time he would turn into his donor, sort of. As soon as Chris’ work colleagues heard that he was undergoing a bone marrow transplant, they decided to “swab the heck out of him” to see how his DNA changed. And it’s a good thing they did, because the changes were fascinating.

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