After undergoing a bone marrow transplant for leukemia, Chris Long, a man from Nevada, experienced a remarkable genetic transformation. Following the procedure, he discovered through DNA tests that his blood — and even cells in his lips, cheeks, and semen — no longer carried his own DNA, but that of his donor. The phenomenon made him a genetic chimera: a person with two distinct sets of DNA. Over the course of four years, Long and his colleagues at the Washoe County Sheriff’s crime lab conducted

2.3M views · 3.9K reactions | A pregnant Carson woman is pleading for your help. She has one of the deadliest forms of leukemia, and she's running out of time. If she doesn't get a bone marrow transplant soon, she may not see she her kids grow up. Here is how you can help save her life : bit.ly/2DGl623 | FOX 11 Los Angeles | Facebook

1.8K reactions · 656 shares | Will you step up and become a bone marrow donor to help Black & African-American patients with sickle cell or life-threatening blood diseases find a potential cure? | NMDP | Facebook