16K views · 286 reactions | To correct the genetic error responsible for Sickle Cell Anemia, Hematologist Dr. John Tisdale and his collaborators first create a gene with the correct spelling and then they use something with a frightening reputation to transfer it into the patient: the HIV virus. It turns out HIV is especially effective at transferring DNA into cells. https://cbsn.ws/2HppZ1e | 60 Minutes | Facebook