https://ift.tt/2wwdHAe Researchers Halt Trial of Promising Sickle Cell Treatment Sickle Cell Anemia, Leukemia, Bone Marrow, Genetic Engineering, Clinical Trials, DNA (Deoxyribonucleic Acid), Drugs (Pharmaceuticals) Two patients in a gene therapy study developed cancer years after treatment. It is not clear whether the therapy was responsible. BY GINA KOLATA https://ift.tt/3pDzRa8 February 23, 2021 at 05:08AM