Nurse Rachael Grosvenor, left, and Nurse Rachael Grosvenor, left, and Gloria Morris, MD, PhD Gloria Morris, MD, PhD (photo by Jim Howe) (photo by Jim Howe) Medical oncologist Medical oncologist Gloria Morris, MD, PhD Gloria Morris, MD, PhD, and genetics program coordinator and nurse Rachael Grosvenor talk about ongoing experiments using a gene-editing technique called CRISPR to treat sickle cell disease. CRISPR, which stands for "clustered regularly interspaced short palindromic repeats," has potential for treating inherited cancers and other diseases., and genetics program coordinator and nurse Rachael Grosvenor talk about ongoing experiments using a gene-editing technique called CRISPR to treat sickle cell disease. CRISPR, which stands for "clustered regularly interspaced short palindromic repeats," has potential for treating inherited cancers and other diseases.