team is providing in-depth coverage of the 2021 Virtual AAN Annual Meeting, April 17–22. Go here to read the latest stories from the conference. Common B-cell depleting therapies, such as rituximab and Ocrevus (ocrelizumab), may result in shorter duration B-cell depleting effects in African American patients with multiple sclerosis (MS) or neuromyelitis optica spectrum disorder (NMOSD) than in white patients, a study suggests. “While previous research has shown that this type of [into-the-vein] therapy is effective for people with those diseases, we also know that Black people tend to have more severe courses of MS,” llya Kister, MD, said in a press release. Kister, of the NYU Grossman School of Medicine in New York, is the study’s senior author and a fellow of the American Academy of Neurology.