Increased IgD and CD27 Double Negative (DN) B cell population in pediatric onset autoimmune hepatitis. Vasantha L. Kolachala Chungwen Wei Suresh Venkateswaran Aisha Latrece Hill Vivian Warren Hillary Espinoza Iñaki Sanz Nitika A. Gupta a Department of Pediatrics, Emory University School of Medicine, Atlanta, GA, USAb Division of Rheumatology, Department of Medicine, Emory University School of Medicine, Atlanta, GA, USAc Department of Medicine, Lowance Center for Human Immunology, Atlanta, GA, USAd Department of Medicine, Emory Autoimmunity Center of Excellence, Atlanta, GA, USAe Pediatric Transplant, Children’s Healthcare of Atlanta, Transplant Services, Atlanta, GA, USA