Presentation Information

[P110]Atypical and non-classical CD45RBlo memory B cells are the majority of circulating SARS-CoV-2 specific B cells following mRNA vaccination or COVID-19

○David Geoffrey Priest1, Takeshi Ebihara3,2, Tulyeu Janyerkye2, Søndergaard N. Jonas2, Shuhei Sakakibara5,6, Fuminori Sugihara7,8, Hiroshi Ogura3,2, Yumi Mitsuyama3,9, Jun Oda2,3, Daisuke Okusaki2,10,11,12, Hisatake Matsumoto2,3, James B. Wing1,4,13 (1. Laboratory of Human Single Cell Immunology, World Premier International Research Center Initiative Immunology Frontier Research Center (WPI-IFReC), Osaka University, Suita, Osaka 563-0793, Japan. (Japan), 2. Center for Infectious Disease Education and Research (CiDER), Osaka University, Suita, Osaka 565-0871, Japan. (Japan), 3. Department of Traumatology and Acute Critical Medicine, Osaka University Graduate School of Medicine, Suita, Osaka 565-0871, Japan. (Japan), 4. Human Single Cell Immunology Team, Center for Infectious Disease Education and Research (CiDER), Osaka University, Suita, Osaka 565-0871, Japan. (Japan), 5. Laboratory of Immune Regulation, IFReC, Osaka University, Suita, Osaka 563-0793, Japan. (Japan), 6. Graduate School of Medical Safety Management, Jikei University of Health Care Sciences, Osaka 532-0003, Japan. (Japan), 7. Core Instrumentation Facility, Immunology Frontier Research Center and Research Institute for Microbial Disease, Osaka University, Suita, Osaka 563-0793, Japan (Japan), 8. Research Institute for Microbial Disease, Osaka University, Suita, Osaka 563-0793, Japan (Japan), 9. Division of Trauma and Surgical Critical Care, Osaka General Medical Center, Osaka 558-8558, Japan (Japan), 10. Laboratory of Human Immunology (Single Cell Genomics), WPI-IFReC, Osaka University, Suita 565-0871, Japan. (Japan), 11. Genome Information Research Center, Research Institute for Microbial Diseases, Osaka University, Suita 565-0871, Japan. (Japan), 12. Integrated Frontier Research for Medical Science Division, Institute for Open and Transdisciplinary Research Initiatives, Osaka University, Suita 565-0871, Japan. (Japan), 13. Center for Advanced Modalities and DDS (CAMaD), Osaka University, Osaka, Japan. (Japan))

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