Robust neutralizing antibody responses after single-dose BNT162b2 vaccination at long intervals from prior SARS-CoV-2 infection and ceiling effect with repeated vaccination - 13/10/22

Ji Yun Noh ^{a, b}, Hee Jin Cheong ^{a, b}, Woo Joo Kim ^{a, b}, Ju-Yeon Choi ^c, Hye Won Lee ^c, Sung Soon Kim ^c, Byoungguk Kim ^{c, ⁎} , Joon Young Song ^{a, b, ⁎}

^a Division of Infectious Diseases, Department of Internal Medicine, Korea University College of Medicine, Seoul, South Korea 

^b Vaccine Innovation Center-KU Medicine (VIC-K), Seoul, South Korea 

^c Division of Vaccine Clinical Research Center for Vaccine Research, National Institute of Infectious Diseases, Cheongju, South Korea 

^⁎Corresponding author at: Division of Infectious Diseases, Department of Internal Medicine, Korea University Guro Hospital, Korea University College of Medicine, Gurodong-ro 148, Guro-gu, Seoul, 08308, South Korea.Division of Infectious DiseasesDepartment of Internal MedicineKorea University Guro HospitalKorea University College of MedicineGurodong-ro 148, Guro-guSeoul,08308Republic ofSouth Korea^⁎⁎Corresponding author at: Division of Vaccine Clinical Research, Center for Vaccine Research, National Institute of Infectious Diseases, National Institute of Health, Korea Disease Control and Prevention Agency, Osongsaengmyeong 2-ro, Osong-eup, Heungdeok-gu, Cheongju-si, Chungcheongbuk-do 28160, South Korea.Division of Vaccine Clinical ResearchCenter for Vaccine ResearchNational Institute of Infectious DiseasesNational Institute of HealthKorea Disease Control and Prevention AgencyOsongsaengmyeong 2-ro, Osong-eup, Heungdeok-guCheongju-siChungcheongbuk-do28160Republic ofSouth Korea