Cited by 47SARS-CoV-2 and COVID-19 ResearchCOVID-19 Clinical Research StudiesVaccine Coverage and Hesitancy

SARS-CoV-2 Antibody Responses in Infection-Naive or Previously Infected Individuals After 1 and 2 Doses of the BNT162b2 Vaccine

Open access
Anderson, Mark, Stec, Michael, Rewane, Ayesan, Landay, Alan, Cloherty, Gavin, Moy, James·2021·JAMA Network Open

Abstract

This cohort study examines antibody responses in infection-naive and previously infected individuals after 1 and 2 doses of the BNT162b2 vaccine.

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Crossref · 10.1001/jamanetworkopen.2021.19741

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  • The different antibody kinetics between recovered and vaccinated people may explain the lower incidence of breakthrough infection among previously infected people than among vaccinated people.

    “This striking difference in antibody kinetics between convalescent persons and vaccinated persons may be the reason for the substantially lower incidence of breakthrough infection among previously infected persons than among vaccinated persons.24,25”
  • Taken together, evidence from this study and others indicates that previously infected people have better long-term humoral response and vaccine effectiveness than recipients of two vaccine doses.

    “Overall, the accumulating evidence from our study and others22-25 shows that long-term humoral response and vaccine effectiveness in previously infected persons were superior to that in recipients of two doses of vaccine.”

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Authors
Anderson, M., Stec, M., Rewane, A., Landay, A., Cloherty, G., & Moy, J.
Affiliations
  • Abbott (United States) (US)
  • Rush University Medical Center (US)
Corresponding author
Moy, James
Venue
JAMA Network Open
Published
2021-08-06
Volume
4
Issue
8
Pages
e2119741
ISSN
2574-3805 (ISSN-L)
OpenAlex
W3192243977
Cited by
47
References
4
Citations by year
2026: 2 · 2025: 2 · 2024: 3 · 2023: 8 · 2022: 24 · 2021: 8
FWCI
3.40
Type
journal article
Language
en
Open access
Licence
cc-by-nc-nd
Locations
  • JAMA Network Open (publishedVersion, cc-by-nc-nd)
  • PubMed Central (publishedVersion, cc-by-nc-nd)
  • PubMed (publishedVersion)
Funders
Abbott Diagnostics
Topics
  • Health Sciences › Medicine › Infectious Diseases › SARS-CoV-2 and COVID-19 Research
  • Health Sciences › Medicine › Infectious Diseases › COVID-19 Clinical Research Studies
  • Social Sciences › Health › Vaccine Coverage and Hesitancy
Keywords
SARS-CoV-2, BNT162b2, COVID-19 vaccination, antibody response, previously infected individuals, vaccine dosing, SARS-CoV-2 antibodies
MeSH terms
COVID-19, SARS-CoV-2, COVID-19 Vaccines, BNT162 Vaccine, Adult, Antibodies, Viral, Antibody Formation, Female, Humans, Male, Middle Aged, Cohort Studies

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