Long-Term SARS-CoV-2 Antibody Seroprevalence in Blood Donors, Italy

We evaluated SARS-CoV-2 antibody response in voluntary blood donors in Italy at different timepoints. Immediately after lockdown easing, 908/25,657 donors (3.5%) had low IgG titers against nucleocapsid. In the next 2 years, titers increased despite few COVID-19 symptoms. On multivariate analysis, a...

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Main Authors: Martina Ferrari, Lorenza Di Marco, Alessandra Pivetti, Stefania Paduano, Chiara Vecchi, Veronica Bernabucci, Rosina Maria Critelli, Simone Lasagni, Monica De Maria, Donatella Venturelli, Monica Pecorari, Giorgia Boaretto, Giulia Fregni Serpini, Dante Romagnoli, Roberto Mantovani, Giovanni Battista Ceccherelli, Erica Villa
Format: Article
Language:English
Published: Centers for Disease Control and Prevention 2023-07-01
Series:Emerging Infectious Diseases
Subjects:
Online Access:https://wwwnc.cdc.gov/eid/article/29/7/22-1745_article
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author Martina Ferrari
Lorenza Di Marco
Alessandra Pivetti
Stefania Paduano
Chiara Vecchi
Veronica Bernabucci
Rosina Maria Critelli
Simone Lasagni
Monica De Maria
Donatella Venturelli
Monica Pecorari
Giorgia Boaretto
Giulia Fregni Serpini
Dante Romagnoli
Roberto Mantovani
Giovanni Battista Ceccherelli
Erica Villa
author_facet Martina Ferrari
Lorenza Di Marco
Alessandra Pivetti
Stefania Paduano
Chiara Vecchi
Veronica Bernabucci
Rosina Maria Critelli
Simone Lasagni
Monica De Maria
Donatella Venturelli
Monica Pecorari
Giorgia Boaretto
Giulia Fregni Serpini
Dante Romagnoli
Roberto Mantovani
Giovanni Battista Ceccherelli
Erica Villa
author_sort Martina Ferrari
collection DOAJ
description We evaluated SARS-CoV-2 antibody response in voluntary blood donors in Italy at different timepoints. Immediately after lockdown easing, 908/25,657 donors (3.5%) had low IgG titers against nucleocapsid. In the next 2 years, titers increased despite few COVID-19 symptoms. On multivariate analysis, allergic rhinitis was associated with reduced risk for symptomatic COVID-19.
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spelling doaj.art-94ca1aed64a54d1384cd41eefa25481a2023-06-22T13:43:37ZengCenters for Disease Control and PreventionEmerging Infectious Diseases1080-60401080-60592023-07-012971479148110.3201/eid2907.221745Long-Term SARS-CoV-2 Antibody Seroprevalence in Blood Donors, ItalyMartina FerrariLorenza Di MarcoAlessandra PivettiStefania PaduanoChiara VecchiVeronica BernabucciRosina Maria CritelliSimone LasagniMonica De MariaDonatella VenturelliMonica PecorariGiorgia BoarettoGiulia Fregni SerpiniDante RomagnoliRoberto MantovaniGiovanni Battista CeccherelliErica Villa We evaluated SARS-CoV-2 antibody response in voluntary blood donors in Italy at different timepoints. Immediately after lockdown easing, 908/25,657 donors (3.5%) had low IgG titers against nucleocapsid. In the next 2 years, titers increased despite few COVID-19 symptoms. On multivariate analysis, allergic rhinitis was associated with reduced risk for symptomatic COVID-19. https://wwwnc.cdc.gov/eid/article/29/7/22-1745_articleCOVID-19SARS-CoV-2antibodiesblood donor populationserologic analysisItaly
spellingShingle Martina Ferrari
Lorenza Di Marco
Alessandra Pivetti
Stefania Paduano
Chiara Vecchi
Veronica Bernabucci
Rosina Maria Critelli
Simone Lasagni
Monica De Maria
Donatella Venturelli
Monica Pecorari
Giorgia Boaretto
Giulia Fregni Serpini
Dante Romagnoli
Roberto Mantovani
Giovanni Battista Ceccherelli
Erica Villa
Long-Term SARS-CoV-2 Antibody Seroprevalence in Blood Donors, Italy
Emerging Infectious Diseases
COVID-19
SARS-CoV-2
antibodies
blood donor population
serologic analysis
Italy
title Long-Term SARS-CoV-2 Antibody Seroprevalence in Blood Donors, Italy
title_full Long-Term SARS-CoV-2 Antibody Seroprevalence in Blood Donors, Italy
title_fullStr Long-Term SARS-CoV-2 Antibody Seroprevalence in Blood Donors, Italy
title_full_unstemmed Long-Term SARS-CoV-2 Antibody Seroprevalence in Blood Donors, Italy
title_short Long-Term SARS-CoV-2 Antibody Seroprevalence in Blood Donors, Italy
title_sort long term sars cov 2 antibody seroprevalence in blood donors italy
topic COVID-19
SARS-CoV-2
antibodies
blood donor population
serologic analysis
Italy
url https://wwwnc.cdc.gov/eid/article/29/7/22-1745_article
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