[HTML][HTML] Sequential analysis of binding and neutralizing antibody in COVID-19 convalescent patients at 14 months after SARS-CoV-2 infection

M Rosati, E Terpos, I Ntanasis-Stathopoulos… - Frontiers in …, 2021 - frontiersin.org
Durability of SARS-CoV-2 Spike antibody responses after infection provides information
relevant to understanding protection against COVID-19 in humans. We report the results of a …

[HTML][HTML] Waning of anti-spike antibodies in AZD1222 (ChAdOx1) vaccinated healthcare providers: a prospective longitudinal study

SK Mishra, SK Pradhan, S Pati, S Sahu, RK Nanda - Cureus, 2021 - ncbi.nlm.nih.gov
Materials and methods We conducted a prospective longitudinal study monitoring for six
months after the second of two AZD1222 (ChAdOx1) vaccine doses in healthcare …

[HTML][HTML] Persistence of SARS-CoV-2-specific antibodies for 13 months after infection

I Kučinskaitė-Kodzė, M Simanavičius, A Šimaitis… - Viruses, 2021 - mdpi.com
Background: Dynamics of antibody responses were investigated after a SARS-CoV-2
outbreak in a private company during the first wave of the pandemic. Methods: Workers of a …

[HTML][HTML] Longitudinal follow up of immune responses to SARS-CoV-2 in health care workers in Sweden with several different commercial IgG-assays, measurement of …

E Marklund, S Leach, K Nyström, A Lundgren… - Frontiers in …, 2021 - frontiersin.org
Background The risk of SARS-CoV-2 infection among health care workers (HCWs) is a
concern, but studies that conclusively determine whether HCWs are over-represented …

[HTML][HTML] Long-term humoral immune response against SARS-CoV-2 after natural infection and subsequent vaccination according to WHO international binding …

N Ruetalo, B Flehmig, M Schindler, L Pridzun, A Haage… - Viruses, 2021 - mdpi.com
The new WHO reference standard allows for the definition of serum antibodies against
various SARS-CoV-2 antigens in terms of binding antibody units (BAU/mL) and thus to …

Durability and Cross-Reactivity of Immune Responses Induced by an AS03-Adjuvanted Plant-Based Recombinant Virus-Like Particle Vaccine for COVID-19

P Gobeil, S Pillet, I Boulay, N Charland, A Lorin… - medRxiv, 2021 - medrxiv.org
As the SARS-COV-2 pandemic evolves, what is expected of vaccines extends beyond
efficacy to include consideration of both durability and variant cross-reactivity. This report …

Model analysis of vaccination effectiveness by state in the United States

L Lin, Y Zhao, B Chen, D He - Available at SSRN 3987537, 2021 - papers.ssrn.com
Abstract Backgrounds: Coronavirus 2019 (COVID-19) pandemic caused multiple waves of
cases and deaths in the United States (US). The wild strain, the Alpha variant (B. 1.1. 7) and …

Anti-membrane and anti-spike antibodies are long-lasting and together discriminate between past COVID-19 infection and vaccination

MF Amjadi, RR Adyniec, S Gupta, SJ Bashar… - Medrxiv, 2021 - medrxiv.org
The consequences of past COVID-19 infection for personal health and long-term population
immunity are only starting to be revealed. Unfortunately, detecting past infection is currently …

The kinetic of SARS-CoV-2 antibody (Ab) decline determines the threshold for Ab persistence up to one year

E Garner-Spitzer, A Wagner, M Kundi, H Stockinger… - medRxiv, 2021 - medrxiv.org
Twelve subjects with positive SARS-CoV-2 neutralization test (NT) titers (> 1: 10) identified
in a seroprevalence study with 1655 working adults were followed up for one year. Here we …

[HTML][HTML] Aktuelles zur Grippeimpfung und COVID-19-Auffrischimpfung

A Kwetkat, HJ Heppner, AS Endres, AH Leischker - Geriatrie-Report, 2021 - Springer
Laut Robert Koch-Institut (RKI) werden jährlich 5–20% der Bevölkerung mit Influenza
infiziert. Dies hat bei schweren Grippewellen wie in der Saison 2012/2013, als A H3/N2 …