Karoline Bragstad

Oslo, Norway

Last Updated: 09/26/2026

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Found 42 publications

Assessment of human immunity to A/H3N2 influenza subclade K during 2025 emergence.

Assessment of human immunity to A/H3N2 influenza subclade K during 2025 emergence.

Journal: EBioMedicine

Published: March 16, 2026

A series of diagnostic contamination events from seasonal influenza vaccines.

A series of diagnostic contamination events from seasonal influenza vaccines.

Journal: Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology

Published: October 03, 2025

Low Levels of Neutralizing Antibodies Against SARS-CoV-2 KP.3.1.1 and XEC in Serum From Seniors in May 2024.

Low Levels of Neutralizing Antibodies Against SARS-CoV-2 KP.3.1.1 and XEC in Serum From Seniors in May 2024.

Journal: Influenza and other respiratory viruses

Published: December 20, 2024

Unsupervised detection of novel SARS-CoV-2 mutations and lineages in wastewater samples using long-read sequencing.

Unsupervised detection of novel SARS-CoV-2 mutations and lineages in wastewater samples using long-read sequencing.

Journal: BMC genomics

Published: September 26, 2024

Correction: antigenic drift and immunity gap explain reduction in protective responses against influenza A(H1N1)pdm09 and A(H3N2) viruses during the COVID-19 pandemic: a cross-sectional study of human sera collected in 2019, 2021, 2022, and 2023.

Correction: antigenic drift and immunity gap explain reduction in protective responses against influenza A(H1N1)pdm09 and A(H3N2) viruses during the COVID-19 pandemic: a cross-sectional study of human sera collected in 2019, 2021, 2022, and 2023.

Journal: Virology journal

Published: March 19, 2024

Recombinant SARS-CoV-2 Delta/Omicron BA.5 emerging in an immunocompromised long-term infected COVID-19 patient.

Recombinant SARS-CoV-2 Delta/Omicron BA.5 emerging in an immunocompromised long-term infected COVID-19 patient.

Journal: Scientific reports

Published: January 03, 2024

Antigenic drift and immunity gap explain reduction in protective responses against influenza A(H1N1)pdm09 and A(H3N2) viruses during the COVID-19 pandemic: a cross-sectional study of human sera collected in 2019, 2021, 2022, and 2023.

Antigenic drift and immunity gap explain reduction in protective responses against influenza A(H1N1)pdm09 and A(H3N2) viruses during the COVID-19 pandemic: a cross-sectional study of human sera collected in 2019, 2021, 2022, and 2023.

Journal: Virology journal

Published: October 09, 2023

Frequency and risk of SARS-CoV-2 reinfections in Norway: a nation-wide study, February 2020 to January 2022.

Frequency and risk of SARS-CoV-2 reinfections in Norway: a nation-wide study, February 2020 to January 2022.

Journal: BMC public health

Published: August 08, 2023

Evaluation of the pilot wastewater surveillance for SARS-CoV-2 in Norway, June 2022 - March 2023.

Evaluation of the pilot wastewater surveillance for SARS-CoV-2 in Norway, June 2022 - March 2023.

Journal: BMC public health

Published: May 02, 2023

Poor neutralizing antibody responses against SARS-CoV-2 Omicron BQ.1.1 and XBB in Norway in October 2022.

Poor neutralizing antibody responses against SARS-CoV-2 Omicron BQ.1.1 and XBB in Norway in October 2022.

Journal: Influenza and other respiratory viruses

Published: January 10, 2023

More children should receive the influenza vaccine

More children should receive the influenza vaccine

Journal: Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke

Published: November 23, 2022

Molecular Epidemiology of the Norwegian SARS-CoV-2 Delta Lineage AY.63.

Molecular Epidemiology of the Norwegian SARS-CoV-2 Delta Lineage AY.63.

Journal: Viruses

Published: November 02, 2022

Showing 1-12 of 42

Last Updated: 09/26/2026