Jan C. Holter

Oslo, Norway

Last Updated: 09/26/2026

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Found 50 publications

Platelet-derived mediators in hospitalized COVID-19 patients and associations to respiratory failure, ICU admittance and 60-day mortality.

Platelet-derived mediators in hospitalized COVID-19 patients and associations to respiratory failure, ICU admittance and 60-day mortality.

Journal: Frontiers in cardiovascular medicine

Published: August 19, 2025

Serial blood serum measurements of calprotectin and deoxyribonuclease in COVID-19 patients during hospitalization and recovery until one year: a prospective, multicenter, observational study.

Serial blood serum measurements of calprotectin and deoxyribonuclease in COVID-19 patients during hospitalization and recovery until one year: a prospective, multicenter, observational study.

Journal: BMC infectious diseases

Published: May 21, 2025

Droplet Digital PCR or Real-Time PCR as a Method for Quantifying SARS-CoV-2 RNA in Plasma-Is There a Difference?

Droplet Digital PCR or Real-Time PCR as a Method for Quantifying SARS-CoV-2 RNA in Plasma-Is There a Difference?

Journal: Viruses

Published: March 28, 2025

Deficient SARS-CoV-2 hybrid immunity during inflammatory bowel disease.

Deficient SARS-CoV-2 hybrid immunity during inflammatory bowel disease.

Journal: Clinical immunology (Orlando, Fla.)

Published: August 14, 2024

Modeling the relative influence of socio-demographic variables on post-acute COVID-19 quality of life.

Modeling the relative influence of socio-demographic variables on post-acute COVID-19 quality of life.

Journal: medRxiv : the preprint server for health sciences

Published: July 23, 2024

Escalated complement activation during hospitalization is associated with higher risk of 60-day mortality in SARS-CoV-2-infected patients.

Escalated complement activation during hospitalization is associated with higher risk of 60-day mortality in SARS-CoV-2-infected patients.

Journal: Journal of internal medicine

Published: March 28, 2024

Vaccine responses and hybrid immunity in people living with HIV after SARS-CoV-2 breakthrough infections.

Vaccine responses and hybrid immunity in people living with HIV after SARS-CoV-2 breakthrough infections.

Journal: NPJ vaccines

Published: February 26, 2024

Long Covid: a global health issue - a prospective, cohort study set in four continents.

Long Covid: a global health issue - a prospective, cohort study set in four continents.

Journal: BMJ global health

Published: February 01, 2024

Circulating markers of extracellular matrix remodelling in severe COVID-19 patients.

Circulating markers of extracellular matrix remodelling in severe COVID-19 patients.

Journal: Journal of internal medicine

Published: September 18, 2023

COVID-19 patients treated with convalescent plasma.

COVID-19 patients treated with convalescent plasma.

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

Published: August 17, 2023

SARS-CoV-2 infection induces long-lived B and T-cell responses up to 15 months post-infection, irrespective of disease severity.

SARS-CoV-2 infection induces long-lived B and T-cell responses up to 15 months post-infection, irrespective of disease severity.

Journal: The Journal of infection

Published: May 14, 2023

Nausea Predicts Bacteremia in Immunocompetent Patients with Pneumococcal Community-Acquired Pneumonia: Secondary Data Analysis from a Prospective Cohort.

Nausea Predicts Bacteremia in Immunocompetent Patients with Pneumococcal Community-Acquired Pneumonia: Secondary Data Analysis from a Prospective Cohort.

Journal: Journal of clinical medicine

Published: May 01, 2023

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Last Updated: 09/26/2026