Johannes K. Hegel

Berlin, BE, Germany

Last Updated: 09/26/2026

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Found 11 publications

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of voriconazole in human serum and plasma.

An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of voriconazole in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine

Published: October 17, 2025

Determination of sample stability for a broad panel of coagulation parameters and factor assays on the Cobas t 711 analyzer starting from fresh-never-frozen plasma.

Determination of sample stability for a broad panel of coagulation parameters and factor assays on the Cobas t 711 analyzer starting from fresh-never-frozen plasma.

Journal: Frontiers in molecular biosciences

Published: September 10, 2024

Comparative evaluation of multimarker algorithms for early-stage HCC detection in multicenter prospective studies.

Comparative evaluation of multimarker algorithms for early-stage HCC detection in multicenter prospective studies.

Journal: JHEP reports : innovation in hepatology

Published: April 12, 2024

Development and clinical validation of a novel algorithmic score (GAAD) for detecting HCC in prospective cohort studies.

Development and clinical validation of a novel algorithmic score (GAAD) for detecting HCC in prospective cohort studies.

Journal: Hepatology communications

Published: July 17, 2023

An isotope dilution-liquid chromatography-tandem mass spectrometry (ID-LC-MS/MS)-based candidate reference measurement procedure (RMP) for the quantification of methotrexate in human serum and plasma.

An isotope dilution-liquid chromatography-tandem mass spectrometry (ID-LC-MS/MS)-based candidate reference measurement procedure (RMP) for the quantification of methotrexate in human serum and plasma.

Journal: Clinical chemistry and laboratory medicine

Published: October 05, 2022

Performance evaluation of the Elecsys PIVKA-II and Elecsys AFP assays for hepatocellular carcinoma diagnosis.

Performance evaluation of the Elecsys PIVKA-II and Elecsys AFP assays for hepatocellular carcinoma diagnosis.

Journal: JGH open : an open access journal of gastroenterology and hepatology

Published: February 01, 2022

Multicentre Performance Evaluation of the Elecsys Anti-SARS-CoV-2 Immunoassay as an Aid in Determining Previous Exposure to SARS-CoV-2.

Multicentre Performance Evaluation of the Elecsys Anti-SARS-CoV-2 Immunoassay as an Aid in Determining Previous Exposure to SARS-CoV-2.

Journal: Infectious diseases and therapy

Published: May 06, 2021

Performance evaluation of the Roche Elecsys Anti-SARS-CoV-2 S immunoassay.

Performance evaluation of the Roche Elecsys Anti-SARS-CoV-2 S immunoassay.

Journal: Journal of virological methods

Published: April 30, 2021

Outcome prediction by serum calprotectin in patients with COVID-19 in the emergency department.

Outcome prediction by serum calprotectin in patients with COVID-19 in the emergency department.

Journal: The Journal of infection

Published: November 12, 2020

Doubling immunochemistry laboratory testing efficiency with the cobas e 801 module while maintaining consistency in analytical performance.

Doubling immunochemistry laboratory testing efficiency with the cobas e 801 module while maintaining consistency in analytical performance.

Journal: Clinical biochemistry

Published: November 08, 2017

CTLA-4 (CD152) enhances the Tc17 differentiation program.

CTLA-4 (CD152) enhances the Tc17 differentiation program.

Journal: European journal of immunology

Published: March 04, 2013

Showing 1-11 of 11

Last Updated: 09/26/2026