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Biology and Biochemistry

D-Index
57
Citations
15497
World Ranking
13624
National Ranking
970

Overview

Dag Harmsen is affiliated with the University of Münster in Germany, focusing on research that intersects medicine, biochemistry, genetics, molecular biology, and dentistry. Their published work extensively covers topics such as oral microbiology and periodontitis research, salivary gland disorders and functions, oral health pathology and treatment, Burkholderia infections and melioidosis, gut microbiota and health, streptococcal infections and treatments, as well as bacterial identification and susceptibility testing.

Their research spans several subfields including periodontics, molecular biology, physiology, epidemiology, and infectious diseases, reflecting a multidisciplinary approach to understanding microbiological and pathological processes relevant to oral and systemic health.

Dag Harmsen's frequent coauthors include Karola Prior, Daniel Hagenfeld, Johannes Matern, Benjamin Ehmke, and Inga Harks, indicating collaborative work within these areas.

Publications by Dag Harmsen appear in notable scientific venues, with multiple papers in the Journal of Clinical Microbiology, Journal Of Clinical Periodontology, Microbiome, bioRxiv (Cold Spring Harbor Laboratory), and Frontiers in Microbiology.

  • Core/Whole Genome Multilocus Sequence Typing and Core Genome SNP-Based Typing of OXA-48-Producing Klebsiella pneumoniae Clinical Isolates From Spain, 2020, Frontiers in Microbiology
  • Core Genome Multilocus Sequence Typing Scheme for Improved Characterization and Epidemiological Surveillance of Pathogenic Brucella, 2022, Journal of Clinical Microbiology
  • Establishment and Evaluation of a Core Genome Multilocus Sequence Typing Scheme for Whole-Genome Sequence-Based Typing of Pseudomonas aeruginosa, 2020, Journal of Clinical Microbiology
  • Gut microbiome and plasma metabolome changes in rats after oral gavage of nanoparticles: sensitive indicators of possible adverse health effects, 2022, Particle and Fibre Toxicology
  • Long-term changes in the subgingival microbiota in patients with stage III-IV periodontitis treated by mechanical therapy and adjunctive systemic antibiotics: A secondary analysis of a randomized controlled trial, 2023, Journal Of Clinical Periodontology

Best Publications

  • Typing of methicillin-resistant Staphylococcus aureus in a university hospital setting by using novel software for spa repeat determination and database management

    Dag Harmsen;Heike Claus;Wolfgang Witte;Jörg Rothgänger

  • Prospective Genomic Characterization of the German Enterohemorrhagic Escherichia coli O104:H4 Outbreak by Rapid Next Generation Sequencing Technology

    Alexander Mellmann;Dag Harmsen;Craig A. Cummings;Emily B. Zentz

  • Geographic Distribution of Staphylococcus aureus Causing Invasive Infections in Europe: A Molecular-Epidemiological Analysis

    Hajo Grundmann;David M. Aanensen;Cees C. van den Wijngaard;Brian G. Spratt

  • Evaluation of Matrix-Assisted Laser Desorption Ionization-Time-of-Flight Mass Spectrometry in Comparison to 16S rRNA Gene Sequencing for Species Identification of Nonfermenting Bacteria

    A. Mellmann;J. Cloud;T. Maier;U. Keckevoet

  • Updating benchtop sequencing performance comparison

    Sebastian Jünemann;Sebastian Jünemann;Fritz Joachim Sedlazeck;Karola Prior;Andreas Albersmeier

  • Evaluation and Strategy for Use of MIRU-VNTRplus, a Multifunctional Database for Online Analysis of Genotyping Data and Phylogenetic Identification of Mycobacterium tuberculosis Complex Isolates

    Caroline Allix-Béguec;Dag Harmsen;Thomas Weniger;Philip Supply;Philip Supply

  • MIRU-VNTRplus: a web tool for polyphasic genotyping of Mycobacterium tuberculosis complex bacteria

    Thomas Weniger;Justina Krawczyk;Philip Supply;Stefan Niemann

  • Assignment of Staphylococcus isolates to groups by spa typing, SmaI macrorestriction analysis, and multilocus sequence typing.

    B Strommenger;C Kettlitz;T Weniger;D Harmsen

  • Bacterial Whole-Genome Sequencing Revisited: Portable, Scalable, and Standardized Analysis for Typing and Detection of Virulence and Antibiotic Resistance Genes

    Shana R. Leopold;Richard V. Goering;Anika Witten;Dag Harmsen

  • Analysis of collection of hemolytic uremic syndrome-associated enterohemorrhagic Escherichia coli

    Alexander Mellmann;Martina Bielaszewska;Robin Köck;Alexander W Friedrich

  • Core Genome Multilocus Sequence Typing Scheme for High-Resolution Typing of Enterococcus faecium

    Mark de Been;Mette Pinholt;Mette Pinholt;Janetta Top;Stefan Bletz

  • Defining and Evaluating a Core Genome Multilocus Sequence Typing Scheme for Whole-Genome Sequence-Based Typing of Listeria monocytogenes

    Werner Ruppitsch;Ariane Pietzka;Karola Prior;Stefan Bletz

  • Phylogeny of the Genus Nocardia Based on Reassessed 16S rRNA Gene Sequences Reveals Underspeciation and Division of Strains Classified as Nocardia asteroides into Three Established Species and Two Unnamed Taxons

    Andreas Roth;Sebastian Andrees;Reiner M. Kroppenstedt;Dag Harmsen

  • Development and evaluation of a quality-controlled ribosomal sequence database for 16S ribosomal DNA-based identification of Staphylococcus species.

    Karsten Becker;Dag Harmsen;Alexander Mellmann;Christian Meier

  • Based Upon Repeat Pattern (BURP): an algorithm to characterize the long-term evolution of Staphylococcus aureus populations based on spa polymorphisms

    Alexander Mellmann;Thomas Weniger;Christoph Berssenbrügge;Jörg Rothgänger

  • Real-Time Genome Sequencing of Resistant Bacteria Provides Precision Infection Control in an Institutional Setting

    Alexander Mellmann;Stefan Bletz;Thomas Böking;Frank Kipp

  • High Interlaboratory Reproducibility of DNA Sequence-Based Typing of Bacteria in a Multicenter Study

    Marta Aires-de-Sousa;K Boye;H de Lencastre;A Deplano

  • Differentiation of Clinical Mycobacterium tuberculosis Complex Isolates by gyrB DNA Sequence Polymorphism Analysis

    Stefan Niemann;Dag Harmsen;Sabine Rüsch-Gerdes;Elvira Richter

  • Sequencing and Staphylococci Identification

    Alexander Mellmann;Karsten Becker;Christof von Eiff;Ursula Keckevoet

  • RIDOM: Comprehensive and public sequence database for identification of Mycobacterium species

    Dag Harmsen;Stefan Dostal;Andreas Roth;Stefan Niemann

Frequent Co-Authors

Alexander Mellmann
Alexander Mellmann University of Münster
Helge Karch
Helge Karch University of Münster
Alexander W. Friedrich
Alexander W. Friedrich University Medical Center Groningen
Jens Stoye
Jens Stoye Bielefeld University
Lothar H. Wieler
Lothar H. Wieler Hasso Plattner Institute
Martina Bielaszewska
Martina Bielaszewska University of Münster
Stefan Niemann
Stefan Niemann Research Center Borstel - Leibniz-Center for Medicine and Biosciences
Ulrich Vogel
Ulrich Vogel University of Würzburg
Karsten Becker
Karsten Becker Greifswald University Hospital
Robin Köck
Robin Köck Essen University Hospital

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