FIND

researchers

DISCOVER

relevant articles

PROMOTE

your research

now for free

Dag Harmsen

Research Profile

Chemicals & Drugs

Procedures

Disorders

Staphylococcal Infections

Physiology

Concepts & Ideas

Living Beings

Staphylococcus aureus

Geographic Areas

Germany

Activities & Behaviors

Co-author Network

Publications

TOP 3
Sebastian Jünemann; Jörn Kalinowski; Alexander Mellmann; Karola Prior; Fritz Joachim Sedlazeck; Jens Stoye; Arndt von Haeseler; Andreas Albersmeier; Alexander Goesmann; Uwe John; Dag Harmsen
Updating benchtop sequencing performance comparison.
Elisabeth Hauser; Helge Karch; Nikole Kuebler; Alexander Mellmann; Torsten Semmler; Helen Stoeber; Erhardt Tietze; Thomas Weniger; Lothar H Wieler; Angelika Fruth; Dag Harmsen; Herbert Schmidt
Phylogenetic and molecular analysis of food-borne shiga toxin-producing Escherichia coli.
Ulrich Vogel; Heike Claus; Sebastian Jünemann; Karola Prior; Rafael Szczepanowski; Dag Harmsen
Ion torrent personal genome machine sequencing for genomic typing of Neisseria meningitidis for rapid determination of multiple layers of typing information.

Register for free to view:

Visualized networks:

See your personal network in
sophisticated graphical views

GeoTargeted Searches:

Locate experts around the world
and connect with global collaborators

Research Profiles:

See the research activity
of experts around the globe

Geonetwork of Dag Harmsen (preview)

Cities where this author has publications
Cities where co-authors of this author have publications

Flash Player Required

All Publications

2013: Sebastian Jünemann; Jörn Kalinowski; Alexander Mellmann; Karola Prior; Fritz Joachim Sedlazeck; Jens Stoye; Arndt von Haeseler; Andreas Albersmeier; Alexander Goesmann; Uwe John; Dag Harmsen
Updating benchtop sequencing performance comparison.
Nature biotechnology 2013;31(4):294-6.
2013: Elisabeth Hauser; Helge Karch; Nikole Kuebler; Alexander Mellmann; Torsten Semmler; Helen Stoeber; Erhardt Tietze; Thomas Weniger; Lothar H Wieler; Angelika Fruth; Dag Harmsen; Herbert Schmidt
Phylogenetic and molecular analysis of food-borne shiga toxin-producing Escherichia coli.
Applied and environmental microbiology 2013;79(8):2731-40.
2012: Ulrich Vogel; Heike Claus; Sebastian Jünemann; Karola Prior; Rafael Szczepanowski; Dag Harmsen
Ion torrent personal genome machine sequencing for genomic typing of Neisseria meningitidis for rapid determination of multiple layers of typing information.
Journal of clinical microbiology 2012;50(6):1889-94.
2012: Thomas Weniger; Philip Supply; Dag Harmsen; Justina Krawczyk; Stefan Niemann
Online tools for polyphasic analysis of Mycobacterium tuberculosis complex genotyping data: now and next.
Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases 2012;12(4):748-54.
2012: Christian Jenke; Helge Karch; Shana R Leopold; Jörg Rothgänger; Thomas Weniger; Dag Harmsen; Alexander Mellmann
Identification of intermediate in evolutionary model of enterohemorrhagic Escherichia coli O157.
Emerging infectious diseases 2012;18(4):582-8.
2012: Sebastian Jünemann; Karola Prior; Jens Stoye; Rafael Szczepanowski; Benjamin Ehmke; Alexander Goesmann; Inga Harks; Dag Harmsen
Bacterial community shift in treated periodontitis patients revealed by ion torrent 16S rRNA gene amplicon sequencing.
PloS one 2012;7(8):e41606.
2011: Christian Jenke; Helge Karch; Bjørn-Arne Lindstedt; Lin Thorstensen Brandal; Dag Harmsen; Alexander Mellmann
Comparison of multilocus variable-number tandem-repeat analysis and multilocus sequence typing for differentiation of hemolytic-uremic syndrome-associated Escherichia coli (HUSEC) collection strains.
Journal of clinical microbiology 2011;49(10):3644-6.
2011: Alexander Mellmann; Richard L Moore; Rita Prager; Karola Prior; Alain Rico; Jonathan M Rothberg; Rafael Szczepanowski; Emily B Zentz; Wenlan Zhang; Martina Bielaszewska; Pius M Brzoska; Craig A Cummings; Simone Guenther; Dag Harmsen; John K Henkhaus; Yongmei Ji; Benjamin Leopold; Shana R Leopold; Stephen F McLaughlin; Helge Karch
Prospective genomic characterization of the German enterohemorrhagic Escherichia coli O104:H4 outbreak by rapid next generation sequencing technology.
PloS one 2011;6(7):e22751.
2010: Thomas Weniger; Justina Krawczyk; Philip Supply; Stefan Niemann; Dag Harmsen
MIRU-VNTRplus: a web tool for polyphasic genotyping of Mycobacterium tuberculosis complex bacteria.
Nucleic acids research 2010;38(Web Server issue):W326-31.
2010: Joann L Cloud; Dag Harmsen; Peter C Iwen; James J Dunn; Gerri Hall; Paul Rocco Lasala; Karen Hoggan; Deborah Wilson; Gail L Woods; Alexander Mellmann
Comparison of traditional phenotypic identification methods with partial 5' 16S rRNA gene sequencing for species-level identification of nonfermenting Gram-negative bacilli.
Journal of clinical microbiology 2010;48(4):1442-4.
2009: Alexander Mellmann; F Bimet; C Bizet; A D Borovskaya; R R Drake; U Eigner; A M Fahr; Y He; Elena Ilina; M Kostrzewa; T Maier; L Mancinelli; W Moussaoui; G Prévost; lorenza putignani; C L Seachord; Y W Tang; Dag Harmsen
High interlaboratory reproducibility of matrix-assisted laser desorption ionization-time of flight mass spectrometry-based species identification of nonfermenting bacteria.
Journal of clinical microbiology 2009;47(11):3732-4.
2009: Robin Köck; L Brakensiek; Alexander Mellmann; Frank Kipp; M Henderikx; Dag Harmsen; I Daniels-Haardt; Christof von Eiff; Karsten Becker; M G R Hendrix; Alexander W Friedrich
Cross-border comparison of the admission prevalence and clonal structure of meticillin-resistant Staphylococcus aureus.
The Journal of hospital infection 2009;71(4):320-6.
2008: A W Friedrich; I Daniels-Haardt; R Köck; F Verhoeven; Alexander Mellmann; Dag Harmsen; J E van Gemert-Pijnen; Karsten Becker; M G R Hendrix
EUREGIO MRSA-net Twente/Münsterland--a Dutch-German cross-border network for the prevention and control of infections caused by methicillin-resistant Staphylococcus aureus.
Euro surveillance : bulletin Européen sur les maladies transmissibles = European communicable disease bulletin 2008;13(35):.
2008: Alexander Mellmann; Thomas Weniger; Christoph Berssenbrügge; Ursula Keckevoet; Alexander W Friedrich; Dag Harmsen; Hajo Grundmann
Characterization of clonal relatedness among the natural population of Staphylococcus aureus strains by using spa sequence typing and the BURP (based upon repeat patterns) algorithm.
Journal of clinical microbiology 2008;46(8):2805-8.
2008: Alexander Mellmann; Joann L Cloud; T Maier; U Keckevoet; I Ramminger; P Iwen; J Dunn; G Hall; D Wilson; P Lasala; M Kostrzewa; Dag Harmsen
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.
Journal of clinical microbiology 2008;46(6):1946-54.
2008: Markus Reinhardt; Johannes Elias; Jürgen Albert; Matthias Frosch; Dag Harmsen; Ulrich Vogel
EpiScanGIS: an online geographic surveillance system for meningococcal disease.
International journal of health geographics 2008;7():33.
2008: Alexander Mellmann; Shan Lu; Helge Karch; Jian-guo Xu; Dag Harmsen; M Alexander Schmidt; Martina Bielaszewska
Recycling of Shiga toxin 2 genes in sorbitol-fermenting enterohemorrhagic Escherichia coli O157:NM.
Applied and environmental microbiology 2008;74(1):67-72.
2007: Alexander Mellmann; Thomas Weniger; Christoph Berssenbrügge; Jörg Rothgänger; Michael Sammeth; Jens Stoye; Dag Harmsen
Based Upon Repeat Pattern (BURP): an algorithm to characterize the long-term evolution of Staphylococcus aureus populations based on spa polymorphisms.
BMC microbiology 2007;7():98.
2006: Johannes Elias; Dag Harmsen; Heike Claus; Wiebke hellenbrand; Matthias Frosch; Ulrich Vogel
Spatiotemporal analysis of invasive meningococcal disease, Germany.
Emerging infectious diseases 2006;12(11):1689-95.
2006: Marcus Taupp; Frank Heckel; Dag Harmsen; Peter Schreier
Direct trapping of formaldehyde formed via oxidative N-demethylation of N,N-dialkylarylamines by Bacillus megaterium using cysteamine derivatization.
Journal of microbiological methods 2006;67(2):357-62.
2006: Birgit Strommenger; Christiane Kettlitz; Thomas Weniger; Dag Harmsen; Alexander W Friedrich; Wolfgang Witte
Assignment of Staphylococcus isolates to groups by spa typing, SmaI macrorestriction analysis, and multilocus sequence typing.
Journal of clinical microbiology 2006;44(7):2533-40.
2006: Alexander Mellmann; Alexander W Friedrich; Nicole Rosenkötter; Jörg Rothgänger; Helge Karch; Ralf Reintjes; Dag Harmsen
Automated DNA sequence-based early warning system for the detection of methicillin-resistant Staphylococcus aureus outbreaks.
PLoS medicine 2006;3(3):e33.
2006: Jörg Rothgänger; Markus Weniger; Thomas Weniger; Alexander Mellmann; Dag Harmsen
Ridom TraceEdit: a DNA trace editor and viewer.
Bioinformatics (Oxford, England) 2006;22(4):493-4.
2006: Alexander Mellmann; Karsten Becker; Christof von Eiff; Ursula Keckevoet; Peter Schumann; Dag Harmsen
Sequencing and staphylococci identification.
Emerging infectious diseases 2006;12(2):333-6.
2006: M Aires-de-Sousa; Kit Boye; Hermínia de Lencastre; Ariane Deplano; Mark Enright; Jerome Etienne; A Friedrich; Dag Harmsen; A Holmes; Xander W Huijsdens; A M Kearns; Alexander Mellmann; Hélène Meugnier; J K Rasheed; Emile Spalburg; Birgit Strommenger; Marc Jean Struelens; Fred C Tenover; J Thomas; U Vogel; Henrik Westh; J Xu; Wolfgang Witte
High interlaboratory reproducibility of DNA sequence-based typing of bacteria in a multicenter study.
Journal of clinical microbiology 2006;44(2):619-21.
2006: Alexander W Friedrich; Wolfgang Witte; Dag Harmsen; Hermínia de Lencastre; W Hryniewicz; J Scheres; Henrik Westh
SeqNet.org: a European laboratory network for sequence-based typing of microbial pathogens.
Euro surveillance : bulletin Européen sur les maladies transmissibles = European communicable disease bulletin 2006;11(1):E060112.4.
2005: Marcus Taupp; Dag Harmsen; Frank Heckel; Peter Schreier
Production of natural methyl anthranilate by microbial N-demethylation of N-methyl methyl anthranilate by the topsoil-isolated bacterium Bacillus megaterium.
Journal of agricultural and food chemistry 2005;53(24):9586-9.
2005: Alexander Mellmann; Martina Bielaszewska; Lothar B Zimmerhackl; Rita Prager; Dag Harmsen; Helmut Tschäpe; Helge Karch
Enterohemorrhagic Escherichia coli in human infection: in vivo evolution of a bacterial pathogen.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2005;41(6):785-92.
2005: Alexander Mellmann; Alexander W Friedrich; Frank Kipp; Frank Hinder; U Keckevoet; Dag Harmsen
[Evidence-based infection control methods using spa genotyping for MRSA spread in hospitals].
Deutsche medizinische Wochenschrift (1946) 2005;130(22):1364-8.
2005: Dag Harmsen; Heike Claus; Ulrich Vogel
DNA sequence-based tandem repeat analysis of the clfB gene is less discriminatory than spa typing for methicillin-resistant Staphylococcus aureus.
International journal of medical microbiology : IJMM 2005;294(8):525-8.
2005: Barbara C Kahl; Alexander Mellmann; Susanne Deiwick; Georg Peters; Dag Harmsen
Variation of the polymorphic region X of the protein A gene during persistent airway infection of cystic fibrosis patients reflects two independent mechanisms of genetic change in Staphylococcus aureus.
Journal of clinical microbiology 2005;43(1):502-5.
2005: Wolfgang Witte; C Braulke; Christa Cuny; Birgit Strommenger; Guido Werner; Dagmar Heuck; U Jappe; C Wendt; Hans-Jorg Linde; Dag Harmsen
Emergence of methicillin-resistant Staphylococcus aureus with Panton-Valentine leukocidin genes in central Europe.
European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology 2005;24(1):1-5.
2004: Karsten Becker; Dag Harmsen; Alexander Mellmann; Christian Meier; Peter Schumann; Georg Peters; Christof von Eiff
Development and evaluation of a quality-controlled ribosomal sequence database for 16S ribosomal DNA-based identification of Staphylococcus species.
Journal of clinical microbiology 2004;42(11):4988-95.
2004: Alexander Mellmann; Jan Mosters; Edda Bartelt; Peter Roggentin; Andrea Ammon; Alexander W Friedrich; Helge Karch; Dag Harmsen
Sequence-based typing of flaB is a more stable screening tool than typing of flaA for monitoring of Campylobacter populations.
Journal of clinical microbiology 2004;42(10):4840-2.
2004: Joann L Cloud; Patricia S Conville; Ann Croft; Dag Harmsen; Frank G Witebsky; Karen C Carroll
Evaluation of partial 16S ribosomal DNA sequencing for identification of nocardia species by using the MicroSeq 500 system with an expanded database.
Journal of clinical microbiology 2004;42(2):578-84.
2003: Dag Harmsen; Heike Claus; Wolfgang Witte; Jörg Rothgänger; Heike Claus; Doris Turnwald; Ulrich Vogel
Typing of methicillin-resistant Staphylococcus aureus in a university hospital setting by using novel software for spa repeat determination and database management.
Journal of clinical microbiology 2003;41(12):5442-8.
2003: Dag Harmsen; Stefan Dostal; Andreas Roth; Stefan Niemann; Jörg Rothgänger; Michael Sammeth; Jürgen Albert; Matthias Frosch; Elvira Richter
RIDOM: comprehensive and public sequence database for identification of Mycobacterium species.
BMC infectious diseases 2003;3():26.
2003: Alexander Mellmann; Joann L Cloud; Sebastian Andrees; Kym Blackwood; Karen C Carroll; Amin Kabani; Andreas Roth; Dag Harmsen
Evaluation of RIDOM, MicroSeq, and Genbank services in the molecular identification of Nocardia species.
International journal of medical microbiology : IJMM 2003;293(5):359-70.
2003: Michael Sammeth; Jörg Rothgänger; W Esser; Jürgen Albert; Jens Stoye; Dag Harmsen
QAlign: quality-based multiple alignments with dynamic phylogenetic analysis.
Bioinformatics (Oxford, England) 2003;19(12):1592-3.
2003: Andreas Roth; Sebastian Andrees; Reiner M Kroppenstedt; Dag Harmsen; Harald Mauch
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.
Journal of clinical microbiology 2003;41(2):851-6.
2002: Kerstin Weil; Patrick Gruber; Frank Heckel; Dag Harmsen; Peter Schreier
Selective (R)-3-hydroxylation of FA by Stenotrophomonas maltophilia.
Lipids 2002;37(3):317-23.
2002: Dag Harmsen; Jörg Rothgänger; Matthias Frosch; Jürgen Albert
RIDOM: Ribosomal Differentiation of Medical Micro-organisms Database.
Nucleic acids research 2002;30(1):416-7.
2001: Dag Harmsen; C Singer; Jörg Rothgänger; T Tønjum; G S de Hoog; H Shah; Jürgen Albert; Matthias Frosch
Diagnostics of neisseriaceae and moraxellaceae by ribosomal DNA sequencing: ribosomal differentiation of medical microorganisms.
Journal of clinical microbiology 2001;39(3):936-42.
2000: Waldemar Adam; Zoltan Lukacs; Dag Harmsen; Chantu R Saha-Möller; Peter Schreier
Biocatalytic asymmetric hydroxylation of hydrocarbons with the topsoil-microorganism Bacillus megaterium.
The Journal of organic chemistry 2000;65(3):878-82.
2000: Oliver Kurzai; Hans Christian Korting; Dag Harmsen; W Bautsch; M Molitor; Matthias Frosch; Fritz A Mühlschlegel
Molecular and phenotypic identification of the yeast pathogen Candida dubliniensis.
Journal of molecular medicine (Berlin, Germany) 2000;78(9):521-9.
1999: Dag Harmsen; A Schwinn; E B Bröcker; Matthias Frosch
Molecular differentiation of dermatophyte fungi.
Mycoses 1999;42(1-2):67-70.
1999: Dag Harmsen; Jörg Rothgänger; C Singer; J Albert; M Frosch
Intuitive hypertext-based molecular identification of micro-organisms.
Lancet 1999;353(9149):291.
1999: Frank-Michael C Müller; A Lischewski; Dag Harmsen; Jörg Hacker
Standardized molecular typing.
Mycoses 1999;42 Suppl 2():69-72.
1999: A Lischewski; Dag Harmsen; K Wilms; G Baier; U Gunzer; Hartwig Klinker; Martin Wilhelm; A Schwinn; Jörg Hacker
Molecular epidemiology of Candida albicans isolates from AIDS and cancer patients using a novel standardized CARE-2 DNA fingerprinting technique.
Mycoses 1999;42(5-6):371-83.
1999: Hermann J Girschick; H I Huppertz; Dag Harmsen; R Krauspe; Hans Konrad Müller-Hermelink; Thomas Papadopoulos
Chronic recurrent multifocal osteomyelitis in children: diagnostic value of histopathology and microbial testing.
Human pathology 1999;30(1):59-65.
1997: A Lischewski; Dag Harmsen; Jörg Hacker; Joachim Morschhäuser
Standardized molecular typing of Candida albicans strains.
Mycoses 1997;40(9-10):369-72.
1997: Matthias Eck; H Kreipe; Dag Harmsen; Hans Konrad Müller-Hermelink
Invasion and destruction of mucosal plasma cells by Tropheryma whippelii.
Human pathology 1997;28(12):1424-8.
1997: C Schneider; Martina Wein; Dag Harmsen; Peter Schreier
A fatty acid alpha-ketol, a product of the plant lipoxygenase pathway, is oxidized to 3(Z)-dodecendioic acid by a bacterial monooxygenase.
Biochemical and biophysical research communications 1997;232(2):364-6.
1996: A Lischewski; R I Amann; Dag Harmsen; H Merkert; Jörg Hacker; Joachim Morschhäuser
Specific detection of Candida albicans and Candida tropicalis by fluorescent in situ hybridization with an 18S rRNA-targeted oligonucleotide probe.
Microbiology (Reading, England) 1996;142 ( Pt 10)():2731-40.
1996: Ingo B Autenrieth; Volker Schuster; J Ewald; Dag Harmsen; Hans Wolfgang Kreth
An unusual case of refractory Campylobacter jejuni infection in a patient with X-linked agammaglobulinemia: successful combined therapy with maternal plasma and ciprofloxacin.
Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 1996;23(3):526-31.
1995: S Franke; Dag Harmsen; A Caprioli; D Pierard; Lothar H Wieler; Helge Karch
Clonal relatedness of Shiga-like toxin-producing Escherichia coli O101 strains of human and porcine origin.
Journal of clinical microbiology 1995;33(12):3174-8.
1995: Dag Harmsen; A Schwinn; Michael Weig; Eva-B Bröcker; Jürgen Heesemann
Phylogeny and dating of some pathogenic keratinophilic fungi using small subunit ribosomal RNA.
Journal of medical and veterinary mycology : bi-monthly publication of the International Society for Human and Animal Mycology 1995;33(5):299-303.
1995: H Rüssmann; E Kothe; Herbert Schmidt; S Franke; Dag Harmsen; A Caprioli; Helge Karch
Genotyping of Shiga-like toxin genes in non-O157 Escherichia coli strains associated with haemolytic uraemic syndrome.
Journal of medical microbiology 1995;42(6):404-10.
1994: Alexander Rakin; E Saken; Dag Harmsen; Jürgen Heesemann
The pesticin receptor of Yersinia enterocolitica: a novel virulence factor with dual function.
Molecular microbiology 1994;13(2):253-63.
1994: Michael Weig; Dag Harmsen; Jürgen Heesemann
[Detection by molecular biology techniques of diphtheria toxin production in corynebacteria].
Gesundheitswesen (Bundesverband der Ärzte des Öffentlichen Gesundheitsdienstes (Germany)) 1994;56(7):380-2.