Karen Angeliki Krogfelt

Search results

• 2008

  Host-pathogen interactions in Campylobacter infections: the host perspective

  Janssen, R., Krogfelt, K. A., Cawthraw, S. A., van Pelt, W., Wagenaar, J. A. & Owen, R. J., 2008, In: Clinical Microbiology Reviews. 21, 3, p. 505-518 14 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• New adhesin of enteroaggregative Escherichia coli related to the Afa/Dr/AAF family

  Boisen, N., Struve, C., Scheutz, F., Krogfelt, K. A. & Nataro, J. P., 2008, In: Infection and Immunity. 76, 7, p. 3281-3292 12 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Selective pressure affects transfer and establishment of a Lactobacillus plantarum resistance plasmid in the gastrointestinal environment

  Feld, L., Schjørring, S., Hammer, K., Licht, T. R., Danielsen, M., Krogfelt, K. & Wilcks, A., 2008, In: Journal of Antimicrobial Chemotherapy. 61, 4, p. 845-852 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Sero-epidemiology as a tool to study the incidence of Salmonella infections in humans

  Simonsen, J., Strid, M. A., Mølbak, K., Krogfelt, K. A., Linneberg, A. & Teunis, P., Jul 2008, In: Epidemiology and Infection. 136, 7, p. 895-902 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Transfer of antimicrobial resistance plasmids from Klebsiella pneumoniae to Escherichia coli in the mouse intestine

  Schjørring, S., Struve, C. & Krogfelt, K. A., 2008, In: Journal of Antimicrobial Chemotherapy. 62, 5, p. 1086-1093 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Why chronic wounds will not heal: a novel hypothesis

  Bjarnsholt, T., Kirketerp-Møller, K., Jensen, P. Ø., Madsen, K. G., Phipps, R., Krogfelt, K., Høiby, N. & Givskov, M., 2008, In: Wound Repair and Regeneration. 16, 1, p. 2-10 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review
• 2007

  A method for fast and simple detection of major diarrhoeagenic Escherichia coli in the routine diagnostic laboratory

  Persson, S., Olsen, K. E. P., Scheutz, F., Krogfelt, K. A. & Gerner-Smidt, P., May 2007, In: Clinical Microbiology and Infection. 13, 5, p. 516-524 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

• Attaching and effacing Escherichia coli isolates from Danish children: Clinical significance and microbiological characteristics

  Jensen, C., Ethelberg, S., Olesen, B., Schiellerup, P., Olsen, K. E. P., Scheutz, F., Nielsen, E. M., Neimann, J., Høgh, B., Gerner-Smidt, P., Mølbak, K. & Krogfelt, K. A., Sept 2007, In: Clinical Microbiology and Infection. 13, 9, p. 863-872 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

• Bacterial profiling using skin grafting, standard culture and molecular bacteriological methods.

  Andersen, A., Hill, K. E., Stephens, P., Thomas, D. W., Jørgensen, B. & Krogfelt, K. A., Apr 2007, In: Journal of Wound Care. 16, 4, p. 171-175 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Developing an ELISA using serotype-specific antigens from selected pneumococcal strains of own selection

  Slotved, H. C., Jacobsen, J. N., Møller, H. K. & Krogfelt, K. A., 22 Mar 2007, In: Vaccine. 25, 13, p. 2513-2517 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Helicobacter canis bacteraemia in a 7-month-old child

  Prag, J., Blom, J. & Krogfelt, K. A., 2007, In: F E M S Immunology and Medical Microbiology. 50, 2, p. 264-267 4 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Kinetics of the human antibody response against Salmonella enterica Serovars Enteritidis and Typhimurium determined by lipopolysaccharide enzyme-linked immunosorbent assay

  Strid, M. A., Dalby, T., Mølbak, K. & Krogfelt, K. A., 2007, In: Clinical and Vaccine Immunology. 14, 6, p. 741-747 7 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Multilocus sequence typing of Campylobacter jejuni isolates from Denmark

  Nielsen, L. N., Sheppard, S. K., McCarthy, N., Krogfelt, K. A. & Ingmer, H., 2007, International Workshop on Campylobacter, Helicobacter and Related Organisms.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

• Screening for immunogenic Campylobacter jejuni proteins

  Nielsen, L. N., Vegge, C. S., Krogfelt, K. A. & Ingmer, H., 2007, Symposium on Food Microbiology.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

• Validation of an ELISA for the diagnosis of recent Campylobacter infections in Guillain--Barré and reactive arthritis patients

  Ang, CW., Krogfelt, K., Herbrink, P., Keijser, J., van Pelt, W., Dalby, T., Kuijf, M., Jacobs, BC., Bergman, MP. & Schiellerup, P., 2007, In: Clinical Microbiology and Infection. 13, 9, p. 915-922 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• 2006

  Helicobacter pylori Antimicrobial Resistance and Risk Factors in Denmark 1998–2004: No Need for Concern?

  Petersen, A. M., Gjøde, P., Vinge, O. D., Jensen, S. & Krogfelt, K. A., 2006, In: Helicobacter. 11, 3, p. 210-211 2 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• In vitro biofilm formation of commensal and pathogenic Escherichia coli strains: impact of environmental and genetic factors

  Reisner, A., Krogfelt, K. A., Klein, B. M., Zechner, E. L. & Molin, S., 2006, In: Journal of Bacteriology. 188, 10, p. 3572-3581 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Multiple bacterial species reside in chronic wounds: a longitudinal study

  Gjødsbøl, K., Christensen, J. J., Karlsmark, T., Jørgensen, B., Klein, B. M. & Krogfelt, K. A., 2006, In: International wound journal. 3, 3, p. 225-231 7 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• No serological evidence for rickettsial diseases among Danish elite orienteerers

  Schiellerup, P., Dyhr, T., Rolain, J. M., Christensen, M., Damsgaard, R., Fisker, N., Andersen, N. F., Raoult, D. & Krogfelt, K. A., 2006, In: Annals of the New York Academy of Sciences. 1078, 1, p. 150-153 4 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Strong indications that intestinal infection with E. coli can trigger reactive arthritis-Results from a large case-case comparison study.

  Schiellerup, P., Krogfelt, K. & Locht, H., 2006, ARTHRITIS AND RHEUMATISM. Vol. 54. p. S470-S470

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

• 2005

  Capsule and fimbria interaction in Klebsiella pneumoniae

  Schembri, M. A., Blom, J., Krogfelt, K. A. & Klemm, P., 2005, In: Infection and Immunity. 73, 8, p. 4626-4633 8 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Diagnosis of Helicobacter pylori infection

  Krogfelt, K. A., Lehours, P. & Mégraud, F., 2005, In: Helicobacter. 10, S1, p. 5-13 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Etiology of diarrhea in young children in Denmark: a case-control study

  Olesen, B., Neimann, J., Böttiger, B., Ethelberg, S., Schiellerup, P., serum, C., Helms, M., Scheutz, F., Olsen, K. EP. & Krogfelt, K., 2005, In: Journal of clinical microbiology. 43, 8, p. 3636-3641 6 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Forekomst og diagnostik af bakterielle flåtbårne sygdomme i Europa.

  Translated title of the contribution: Occurrence and diagnosis of bacterial tick-borne diseasesSchiellerup, P. & Krogfelt, K. A., 28 Feb 2005, In: Ugeskrift for Laeger. 167, 9, p. 1051 1 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• In situ monitoring of bacterial presence and activity

  Sternberg, C., Givskov, M., Eberl, L., Krogfelt, K. A. & Molin, S., 2005, In: Colonization of Mucosal Surfaces. p. 49-58 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Intracellular persistence of Escherichia coli in urinary bladders from mecillinam-treated mice

  Kerrn, M. B., Struve, C., Blom, J., Frimodt-Møller, N. & Krogfelt, K. A., Mar 2005, In: Journal of Antimicrobial Chemotherapy. 55, 3, p. 383-386 4 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access

• Investigation of the putative virulence gene magA in a worldwide collection of 495 Klebsiella isolates: magA is restricted to the gene cluster of Klebsiella pneumoniae capsule serotype K1

  Struve, C., Bojer, M., Nielsen, E. M., Hansen, D. S. & Krogfelt, K. A., 2005, In: Journal of Medical Microbiology. 54, 11, p. 1111-1113 3 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Mouse intestine selects nonmotile flhDC mutants of Escherichia coli MG1655 with increased colonizing ability and better utilization of carbon sources

  Leatham, M. P., Stevenson, S. J., Gauger, E. J., Krogfelt, K. A., Lins, J. J., Haddock, T. L., Autieri, S. M., Conway, T. & Cohen, P. S., 2005, In: Infection and Immunity. 73, 12, p. 8039-8049 11 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Pathogenesis and host response in Helicobacter infections

  Krogfelt, K. A., Andersen, L. P. & Kusters, JG., 2005, In: F E M S Immunology and Medical Microbiology. 44, 2, p. 111-111 1 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Rapid decay of Salmonella flagella antibodies during human gastroenteritis: a follow up study

  Dalby, T., Strid, M. A., Beyer, N. H., Blom, J., Mølbak, K. & Krogfelt, K. A., 2005, In: Journal of Microbiological Methods. 62, 2, p. 233-243 11 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Seroprevalence and risk factors for Helicobacter pylori infection in Greenlanders

  Koch, A., Krause, T. G., Krogfelt, K., Olsen, O. R., Fischer, T. K. & Melbye, M., 2005, In: Helicobacter. 10, 5, p. 433-442 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• 2004

  4N-alkyloxycarbonyl derivatives of cytosine: physicochemical characterisation, and cytosine regeneration rates and release from alginic acid gels

  Petersson, K. P., Pedersen, B. T., Stærk, D., Krogfelt, K. A. & Larsen, C. S., 2004, In: European Journal of Pharmaceutical Sciences. 23, 4-5

  Research output: Contribution to journal › Journal article › Research › peer-review

• Bartonella henselae causing severe and protracted illness in an otherwise healthy person.

  Schiellerup, P., Krogfelt, K. A. & Andersen, A. B., 2004, In: Scandinavian journal of infectious diseases. 36, 4, p. 316-318 3 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Helicobacter pylori infection in Greenlandic patients with dyspepsia

  Johansen, J. K., Sehested, A., Myrhøj, T., Ladefoged, K. & Krogfelt, K. A., 2004, In: International Journal of Circumpolar Health. 63, sup2, p. 219-220 2 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Leptospirose i Danmark 1980-2002: En relevant diagnose for danske læger?

  Translated title of the contribution: Leptospirosis in Denmark, 1980-2002: A relevant diagnosis for Danish doctors?Lemcke, A., Rasmussen, E., Glismann, S. O. & Krogfelt, K. A., 2 Aug 2004, In: Ugeskrift for Laeger. 166, 32, p. 2659-2663 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Low seroprevalence of Bartonella species in Danish elite orienteers

  Schiellerup, P., Dyhr, T., Marc Rolain, J., Christensen, M., Damsgaard, R., Ethelberg, S., Fisker, N., Frost Andersen, N., Raoult, D. & Krogfelt, K. A., 2004, In: Scandinavian journal of infectious diseases. 36, 8, p. 604-606 3 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• N4-alkyloxycarbonyl derivatives of cytosine: physicochemical characterisation, and cytosine regeneration rates and release from alginic acid gels

  Petersson, K., Pedersen, B. T., Stærk, D., Krogfelt, K. A. & Larsen, C., 2004, In: European Journal of Pharmaceutical Sciences. 23, 4-5, p. 337-345 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Pathogenic potential of environmental Klebsiella pneumoniae isolates

  Struve, C. & Krogfelt, K. A., 2004, In: Environmental Microbiology. 6, 6, p. 584-590 7 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Rickettsiose efter ophold i det sydlige Afrika

  Translated title of the contribution: Rickettsiosis after a stay in southern AfricaMadsen, K. M., Storgaard, M., Krogfelt, K. A. & Obel, N., 1 Mar 2004, In: Ugeskrift for Laeger. 166, 10, p. 902-904 3 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• The life of commensal Escherichia coli in the mammalian intestine

  Conway, TYRELL., Krogfelt, KAREN. A. & Cohen, PAUL. S., 2004, In: EcoSal Plus. 1, 1

  Research output: Contribution to journal › Journal article › Research › peer-review

• 2003

  An Escherichia coli MG1655 lipopolysaccharide deep-rough core mutant grows and survives in mouse cecal mucus but fails to colonize the mouse large intestine

  Møller, A. K., Leatham, M. P., Conway, T., Nuijten, P. JM., de Haan, L. AM., Krogfelt, K. A. & Cohen, P. S., 2003, In: Infection and Immunity. 71, 4, p. 2142-2152 11 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Antistofrespons ved Campylobacter-infektioner bestemt ved ELISA

  Translated title of the contribution: Antibody response following infection with Campylobacter determined by enzyme-linked immunosorbent assay (ELISA)Engberg, J. H., Strid, M. A., Mølbak, K. & Krogfelt, K. A., 9 Jun 2003, In: Ugeskrift for Laeger. 165, 24, p. 2485-2486 2 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Application of a novel multi-screening signature-tagged mutagenesis assay for identification of Klebsiella pneumoniae genes essential in colonization and infection

  Struve, C., Forestier, C. & Krogfelt, K. A., 2003, In: Microbiology. 149, 1, p. 167-176 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Editorial: FEMS Immunology and Medical Microbiology

  Andersen, L. P., Krogfelt, K. A. & Kusters, J. G., 25 May 2003, In: FEMS Immunology and Medical Microbiology. 36, 3, p. 115 1 p.

  Research output: Contribution to journal › Editorial › peer-review

  Open Access

• Evidence of Helicobacter pylori's invasive potential

  Krogfelt, K. A., 2003, In: Genome Letters. 2, 1-2, p. 83-87 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Evidence of increased spread and establishment of plasmid RP4 in the intestine under sub-inhibitory tetracycline concentrations

  Licht, T. R., Struve, C., Christensen, B. B., Poulsen, R. L., Molin, S. & Krogfelt, K. A., 2003, In: FEMS Microbiology Ecology. 44, 2, p. 217-223 7 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Helicobacter Pathogenesis and Immunology

  Andersen, L. P., Krogfelt, K. A. & Kusters, J. G., 2003, Elsevier Science.

  Research output: Book/Report › Book › Research › peer-review

• Helicobacter pylori: an invading microorganism? A review

  Petersen, A. M. & Krogfelt, K. A., 2003, In: F E M S Immunology and Medical Microbiology. 36, 3, p. 117-126 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Role of capsule in Klebsiella pneumoniae virulence: lack of correlation between in vitro and in vivo studies

  Struve, C. & Krogfelt, K. A., 2003, In: FEMS Microbiology Letters. 218, 1, p. 149-154 6 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• 2002

  Comparison of rheumatological and gastrointestinal symptoms after infection with Campylobacter jejuni/coli and enterotoxigenic Escherichia coli

  Locht, H. & Krogfelt, K. A., 2002, In: Annals of the Rheumatic Diseases. 61, 5, p. 448-452 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  Open Access