Karin Hjort

Influence of printing configuration on the resulting topology and antibacterial effectiveness of PVDF-graphene composites

Spanou, Antrea; Hjort, Karin; Welch, Ken; Andersson, Dan I. et al.

Part of Polymer testing, 2025

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Machine learning detection of heteroresistance in Escherichia coli

Guliaev, Andrei; Hjort, Karin; Rossi, Michele; Jonsson, Sofia et al.

Part of EBioMedicine, 2025

• DOI for Machine learning detection of heteroresistance in Escherichia coli
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Prevalence, misclassification, and clinical consequences of the heteroresistant phenotype in Escherichia coli bloodstream infections in patients in Uppsala, Sweden: a retrospective cohort study

Heyman, Gabriel; Jonsson, Sofia; Fatsis-Kavalopoulos, Nikos; Hjort, Karin et al.

Part of Lancet Microbe, 2025

• DOI for Prevalence, misclassification, and clinical consequences of the heteroresistant phenotype in Escherichia coli bloodstream infections in patients in Uppsala, Sweden: a retrospective cohort study
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Three concurrent mechanisms generate gene copy number variation and transient antibiotic heteroresistance

Nicoloff, Hervé; Hjort, Karin; Andersson, Dan I.; Wang, Helen

Part of Nature Communications, 2024

• DOI for Three concurrent mechanisms generate gene copy number variation and transient antibiotic heteroresistance
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High prevalence of heteroresistance in Staphylococcus aureus is caused by a multitude of mutations in core genes

Heidarian, Sheida; Guliaev, Andrei; Nicoloff, Hervé; Hjort, Karin et al.

Part of PLoS biology, 2024

• DOI for High prevalence of heteroresistance in Staphylococcus aureus is caused by a multitude of mutations in core genes
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Influence of printing configuration on the resulting topology and antibacterial effectiveness of PVDF-graphene composites

Spanou, Antrea; Hjort, Karin; Welch, Ken; Andersson, Dan I. et al.

Part of Polymer testing, 2025

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Machine learning detection of heteroresistance in Escherichia coli

Guliaev, Andrei; Hjort, Karin; Rossi, Michele; Jonsson, Sofia et al.

Part of EBioMedicine, 2025

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Three concurrent mechanisms generate gene copy number variation and transient antibiotic heteroresistance

Nicoloff, Hervé; Hjort, Karin; Andersson, Dan I.; Wang, Helen

Part of Nature Communications, 2024

• DOI for Three concurrent mechanisms generate gene copy number variation and transient antibiotic heteroresistance
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High prevalence of heteroresistance in Staphylococcus aureus is caused by a multitude of mutations in core genes

Heidarian, Sheida; Guliaev, Andrei; Nicoloff, Hervé; Hjort, Karin et al.

Part of PLoS biology, 2024

• DOI for High prevalence of heteroresistance in Staphylococcus aureus is caused by a multitude of mutations in core genes
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Heteroresistance to piperacillin/tazobactam in Klebsiella pneumoniae is mediated by increased copy number of multiple β-lactamase genes

Babiker, Ahmed; Lohsen, Sarah; Van Riel, Julia; Hjort, Karin et al.

Part of JAC - Antimicrobial Resistance, 2024

• DOI for Heteroresistance to piperacillin/tazobactam in Klebsiella pneumoniae is mediated by increased copy number of multiple β-lactamase genes
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Influence of surface characteristics of polypropylene on E. coli and S. aureus biofilms: From conventional to additive manufacturing of bioprocess equipment

Lopez, Alvaro Morales; Hasplova, Marketa; Berglund, Johan; Hjort, Karin et al.

Part of Applied Materials Today, 2024

• DOI for Influence of surface characteristics of polypropylene on E. coli and S. aureus biofilms: From conventional to additive manufacturing of bioprocess equipment
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Modular 3D-Printed Peg Biofilm Device for Flexible Setup of Surface-Related Biofilm Studies

Zaborskyte, Greta; Wistrand-Yuen, Erik; Hjort, Karin; Andersson, Dan I. et al.

Part of Frontiers in Cellular and Infection Microbiology, 2022

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Antibiotic Minimal Selective Concentrations and Fitness Costs during Biofilm and Planktonic Growth

Hjort, Karin; Fermer, Elin; Tang, Po-Cheng; Andersson, Dan I.

Part of mBio, 2022

• DOI for Antibiotic Minimal Selective Concentrations and Fitness Costs during Biofilm and Planktonic Growth

The highly dynamic nature of bacterial heteroresistance impairs its clinical detection

Pereira, Cátia; Larsson, Jimmy; Hjort, Karin; Elf, Johan et al.

Part of Communications Biology, 2021

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Stable 3D Inertial Focusing by High Aspect Ratio Curved Microfluidics

Cruz, Javier; Hjort, Karin; Hjort, Klas

Part of Journal of Micromechanics and Microengineering, 2021

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A broad spectrum anti-bacterial peptide with an adjunct potential for tuberculosis chemotherapy

Rao, Komal Umashankar; Henderson, Domhnall Iain; Krishnan, Nitya; Puthia, Manoj et al.

Part of Scientific Reports, 2021

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Dynamics of Extensive Drug Resistance Evolution of Mycobacterium tuberculosis in a Single Patient During 9 Years of Disease and Treatment

Hjort, Karin; Jurén, Pontus; Toro, Juan Carlos; Hoffner, Sven et al.

Part of Journal of Infectious Diseases, p. 1011-1020, 2020

• DOI for Dynamics of Extensive Drug Resistance Evolution of Mycobacterium tuberculosis in a Single Patient During 9 Years of Disease and Treatment
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Antimicrobial Peptide Exposure Selects for Resistant and Fit Stenotrophomonas maltophilia Mutants That Show Cross-Resistance to Antibiotics

Blanco, Paula; Hjort, Karin; Martinez, Jose L.; Andersson, Dan I

Part of mSphere, 2020

• DOI for Antimicrobial Peptide Exposure Selects for Resistant and Fit Stenotrophomonas maltophilia Mutants That Show Cross-Resistance to Antibiotics
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Structure-activity relationship studies on the inhibition of the bacterial translation of novel Odilorhabdins analogues

Loza, Einars; Sarciaux, Matthieu; Ikaunieks, Martins; Katkevics, Martins et al.

Part of Bioorganic & Medicinal Chemistry, 2020

• DOI for Structure-activity relationship studies on the inhibition of the bacterial translation of novel Odilorhabdins analogues

Inhibition of translation termination by small molecules targeting ribosomal release factors

Ge, Xueliang; Oliveira, Ana; Hjort, Karin; Bergfors, Terese et al.

Part of Scientific Reports, 2019

• DOI for Inhibition of translation termination by small molecules targeting ribosomal release factors
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The high prevalence of antibiotic heteroresistance in pathogenic bacteria is mainly caused by gene amplification

Nicoloff, Hervé; Hjort, Karin; Levin, Bruce R.; Andersson, Dan I

Part of Nature Microbiology, p. 504-514, 2019

• DOI for The high prevalence of antibiotic heteroresistance in pathogenic bacteria is mainly caused by gene amplification

Evolution of high-level resistance during low-level antibiotic exposure

Wistrand-Yuen, Erik; Knopp, Michael; Hjort, Karin; Koskiniemi, Sanna et al.

Part of Nature Communications, 2018

• DOI for Evolution of high-level resistance during low-level antibiotic exposure
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Antimicrobial peptide exposure selects for Staphylococcus aureus resistance to human defence peptides

Kubicek-Sutherland, Jessica Z.; Lofton, Hava; Vestergaard, Martin; Hjort, Karin et al.

Part of Journal of Antimicrobial Chemotherapy, p. 115-127, 2017

• DOI for Antimicrobial peptide exposure selects for Staphylococcus aureus resistance to human defence peptides
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Unstable tandem gene amplification generates heteroresistance (variation in resistance within a population) to colistin in Salmonella enterica

Hjort, Karin; Nicoloff, Hervé; Andersson, Dan I.

Part of Molecular Microbiology, p. 274-289, 2016

• DOI for Unstable tandem gene amplification generates heteroresistance (variation in resistance within a population) to colistin in Salmonella enterica
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Rolf Bernander (1956-2014): pioneer of the archaeal cell cycle Obituary

Ettema, Thijs J. G.; Lindås, Ann-Christin; Hjort, Karin; Poplawski, Andrzej B. et al.

Part of Molecular Microbiology, p. 903-909, 2014

• DOI for Rolf Bernander (1956-2014): pioneer of the archaeal cell cycle Obituary

Time lapse investigation of antibiotic susceptibility using a microfluidic linear gradient 3D culture device

Hou, Zining; An, Yu; Hjort, Karin; Hjort, Klas et al.

Part of Lab on a Chip, p. 3409-3418, 2014

• DOI for Time lapse investigation of antibiotic susceptibility using a microfluidic linear gradient 3D culture device

Bacterial chitinase with phytopathogen control capacity from suppressive soil revealed by functional metagenomics

Hjort, Karin; Presti, Ilaria; Elvang, Annelie; Marinelli, Flavia et al.

Part of Applied Microbiology and Biotechnology, p. 2819-2828, 2014

• DOI for Bacterial chitinase with phytopathogen control capacity from suppressive soil revealed by functional metagenomics
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Hydrogenosomes in the diplomonad Spironucleus salmonicida

Jerlström-Hultqvist, Jon; Einarsson, Elin; Xu, Feifei; Hjort, Karin et al.

Part of Nature Communications, p. 2493, 2013

• DOI for Hydrogenosomes in the diplomonad Spironucleus salmonicida

Chitinase genes revealed and compared in bacterial isolates, DNA extracts and a metagenomic library from a phytopathogen-suppressive soil.

Hjort, Karin; Bergström, Maria; Adesina, Modupe F; Jansson, Janet K et al.

Part of FEMS Microbiology Ecology, p. 197-207, 2010

• DOI for Chitinase genes revealed and compared in bacterial isolates, DNA extracts and a metagenomic library from a phytopathogen-suppressive soil.

Bacterial community diversity in paper mills processing recycled paper.

Granhall, Ulf; Welsh, Allana; Throbäck, Ingela Noredal; Hjort, Karin et al.

Part of Journal of Industrial Microbiology & Biotechnology, p. 1061-9, 2010

• DOI for Bacterial community diversity in paper mills processing recycled paper.

Diversity and reductive evolution of mitochondria among microbial eukaryotes

Hjort, Karin; Goldberg, Alina V; Tsaousis, Anastasios D; Hirt, Robert P et al.

Part of Philosophical Transactions of the Royal Society of London. Biological Sciences, p. 713-27, 2010

• DOI for Diversity and reductive evolution of mitochondria among microbial eukaryotes

Community structure of actively growing bacterial populations in plant pathogen suppressive soil.

Hjort, Karin; Lembke, Antje; Speksnijder, Arjen; Smalla, Kornelia et al.

Part of Microbial Ecology, p. 399-413, 2007

• DOI for Community structure of actively growing bacterial populations in plant pathogen suppressive soil.

Eclipse-synchrony relationship in Escherichia coli strains with mutations affecting sequestration, initiation of replication and superhelicity of the bacterial chromosome.

Olsson, Jan A; Nordström, Kurt; Hjort, Karin; Dasgupta, Santanu

Part of Journal of Molecular Biology, p. 919-31, 2003

Mechanisms and clinical relevance of bacterial heteroresistance

Andersson, Dan I; Nicoloff, Hervé; Hjort, Karin

Part of Nature Reviews Microbiology, p. 479-496, 2019

• DOI for Mechanisms and clinical relevance of bacterial heteroresistance

Investigation of linoleic acid as an antibacterial additive in bone cement

Hong, Linglu; Hjort, Karin; Andersson, Dan I.; Persson, Cecilia

2024

Antibiofilm Properties of Linoleic Acid-loaded Bone Cement with and without Gentamicin

Hong, Linglu; Hjort, Karin; Persson, Cecilia; Andersson, Dan I.

Part of 33rd Annual Conference of the European Society for Biomaterials, p. 46-46, 2023

A microfluidic approach for dynamic investigation of the antibiotic susceptibility of bacteria

Zining, Hou; Yu, An; Hjort, Karin; Hjort, Klas et al.

Part of MME 2013 24th Micromechanics and Microsystems Europe Conference, 2013

Convergent within-host evolution of a multi-resistant Klebsiella pneumoniae clone during a 5-year hospital outbreak

Zaborskyte, Greta; Hjort, Karin; Tängström, Gustav; Lytsy, Birgitta et al.

Prevalence, misclassification, and clinical consequences of the heteroresistant phenotype in Escherichia coli bloodstream infections in patients in Uppsala, Sweden: a retrospective cohort study

Heyman, Gabriel; Jonsson, Sofia; Fatsis-Kavalopoulos, Nikos; Hjort, Karin et al.

Part of Lancet Microbe, 2025

• DOI for Prevalence, misclassification, and clinical consequences of the heteroresistant phenotype in Escherichia coli bloodstream infections in patients in Uppsala, Sweden: a retrospective cohort study
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