Publications by authors named "Ellen Zechner"

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Refining microbiome resolution: KoSCAPE identifies complex species in16S rRNA amplicon data and uncovers associations with NEC.
Amar Cosic, Bettina Halwachs, Kristina Schild-Prüfert, Ellen L Zechner, Sabine Kienesberger

Gut Microbes· December 2025

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Cryo-EM Structure of the relaxosome, a complex essential for bacterial mating and the spread of antibiotic resistance genes.
Sunanda M Williams, Sandra Raffl, Sabine Kienesberger, Aravindan Ilangovan, Ellen L Zechner

Nat Commun· May 2025

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Enrichment of human IgA-coated bacterial vesicles in ulcerative colitis as a driver of inflammation.
Himadri B Thapa, Christina A Passegger, Dominik Fleischhacker, Paul Kohl, Yi-Chi Chen, Ellen L Zechner

Nat Commun· April 2025

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Microbiota-derived small molecule genotoxins: host interactions and ecological impact in the gut ecosystem.
Ellen L Zechner, Sabine Kienesberger

Gut Microbes· November 2024

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Microbiota regulates neonatal disease tolerance to virus-evoked necrotizing enterocolitis by shaping the STAT1-NLRC5 axis in the intestinal epithelium.
Saravanan Subramanian, Hua Geng, Longtao Wu, Chao Du, Amy M Peiper, Ellen L Zechner

Cell Host Microbe· October 2024

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Klebsiella oxytoca inhibits Salmonella infection through multiple microbiota-context-dependent mechanisms.
Lisa Osbelt, Éva D H Almási, Marie Wende, Sabine Kienesberger, Alexander Voltz, Ellen L Zechner

Nat Microbiol· July 2024

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Immune evasion by proteolytic shedding of natural killer group 2, member D ligands in infection.
Margit Anthofer, Markus Windisch, Rosa Haller, Sandra Ehmann, Sebastian Wrighton, Ellen L Zechner

Front Immunol· February 2024

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Gut Microbiota Dysbiosis in Suspected Food Protein Induced Proctocolitis-A Prospective Comparative Cohort Trial.
Philipp Wurm, Laura Stampfer, Theresa Greimel, Eva Leitner, Ellen L Zechner

J Pediatr Gastroenterol Nutr· July 2023

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Complete Genome Sequence of Klebsiella oxytoca Strain AHC-6, Isolated from a Patient during Acute Antibiotic-Associated Hemorrhagic Colitis.
Johanna Dabernig-Heinz, Gabriel E Wagner, Eva Leitner, Werner Ruppitsch, Ivo Steinmetz, Ellen L Zechner

Microbiol Resour Announc· April 2023

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Microbiota-derived genotoxin tilimycin generates colonic stem cell mutations.
Lisa Pöltl, Maksym Kitsera, Sandra Raffl, Stefan Schild, Amar Cosic, Ellen L Zechner

Cell Rep· March 2023

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Corrigendum: Variation in accessory genes within the species complex delineates monophyletic members and simplifies coherent genotyping.
Amar Cosic, Eva Leitner, Christian Petternel, Herbert Galler, Franz F Reinthaler, Ellen L Zechner

Front Microbiol· March 2023

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In Situ Monitoring and Quantitative Determination of R27 Plasmid Conjugation.
Marta Gibert, Carlos J Jiménez, Jaume Comas, Ellen L Zechner, Cristina Madrid

Life (Basel)· August 2022

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Bacterial Indole as a Multifunctional Regulator of Klebsiella oxytoca Complex Enterotoxicity.
Nagender Ledala, Mishika Malik, Karim Rezaul, Sara Paveglio, Anthony Provatas, Ellen L Zechner

mBio· February 2022

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Toxin-Producing Klebsiella oxytoca in Healthy Infants: Commensal or Pathobiont?
Theresa M Greimel, Laura Stampfer, Eva Leitner, Sabine Kienesberger, Ellen L Zechner

J Pediatr Gastroenterol Nutr· January 2022

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Variation in Accessory Genes Within the Species Complex Delineates Monophyletic Members and Simplifies Coherent Genotyping.
Amar Cosic, Eva Leitner, Christian Petternel, Herbert Galler, Franz F Reinthaler, Ellen L Zechner

Front Microbiol· July 2021

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Simultaneous quantification of enterotoxins tilimycin and tilivalline in biological matrices using HPLC high resolution ESMS based on isotopically N-labeled internal standards.
Ronald A Glabonjat, Maksym Kitsera, Katrin Unterhauser, Christian Lembacher-Fadum, Christoph Högenauer, Ellen L Zechner

Talanta· January 2021

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Making and Breaking Leupeptin Protease Inhibitors in Pathogenic Gammaproteobacteria.
Jhe-Hao Li, Joonseok Oh, Sabine Kienesberger, Nam Yoon Kim, David J Clarke, Ellen L Zechner

Angew Chem Int Ed Engl· October 2020

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Tilivalline- and Tilimycin-Independent Effects of on Tight Junction-Mediated Intestinal Barrier Impairment.
Nina A Hering, Anja Fromm, Roland Bücker, Gregor Gorkiewicz, Ellen Zechner

Int J Mol Sci· November 2019

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H, C, N resonance assignment of the C-terminal domain of the bifunctional enzyme TraI of plasmid R1.
Bhattiprolu Krishna, Nina Gubensäk, Gabriel E Wagner, Ellen Zechner, Sandra Raffl

Biomol NMR Assign· April 2019

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enterotoxins tilimycin and tilivalline have distinct host DNA-damaging and microtubule-stabilizing activities.
Katrin Unterhauser, Lisa Pöltl, Georg Schneditz, Sabine Kienesberger, Ronald A Glabonjat, Ellen L Zechner

Proc Natl Acad Sci U S A· February 2019

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Biosynthesis of the Enterotoxic Pyrrolobenzodiazepine Natural Product Tilivalline.
Elisabeth Dornisch, Jakob Pletz, Ronald A Glabonjat, Florian Martin, Christian Lembacher-Fadum, Ellen L Zechner

Angew Chem Int Ed Engl· November 2017

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Fic Proteins of subsp. Form a Network of Functional Toxin-Antitoxin Systems.
Hanna Sprenger, Sabine Kienesberger, Brigitte Pertschy, Lisa Pöltl, Bettina Konrad, Ellen L Zechner

Front Microbiol· October 2017

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Causes of hematochezia and hemorrhagic antibiotic-associated colitis in children and adolescents.
Laura Stampfer, Andrea Deutschmann, Elisabeth Dür, Franz G Eitelberger, Theresia Fürpass, Ellen Zechner

Medicine (Baltimore)· August 2017

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Cryo-EM Structure of a Relaxase Reveals the Molecular Basis of DNA Unwinding during Bacterial Conjugation.
Aravindan Ilangovan, Christopher W M Kay, Sandro Roier, Hassane El Mkami, Enrico Salvadori, Ellen L Zechner

Cell· May 2017

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