Different roles of integrin-β1 and integrin-αv for type IV secretion of CagA versus cell elongation phenotype and cell lifting by Helicobacter pylori.

by Nicole Tegtmeyer, Steffen Backert
Published 2020-07-01

Type IV Secretion and Signal Transduction of Helicobacter pylori CagA through Interactions with Host Cell Receptors

by Steffen Backert, Nicole Tegtmeyer
Published 2017-03-01

Helicobacter pylori infection of AZ-521 cells reveals a type IV secretion defect and VacA-independent CagA phosphorylation

by Nicole Tegtmeyer, Steffen Backert
Published 2017-12-01

Cortactin: A Major Cellular Target of the Gastric Carcinogen <i>Helicobacter pylori</i>

by Irshad Sharafutdinov, Steffen Backert, Nicole Tegtmeyer
Published 2020-01-01

Four Chromosomal Type IV Secretion Systems in Helicobacter pylori: Composition, Structure and Function

by Wolfgang Fischer, Nicole Tegtmeyer, Kerstin Stingl, Steffen Backert
Published 2020-07-01

Helicobacter pylori CagL Y58/E59 mutation turns-off type IV secretion-dependent delivery of CagA into host cells.

by Nicole Tegtmeyer, Judith Lind, Benedikt Schmid, Steffen Backert
Published 2014-01-01

Overexpression of serine protease HtrA enhances disruption of adherens junctions, paracellular transmigration and type IV secretion of CagA by Helicobacter pylori

by Aileen Harrer, Manja Boehm, Steffen Backert, Nicole Tegtmeyer
Published 2017-07-01

<i>Helicobacter pylori</i> CagA Induces Cortactin Y-470 Phosphorylation-Dependent Gastric Epithelial Cell Scattering via Abl, Vav2 and Rac1 Activation

by Nicole Tegtmeyer, Aileen Harrer, Klemens Rottner, Steffen Backert
Published 2021-08-01

Tailor-Made Detection of Individual Phosphorylated and Non-Phosphorylated EPIYA-Motifs of <i>Helicobacter pylori</i> Oncoprotein CagA

by Suneesh Kumar Pachathundikandi, Andrés Julián Gutiérrez-Escobar, Nicole Tegtmeyer
Published 2019-08-01

Amino-Terminal Processing of Helicobacter pylori Serine Protease HtrA: Role in Oligomerization and Activity Regulation

by Nicole Albrecht, Nicole Tegtmeyer, Heinrich Sticht, Joanna Skórko-Glonek, Steffen Backert
Published 2018-04-01

The interaction of Helicobacter pylori with the adherent mucus gel layer secreted by polarized HT29-MTX-E12 cells.

by Brendan Dolan, Julie Naughton, Nicole Tegtmeyer, Felicity E B May, Marguerite Clyne
Published 2012-01-01

Campylobacter jejuni Serine Protease HtrA Cleaves the Tight Junction Component Claudin-8

by Irshad Sharafutdinov, Delara Soltan Esmaeili, Aileen Harrer, Nicole Tegtmeyer, Heinrich Sticht, Steffen Backert
Published 2020-12-01

Interplay of the Gastric Pathogen Helicobacter pylori with Toll-Like Receptors

by Suneesh Kumar Pachathundikandi, Judith Lind, Nicole Tegtmeyer, Emad M. El-Omar, Steffen Backert
Published 2015-01-01

Unusual Manifestation of Live Staphylococcus saprophyticus, Corynebacterium urinapleomorphum, and Helicobacter pylori in the Gallbladder with Cholecystitis

by Steffen Backert, Nicole Tegtmeyer, Omar A. Oyarzabal, Dana Osman, Manfred Rohde, Robert Grützmann, Michael Vieth
Published 2018-06-01

Systematic analysis of phosphotyrosine antibodies recognizing single phosphorylated EPIYA-motifs in CagA of Western-type Helicobacter pylori strains.

by Judith Lind, Steffen Backert, Klaus Pfleiderer, Douglas E Berg, Yoshio Yamaoka, Heinrich Sticht, Nicole Tegtmeyer
Published 2014-01-01

Campylobacter jejuni enters gut epithelial cells and impairs intestinal barrier function through cleavage of occludin by serine protease HtrA

by Aileen Harrer, Roland Bücker, Manja Boehm, Urszula Zarzecka, Nicole Tegtmeyer, Heinrich Sticht, Jörg D. Schulzke, Steffen Backert
Published 2019-02-01

Cortactin Is Required for Efficient FAK, Src and Abl Tyrosine Kinase Activation and Phosphorylation of <i>Helicobacter pylori</i> CagA

by Jakob Knorr, Irshad Sharafutdinov, Florian Fiedler, Delara Soltan Esmaeili, Manfred Rohde, Klemens Rottner, Steffen Backert, Nicole Tegtmeyer
Published 2021-06-01

Immunopathological properties of the Campylobacter jejuni flagellins and the adhesin CadF as assessed in a clinical murine infection model

by Anna-Maria Schmidt, Ulrike Escher, Soraya Mousavi, Nicole Tegtmeyer, Manja Boehm, Steffen Backert, Stefan Bereswill, Markus M. Heimesaat
Published 2019-05-01

H. pylori-Induced DNA Strand Breaks Are Introduced by Nucleotide Excision Repair Endonucleases and Promote NF-κB Target Gene Expression

by Mara L. Hartung, Dorothea C. Gruber, Katrin N. Koch, Livia Grüter, Hubert Rehrauer, Nicole Tegtmeyer, Steffen Backert, Anne Müller
Published 2015-10-01

A specific A/T polymorphism in Western tyrosine phosphorylation B-motifs regulates Helicobacter pylori CagA epithelial cell interactions.

by Xue-Song Zhang, Nicole Tegtmeyer, Leah Traube, Shawn Jindal, Guillermo Perez-Perez, Heinrich Sticht, Steffen Backert, Martin J Blaser
Published 2015-02-01