Search Results - "Hayashi, Takeru"
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Differential Mechanisms for SHP2 Binding and Activation Are Exploited by Geographically Distinct Helicobacter pylori CagA Oncoproteins
Published in Cell reports (Cambridge) (19-09-2017)“…Helicobacter pylori East Asian CagA is more closely associated with gastric cancer than Western CagA. Here we show that, upon tyrosine phosphorylation, the…”
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Dramatic increase in SHP2 binding activity of Helicobacter pylori Western CagA by EPIYA-C duplication: its implications in gastric carcinogenesis
Published in Scientific reports (28-10-2015)“…Infection with cagA -positive Helicobacter pylori is critically associated with the development of gastric cancer. The cagA -encoded CagA is delivered into…”
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Alternative splicing reverses the cell-intrinsic and cell-extrinsic pro-oncogenic potentials of YAP1
Published in The Journal of biological chemistry (09-10-2020)“…In addition to acting as a transcriptional co-activator, YAP1 directly mediates translocalization of the pro-oncogenic phosphatase SHP2 from the cytoplasm to…”
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Helicobacter pylori exploits host membrane phosphatidylserine for delivery, localization, and pathophysiological action of the CagA oncoprotein
Published in Cell host & microbe (20-05-2010)“…When delivered into gastric epithelial cells via type IV secretion, Helicobacter pylori CagA perturbs host cell signaling and thereby promotes gastric…”
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YAP and TAZ, Hippo Signaling Targets, Act as a Rheostat for Nuclear SHP2 Function
Published in Developmental cell (30-09-2013)“…SHP2 is a ubiquitously expressed protein tyrosine phosphatase, deregulation of which is associated with malignant neoplasms and developmental disorders. SHP2…”
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Kinase Activity of PAR1b, Which Mediates Nuclear Translocation of the BRCA1 Tumor Suppressor, Is Potentiated by Nucleic Acid-Mediated PAR1b Multimerization
Published in International journal of molecular sciences (14-06-2022)“…PAR1b is a cytoplasmic serine/threonine kinase that controls cell polarity and cell–cell interaction by regulating microtubule stability while mediating…”
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Impact of structural polymorphism for the Helicobacter pylori CagA oncoprotein on binding to polarity-regulating kinase PAR1b
Published in Scientific reports (22-07-2016)“…Chronic infection with cagA -positive Helicobacter pylori is the strongest risk factor for atrophic gastritis, peptic ulcers and gastric cancer. CagA, the…”
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Tertiary Structure-Function Analysis Reveals the Pathogenic Signaling Potentiation Mechanism of Helicobacter pylori Oncogenic Effector CagA
Published in Cell host & microbe (19-07-2012)“…The Helicobacter pylori type IV secretion effector CagA is a major bacterial virulence determinant and critical for gastric carcinogenesis. Upon delivery into…”
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Determination of the catalytic activity of LEOPARD syndrome-associated SHP2 mutants toward parafibromin, a bona fide SHP2 substrate involved in Wnt signaling
Published in Biochemical and biophysical research communications (22-01-2016)“…SHP2, encoded by the PTPN11 gene, is a protein tyrosine phosphatase that plays a key role in the proliferation of cells via RAS-ERK activation. SHP2 also…”
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Evaluating the origin and virulence of a Helicobacter pylori cagA-positive strain isolated from a non-human primate
Published in Scientific reports (29-10-2018)“…Helicobacter pylori cagA -positive strains are critically involved in the development of gastric cancer. Upon delivery into gastric epithelial cells via type…”
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Use of Multiple Cryoprotectants to Improve Diffraction Quality from Protein Crystals
Published in Crystal growth & design (02-03-2016)“…Current X-ray sourcessuch as high-flux synchrotron radiation and XFELenable us to determine the tertiary structures of proteins at medium or low resolution…”
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Helicobacter pylori induces IL-1β protein through the inflammasome activation in differentiated macrophagic cells
Published in Biomedical Research (01-01-2016)“…More than 50% of people in the world are infected with Helicobacter pylori (H. pylori), which induces various gastric diseases. Especially, epidemiological…”
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Micro-demultiplexer of Coupled Resonator Optical Waveguide Fabricated by Microspheres
Published in Advanced materials (Weinheim) (27-07-2010)Get full text
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Bacterial EPIYA effectors – Where do they come from? What are they? Where are they going?
Published in Cellular microbiology (01-03-2013)“…Summary Recent studies have revealed a distinct class of bacterial effectors defined by the presence of EPIYA or EPIYA‐related motif. These bacterial EPIYA…”
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Impaired Glycosylation of Gastric Mucins Drives Gastric Tumorigenesis and Serves as a Novel Therapeutic Target
Published in Gastroenterology (New York, N.Y. 1943) (01-08-2024)“…Gastric cancer is often accompanied by a loss of mucin 6 (MUC6), but its pathogenic role in gastric carcinogenesis remains unclear. Muc6 knockout (Muc6−/−)…”
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Anaerobic crystallization for protein crystallography
Published in Acta crystallographica. Section A, Foundations and advances (26-05-2017)“…Abstract only…”
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Bacterial EPIYA effectors - Where do they come from? What are they? Where are they going?: Bacterial EPIYA effector family
Published in Cellular microbiology (01-03-2013)Get full text
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Determination of the catalytic activity of LEOPARD syndrome-associated SHP2 mutants toward parafibromin, a bona fide SHP2 substrate involved in Wnt signaling
Published in Biochemical and biophysical research communications (2016)“…SHP2, encoded by the PTPN11 gene, is a protein tyrosine phosphatase that plays a key role in the proliferation of cells via RAS-ERK activation. SHP2 also…”
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Host SHP1 phosphatase antagonizes Helicobacter pylori CagA and can be downregulated by Epstein–Barr virus
Published in Nature microbiology (14-03-2016)“…Most if not all gastric cancers are associated with chronic infection of the stomach mucosa with Helicobacter pylori cagA -positive strains 1 – 4 …”
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Deregulation mechanism of SHP2 by CagA from Helicobacter pylori
Published in Acta crystallographica. Section A, Foundations and advances (26-05-2017)“…Abstract only…”
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