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75篇 您的检索式:作者名="Ballauff"
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1Partial external biliary diversion in bile salt export pump deficiency: Association between outcome and mutation显示文摘AIM To investigate the relation of two different mutations to the outcome of partial external biliary diversion(PEBD)in severe bile salt export pump(BSEP) deficiency.METHODS Mutations in the gene encoding BSEP leading to severe BSEP deficiency in two unrelated patients were identified by genomic sequencing. Native liver biopsies and transiently transfected human embryonic kidney(HEK) 293 cells expressing either wild-type or mutated BSEP were subjected to immunofluorescence analysis to assess BSEP transporter localization. Bile acid profiles of patient and control bile samples were generated by ultra-performance liquid chromatographytandem mass spectrometry. Wild-type and mutant BSEP transport of [~3H]-labeled taurocholate(TC) and taurochenodeoxycholate(TCDC) was assessed by vesicular transport assays.RESULTS A girl(at 2 mo) presented with pruritus, jaundice and elevated serum bile salts(BS). PEBD stabilized liver function and prevented liver transplantation. She was heterozygous for the BSEP deletion p.T919 del and the nonsense mutation p.R1235 X. At the age of 17 years relative amounts of conjugated BS in her bile were normal, while total BS were less than 3% as compared to controls. An unrelated boy(age 1.5 years) presenting with severe pruritus and elevated serum BS was heterozygous for the same nonsense and another missense mutation, p.G1032 R. PEBD failed to alleviate pruritus, eventually necessitating liver transplantation. BS concentration in bile was about 5% of controls. BS were mainly unconjugated with an unusual low amount of chenodeoxycholate derivatives(< 5%). The patients' native liver biopsies showed canalicular BSEP expression. Both BSEP p.T919 del and p.G1032 R were localized in the plasma membrane in HEK293 cells. In vitro transport assays showed drastic reduction of transport by both mutations. Using purified recombinant BSEP as quantifiable reference, per-molecule transport rates for TC and TCDC were determined to be 3 and 2 BS molecules per wild-type BSEP transporter per minute, respectively.CONCLUSION In summary, our findings suggest that residual function of BSEP as well as substrate specificity influence the therapeutic effectiveness of PEBD in progressive familial intrahepatic cholestasis type 2(PFIC-2).Philipp Ellinger Jan Stindt Carola Droge Katharina Sattler Claudia Stross Stefanie Kluge Diran Herebian Sander HJ Smits Martin Burdelski Sebastian Schulz-Jürgensen Antje Ballauff Jan Schulte am Esch Ertan Mayatepek Dieter Haussinger Ralf Kubitz Lutz Schmitt 2017World Journal of Gastroenterology2017,23,29:4
2Aktualisierte Leitlinie zur Diagnostik und Therapie der Colitis ulcerosa 2011 – Ergebnisse einer Evidenzbasierten Konsensuskonferenz显示文摘A. Dignass J. Prei? D. Aust F. Autschbach A. Ballauff G. Barretton B. Bokemeyer S. Fichtner-Feigl S. Hagel K. Herrlinger G. Jantschek A. Kroesen W. Kruis T. Kucharzik J. Langhorst M. Reinshagen G. Rogler D. Schleiermacher C. Schmidt S. Schreiber H. Schulz 2011Z Gastroenterol2011,,09:2
3Spherical polyelectrolyte brushes显示文摘BALLAUFF M 2007ProgPolym Sci>2007,32,10:1
4Synthesis of spherical polyelectrolyte brushes by photoemulsion polymerization显示文摘Guo X Weiss A Ballauff M 1999Macromolecules1999,32,19:1
5Secondary structure analysis of proteins embedded in spherical polyelectrolyte brushes by FT-IR spectroscopy 显示文摘Wittemann A Ballauff M 2004Anal Chem2004,76,:1
6Adsorptionof proteins on spherical polyelectrolyte brushes in aqueous so-lution显示文摘WITTEMANN A HAUPT B BALLAUFF M 2003Phys Chem Chem Phys2003,5,:1
7Spatial correlation of spherical polyelectrolyte brushes in salt-free solution as observed by small-angle x-ray scattering显示文摘Robillard I) Guo X Ballauff M 2000Macromolecules2000,33,24:1
8NOD2 mutations predict the risk for surgery in pediatric-onset Crohn’s disease显示文摘Martin Lacher Johanna Helmbrecht Sebastian Schroepf Sibylle Koletzko Antje Ballauff Martin Classen Holm Uhlig Jochen Hubertus Dominik Hartl Peter Lohse Dietrich von Schweinitz Roland Kappler 2010Journal of Pediatric Surgery2010,,8:1
9Spatial dimensions of colloidalpolyelectrolyte brushes as determined by dynamic light scat-tering显示文摘GUO X BALLAUFF M 2000Langmuir2000,16,23:1
10Polyelec-trolyte brushes显示文摘RUHE J BALLAUFF M BIESALSKI M 2004Adv Polym Sci2004,165,:1
11Heterotopic auxiliary liver transplantation in a 3-year-old boy with acute liver failure and aplastic anemia 显示文摘Roll C Ballauff A Lange R 1997Transplantation1997,64,4:1
12Thermosensitive core-shell microgels: From colloidal model systems to nanoreaetors显示文摘LU Y BALLAUFF M 2011Progress in Polymer Science2011,36,6:1
13Heterotopic auxiliary liver transplantation in a 3-year-old boy with acute liver failure and aplastic anemia显示文摘ROLL C BALLAUFF A LANGE R 1997Transplantation1997,64,4:1
14Single nanocrystals of platinum prepared by partial dissolution of Au-Pt Nanoalloys显示文摘Marc Schrinner Matthias Ballauff Yaron Kauffmann 2009Science2009,323,:1
15Secondary structure a-nalysis of proteins embedded in spherical polyelectrolyte bru-shes by FT-IR spectroscopy显示文摘WITTEMANN A BALLAUFF M 2004Anal Chem2004,76,10:1
16Radial density distribution in core-shell latexes as revealed by small-angle X-ray scattering显示文摘Dingenouts N Kim Y S Ballauff M 1994Macromolecular Rapid Communications1994,1,7:1
17Synthesis of sphericalpolyelectrolyte brushes by photoemulsion polymerization显示文摘GUO X WEISS A BALLAUFF M 1999Macromolecules1999,32,19:1
18Macromolecules显示文摘DINGENOUTS N NORHAUSEN Ch BALLAUFF M 1998(31 ) :8912 - 89171998,,31:1
19Observation of the Volume Transition in Thermosensitive Core-Shell Latex Particles by Small-Angle X-Ray Scattering显示文摘 Norhausen Ch Ballauff M 1998Macromolecules1998,31,:1
20Phase equilibria in rod like systems with flexible side chains显示文摘M Ballauff 1986Macromolecules1986,19,5:1
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