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Umeå universitet
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Huvudmenyn dold.
Personalbild Anna Arnqvist Björklund

Anna Arnqvist Björklund

Professor i biomedicin

Vicedekan för forskning och forskarutbilnding för Medicinska fakulteten

0000-0002-5699-613X

Kontakt

E-post
anna.arnqvist@umu.se
Telefon
090-786 65 39, 070-636 99 83

Verksam som

Anknytning
Professor vid Institutionen för medicinsk kemi och biofysik
Plats
KB. A6, Campus, Umeå Umeå universitet, 901 87 Umeå
Campylobacter jejuni surface-bound protease HtrA, but not the secreted protease nor protease in shed membrane vesicles, disrupts epithelial cell-to-cell junctions
Cells, MDPI 2024, Vol. 13, (3)
Sharafutdinov, Irshad; Tegtmeyer, Nicole; Rohde, Manfred; et al.
Molecular insights into the fine-tuning of pH-dependent ArsR-mediated regulation of the SabA adhesin in Helicobacter pylori
Nucleic Acids Research, Oxford University Press 2024, Vol. 52, (10) : 5572-5595
Åberg, Anna; Gideonsson, Pär; Bhat, Abhayprasad; et al.
Phosphatidic acid-mediated binding and mammalian cell internalization of the Vibrio cholerae cytotoxin MakA
PLoS Pathogens, Public Library of Science 2021, Vol. 17, (3)
Nadeem, Aftab; Alam, Athar; Toh, Eric; et al.
Helicobacter pylori Outer Membrane Vesicles Protect the Pathogen From Reactive Oxygen Species of the Respiratory Burst
Frontiers in Microbiology, Frontiers Media S.A. 2018, Vol. 9
Lekmeechai, Sujinna; Su, Yu-Ching; Brant, Marta; et al.
Helicobacter pylori Adapts to Chronic Infection and Gastric Disease via pH-Responsive BabA-Mediated Adherence
Cell Host and Microbe, CELL PRESS 2017, Vol. 21, (3) : 376-389
Bugaytsova, Jeanna A.; Björnham, Oscar; Chernov, Yevgen A.; et al.
Fakultetsaudit: Intern bedömning av kvalitetsarbete för utbildning på grund- och avancerad nivå vid Teknisk-naturvetenskaplig fakultet hösten 2016
Umeå: Umeå universitet 2017
Fjellström, Mona; Larsson, Malin; Edlund, Ann-Catrine; et al.
BabA dependent binding of Helicobacter pylori to human gastric mucins cause aggregation that inhibits proliferation and is regulated via ArsS
Scientific Reports, Vol. 7
Skoog, Emma C.; Padra, Medea; Åberg, Anna; et al.
Roles of the BabA and the SabA adhesins in gastroduodenal diseases
Helicobacter pylori research: from bench to bedside, Tokyo: Springer 2016 : 143-164
Arnqvist, Anna
Structural Insights into Polymorphic ABO Glycan Binding by Helicobacter pylori
Cell Host and Microbe, Vol. 19, (1) : 55-66
Moonens, Kristof; Gideonsson, Pär; Subedi, Suresh; et al.
Kvalitetssystem för utbildning på grund- och avancerad nivå vid Umeå universitet
Umeå: Umeå universitet 2015
Haake, Ulrika; Fjellström, Mona; Wilhelmsson, Birgitta; et al.
Helicobacter pylori vesicles carrying CagA localize in the vicinity of cell-cell contacts and induce histone H1 binding to ATP in epithelial cells
FEMS Microbiology Letters, Vol. 362, (11)
Turkina, Maria V.; Olofsson, Annelie; Magnusson, Karl-Eric; et al.
Uptake of Helicobacter pylori vesicles is facilitated by clathrin-dependent and clathrin-independent endocytic pathways
mBio, Vol. 5, (3) : e00979-14-
Olofsson, Annelie; Nygård Skalman, Lars; Obi, Ikenna; et al.
A Repetitive DNA Element Regulates Expression of the Helicobacter pylori Sialic Acid Binding Adhesin by a Rheostat-like Mechanism
PLoS Pathogens, Vol. 10, (7)
Åberg, Anna; Gideonsson, Pär; Vallström, Anna; et al.
The Complement Regulator CD46 Is Bactericidal to Helicobacter pylori and Blocks Urease Activity
Gastroenterology, Baltimore: Williams & Wilkins Co 2011, Vol. 141, (3) : 918-928
Basmarke-Wehelie, Rahma; Sjolinder, Hong; Jurkowski, Wiktor; et al.
Effects of blood group antigen-binding adhesin expression during Helicobacter pylori infection of Mongolian gerbils
Journal of Infectious Diseases, Vol. 203, (5) : 726-735
Ohno, Tomoyuki; Vallström, Anna; Rugge, Massimo; et al.
Helicobacter pylori Adhesion to the Gastric Surface
Helicobacter pylori in the 21st Century, WALLINGFORD: CABI Publishing 2010 : 248-268
Lindén, S. K.; Arnqvist, Anna; Teneberg, S.; et al.
Biochemical and functional characterization of Helicobacter pylori vesicles
Molecular Microbiology, Wiley 2010, Vol. 77, (6) : 1539-1555
Olofsson, Annelie; Vallström, Anna; Petzold, Katja; et al.
Semiconstant-Time P,H-COSY NMR: Analysis of Complex Mixtures of Phospholipids Originating from Helicobacter pylori
Journal of the American Chemical Society, ACS Publications ASAP 2009, Vol. 131, (40) : 14150-1
Petzold, Katja; Olofsson, Annelie; Arnqvist, Anna; et al.
Helicobacter pylori BabA expression, gastric mucosal injury, and clinical outcome.
Clin Gastroenterol Hepatol, Vol. 5, (1) : 49-58
Fujimoto, Saori; Olaniyi Ojo, Olabisi; Arnqvist, Anna; et al.
Helicobacter pylori outer membrane vesicles and properties for intimate host interactions
BLACKWELL PUBLISHING, 9600 GARSINGTON RD, OXFORD OX4 2DQ, OXON, ENGLAND 2007
Olofsson, Annelie; Bäckström, Anna; Petzold, Katjaj; et al.
Helicobacter pylori adhesion to carbohydrates.
Methods in enzymology, Vol. 417 : 293-339
Aspholm, Marina; Kalia, Awdhesh; Ruhl, Stefan; et al.
SabA is the H. pylori hemagglutinin and is polymorphic in binding to sialylated glycans.
PLoS Pathog, Vol. 2, (10) : e110-
Aspholm, Marina; Olfat, Farzad O; Nordén, Jenny; et al.
Immunoproteomics of Actinobacillus actinomycetemcomitans outer-membrane proteins reveal a highly immunoreactive peptidoglycan-associated lipoprotein.
Journal of Medical Microbiology, Vol. 55, (7) : 931-942
Paul-Satyaseela, M; Karched, M; Bian, Z; et al.
Helicobacter pylori outer membrane proteins and gastroduodenal disease.
Gut, Vol. 55, (6) : 775-81
Yamaoka, Y; Ojo, O; Fujimoto, S; et al.
Functional adaptation of BabA, the H. pylori ABO blood group antigen binding adhesin
Science, American Association for the Advancement of Science 2004, Vol. 305, (5683) : 519-522
Aspholm-Hurtig, Marina; Dailide, Giedrius; Lahmann, Martina; et al.
Metastability of Helicobacter pylori bab adhesin genes and dynamics in Lewis b antigen binding
Proceedings of the National Academy of Sciences of the United States of America, Vol. 101, (48) : 16923-16928
Bäckström, Anna; Lundberg, Carina; Kersulyte, Dangeruta; et al.
Helicobacter pylori SabA adhesin in persistent infection and chronic inflammation
Science, American Association for the Advancement of Science 2002, Vol. 297, (5581) : 573-578
Mahdavi, Jafar; Sondén, B; Hurtig, Marina; et al.
Discrimination between cases of duodenal ulcer and gastritis on the basis of putative virulence factors of Helicobacter pylori.
Journal of Clinical Microbiology, Vol. 40, (6) : 2244-2246
Yamaoka, Yoshio; Souchek, Julianne; Odenbreit, Stefan; et al.
Helicobacter pylori adhesin binding fucosylated histo-blood group antigens revealed by retagging.
Science, Vol. 279, (5349) : 373-7
Ilver, D; Arnqvist, Anna; Ogren, J; et al.
Expression of two csg operons is required for production of fibronectin- and congo red-binding curli polymers in Escherichia coli K-12.
Molecular Microbiology, Vol. 18, (4) : 661-70
Hammar, M; Arnqvist, Anna; Bian, Z; et al.
Sigma S-dependent growth-phase induction of the csgBA promoter in Escherichia coli can be achieved in vivo by sigma 70 in the absence of the nucleoid-associated protein H-NS.
Molecular Microbiology, Vol. 13, (6) : 1021-32
Arnqvist, Anna; Olsén, A; Normark, S
Environmental regulation of curli production in Escherichia coli.
Infectious agents and disease, Vol. 2, (4) : 272-4
Olsén, A; Arnqvist, Anna; Hammar, M; et al.
The RpoS sigma factor relieves H-NS-mediated transcriptional repression of csgA, the subunit gene of fibronectin-binding curli in Escherichia coli.
Molecular Microbiology, Vol. 7, (4) : 523-36
Olsén, A; Arnqvist, Anna; Hammar, M; et al.
The Crl protein activates cryptic genes for curli formation and fibronectin binding in Escherichia coli HB101.
Molecular Microbiology, Vol. 6, (17) : 2443-52
Arnqvist, Anna; Olsén, A; Pfeifer, J; et al.
Fibronectin binding mediated by a novel class of surface organelles on Escherichia coli
Nature, Vol. 338, (6217) : 652-5
Olsén, Arne; Jonsson, Anna; Normark, Staffan
pH regulated H. pylori adherence: implications for persistent infection and disease
Bugaytsova, Jeanna; Björnhamn, Oscar; Henriksson, Sara; et al.
Acid Responsive Helicobacter pylori Adherence: Implications for Chronic Infection and Disease
Bugaytsova, Jeanna; Chernov, Yevgen A; Gideonsson, Pär; et al.
Effects of BabA expression during H. pylori infection of Mongolian gerbils
Ohno, Tomoyuki; Vallström, Anna; Wu, MJ; et al.
Characterization of Helicobacter pylori vesicles and their cognate properties for intimate host interactions
Olofsson, Annelie; Vallström, Anna; Petzold, Katja; et al.
The Helicobacter pylori sialic acid binding adhesin SabA is regulated via a network of two-component systems
Åberg, Anna; Gideonsson, Pär; Brännström, Kristoffer; et al.
Phase variation and expression mechanisms of the sialic acid binding adhesin SabA in Helicobacter pylori
Öhman, Carina; Vallström, Anna; Olofsson, Annelie; et al.
Visa publikationer i DiVA