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Items: 28


Cell envelope stress in mycobacteria is regulated by the novel signal transduction ATPase IniR in response to trehalose.

Boot M, van Winden VJC, Sparrius M, van de Weerd R, Speer A, Ummels R, Rustad T, Sherman DR, Bitter W.

PLoS Genet. 2017 Dec 27;13(12):e1007131. doi: 10.1371/journal.pgen.1007131. eCollection 2017 Dec.


iniBAC induction Is Vitamin B12- and MutAB-dependent in Mycobacterium marinum.

Boot M, Sparrius M, Jim KK, Commandeur S, Speer A, van de Weerd R, Bitter W.

J Biol Chem. 2016 Sep 16;291(38):19800-12. doi: 10.1074/jbc.M116.724088. Epub 2016 Jul 29.


Inorganic Phosphate Limitation Modulates Capsular Polysaccharide Composition in Mycobacteria.

van de Weerd R, Boot M, Maaskant J, Sparrius M, Verboom T, van Leeuwen LM, Burggraaf MJ, Paauw NJ, Dainese E, Manganelli R, Bitter W, Appelmelk BJ, Geurtsen J.

J Biol Chem. 2016 May 27;291(22):11787-99. doi: 10.1074/jbc.M116.722454. Epub 2016 Apr 4.


Essential Role of the ESX-5 Secretion System in Outer Membrane Permeability of Pathogenic Mycobacteria.

Ates LS, Ummels R, Commandeur S, van de Weerd R, Sparrius M, Weerdenburg E, Alber M, Kalscheuer R, Piersma SR, Abdallah AM, Abd El Ghany M, Abdel-Haleem AM, Pain A, Jiménez CR, Bitter W, Houben EN.

PLoS Genet. 2015 May 4;11(5):e1005190. doi: 10.1371/journal.pgen.1005190. eCollection 2015 May. Erratum in: PLoS Genet. 2015 May;11(5):e1005270. van der Weerd, Robert [corrected to van de Weerd, Robert].


A murine monoclonal antibody to glycogen: characterization of epitope-fine specificity by saturation transfer difference (STD) NMR spectroscopy and its use in mycobacterial capsular α-glucan research.

van de Weerd R, Berbís MA, Sparrius M, Maaskant JJ, Boot M, Paauw NJ, de Vries N, Boon L, Baba O, Cañada FJ, Geurtsen J, Jiménez-Barbero J, Appelmelk BJ.

Chembiochem. 2015 Apr 13;16(6):977-89. doi: 10.1002/cbic.201402713. Epub 2015 Mar 12.


Identification of a novel conjugative plasmid in mycobacteria that requires both type IV and type VII secretion.

Ummels R, Abdallah AM, Kuiper V, Aâjoud A, Sparrius M, Naeem R, Spaink HP, van Soolingen D, Pain A, Bitter W.

mBio. 2014 Sep 23;5(5):e01744-14. doi: 10.1128/mBio.01744-14.


Structure and function of RNase AS, a polyadenylate-specific exoribonuclease affecting mycobacterial virulence in vivo.

Romano M, van de Weerd R, Brouwer FC, Roviello GN, Lacroix R, Sparrius M, van den Brink-van Stempvoort G, Maaskant JJ, van der Sar AM, Appelmelk BJ, Geurtsen JJ, Berisio R.

Structure. 2014 May 6;22(5):719-30. doi: 10.1016/j.str.2014.01.014. Epub 2014 Apr 3.


Mannan core branching of lipo(arabino)mannan is required for mycobacterial virulence in the context of innate immunity.

Stoop EJ, Mishra AK, Driessen NN, van Stempvoort G, Bouchier P, Verboom T, van Leeuwen LM, Sparrius M, Raadsen SA, van Zon M, van der Wel NN, Besra GS, Geurtsen J, Bitter W, Appelmelk BJ, van der Sar AM.

Cell Microbiol. 2013 Dec;15(12):2093-108. doi: 10.1111/cmi.12175. Epub 2013 Aug 22.


Unexpected link between lipooligosaccharide biosynthesis and surface protein release in Mycobacterium marinum.

van der Woude AD, Sarkar D, Bhatt A, Sparrius M, Raadsen SA, Boon L, Geurtsen J, van der Sar AM, Luirink J, Houben EN, Besra GS, Bitter W.

J Biol Chem. 2012 Jun 8;287(24):20417-29. doi: 10.1074/jbc.M111.336461. Epub 2012 Apr 13.


Mycobacterium marinum MMAR_2380, a predicted transmembrane acyltransferase, is essential for the presence of the mannose cap on lipoarabinomannan.

Driessen NN, Stoop EJ, Ummels R, Gurcha SS, Mishra AK, Larrouy-Maumus G, Nigou J, Gilleron M, Puzo G, Maaskant JJ, Sparrius M, Besra GS, Bitter W, Vandenbroucke-Grauls CM, Appelmelk BJ.

Microbiology. 2010 Nov;156(Pt 11):3492-502. doi: 10.1099/mic.0.037507-0. Epub 2010 Aug 5.


A Novel extracytoplasmic function (ECF) sigma factor regulates virulence in Pseudomonas aeruginosa.

Llamas MA, van der Sar A, Chu BC, Sparrius M, Vogel HJ, Bitter W.

PLoS Pathog. 2009 Sep;5(9):e1000572. doi: 10.1371/journal.ppat.1000572. Epub 2009 Sep 4.


Characterization of five novel Pseudomonas aeruginosa cell-surface signalling systems.

Llamas MA, Mooij MJ, Sparrius M, Vandenbroucke-Grauls CM, Ratledge C, Bitter W.

Mol Microbiol. 2008 Jan;67(2):458-72. Epub 2007 Dec 11.


The heterologous siderophores ferrioxamine B and ferrichrome activate signaling pathways in Pseudomonas aeruginosa.

Llamas MA, Sparrius M, Kloet R, Jiménez CR, Vandenbroucke-Grauls C, Bitter W.

J Bacteriol. 2006 Mar;188(5):1882-91.


Mycobacterium marinum strains can be divided into two distinct types based on genetic diversity and virulence.

van der Sar AM, Abdallah AM, Sparrius M, Reinders E, Vandenbroucke-Grauls CM, Bitter W.

Infect Immun. 2004 Nov;72(11):6306-12.


Helicobacter pylori-associated gastritis in mice is host and strain specific.

van Doorn NE, Namavar F, Sparrius M, Stoof J, van Rees EP, van Doorn LJ, Vandenbroucke-Grauls CM.

Infect Immun. 1999 Jun;67(6):3040-6.


Neutrophil-activating protein mediates adhesion of Helicobacter pylori to sulfated carbohydrates on high-molecular-weight salivary mucin.

Namavar F, Sparrius M, Veerman EC, Appelmelk BJ, Vandenbroucke-Grauls CM.

Infect Immun. 1998 Feb;66(2):444-7.


Human serum antibody response against iron-repressible outer membrane proteins of Helicobacter pylori.

Worst DJ, Sparrius M, Kuipers EJ, Kusters JG, de Graaff J.

FEMS Microbiol Lett. 1996 Oct 15;144(1):29-32.


Mechanism of clarithromycin resistance in clinical isolates of Helicobacter pylori.

Debets-Ossenkopp YJ, Sparrius M, Kusters JG, Kolkman JJ, Vandenbroucke-Grauls CM.

FEMS Microbiol Lett. 1996 Aug 15;142(1):37-42.


Utilization of haem from the haptoglobin-haemoglobin complex by Bacteroides fragilis.

Otto BR, Sparrius M, Wors DJ, de Graaf FK, MacLaren DM.

Microb Pathog. 1994 Sep;17(3):137-47.


Human immune response to an iron-repressible outer membrane protein of Bacteroides fragilis.

Otto BR, Verweij WR, Sparrius M, Verweij-van Vught AM, Nord CE, MacLaren DM.

Infect Immun. 1991 Sep;59(9):2999-3003.


Iron-regulated outer membrane protein of Bacteroides fragilis involved in heme uptake.

Otto BR, Sparrius M, Verweij-van Vught AM, MacLaren DM.

Infect Immun. 1990 Dec;58(12):3954-8.


Influence of rosmarinic acid on opsonization and intracellular killing of Escherichia coli and Staphylococcus aureus by porcine and human polymorphonuclear leucocytes.

Verweij-van Vught AM, Appelmelk BJ, Groeneveld AB, Sparrius M, Thijs LG, MacLaren DM.

Agents Actions. 1987 Dec;22(3-4):288-94.


Pathogenic synergy between Escherichia coli and Bacteroides fragilis or B. vulgatus in experimental infections: a non-specific phenomenon.

Verweij-van Vught AM, Namavar F, Vel WA, Sparrius M, MacLaren DM.

J Med Microbiol. 1986 Feb;21(1):43-7.


Loss of viability of Bacteroides fragilis and Bacteroides vulgatus in different media.

Verweij-van Vught A, Sparrius M, Maclaren D.

Eur J Clin Microbiol. 1985 Aug;4(4):433-4. No abstract available.


Pathogenic synergy between Escherichia coli and Bacteroides fragilis: studies in an experimental mouse model.

Verweij-van Vught AM, Namavar F, Sparrius M, Vel WA, MacLaren DM.

J Med Microbiol. 1985 Jun;19(3):325-31.


The role of different K antigens of Escherichia coli in phagocytosis by polymorphonuclear leukocytes.

Verweij-Van Vught AM, Namavar F, Peerbooms PG, Sparrius M, Maclaren DM.

J Med Microbiol. 1984 Apr;17(2):141-50.


K antigens of Escherichia coli and virulence in urinary-tract infection: studies in a mouse model.

Verweij-van Vught AM, van den Bosch JF, Namavar F, Sparrius M, MacLaren DM.

J Med Microbiol. 1983 May;16(2):147-55.


Virulence of mecillinam-resistant spherical mutants of Klebsiella pneumoniae and Escherichia coli.

Verweij-van Vught AM, Namavar F, Smit AM, Sparrius M, MacLaren DM.

J Antimicrob Chemother. 1982 May;9(5):379-85. No abstract available.


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