All Outputs (31)

Identification of a Pseudomonas aeruginosa PAO1 DNA methyltransferase, its Targets, and physiological roles (2017)
Journal Article
Doberenz, S., Eckweiler, D., Reichert, O., Jensen, V., Bunk, B., Spröer, C., Kordes, A., Frangipani, E., Luong, K., Korlach, J., Heeb, S., Overmann, J., Kaever, V., & Häussler, S. (2017). Identification of a Pseudomonas aeruginosa PAO1 DNA methyltransferase, its Targets, and physiological roles. mBio, 8(1), Article e02312-16. https://doi.org/10.1128/mBio.02312-16

DNA methylation is widespread among prokaryotes, and most DNA methylation reactions are catalyzed by adenine DNA methyltransferases, which are part of restriction-modification (R-M) systems. R-M systems are known for their role in the defense against... Read More about Identification of a Pseudomonas aeruginosa PAO1 DNA methyltransferase, its Targets, and physiological roles.

Unravelling the Genome-Wide Contributions of Specific 2-Alkyl-4-Quinolones and PqsE to Quorum Sensing in Pseudomonas aeruginosa (2016)
Journal Article
Rampioni, G., Falcone, M., Heeb, S., Frangipani, E., Fletcher, M. P., Dubern, J.-F., Visca, P., Leoni, L., Cámara, M., & Williams, P. (2016). Unravelling the Genome-Wide Contributions of Specific 2-Alkyl-4-Quinolones and PqsE to Quorum Sensing in Pseudomonas aeruginosa. PLoS Pathogens, 12(11), e1006029. https://doi.org/10.1371/journal.ppat.1006029

The pqs quorum sensing (QS) system is crucial for Pseudomonas aeruginosa virulence both in vitro and in animal models of infection and is considered an ideal target for the development of anti-virulence agents. However, the precise role played by eac... Read More about Unravelling the Genome-Wide Contributions of Specific 2-Alkyl-4-Quinolones and PqsE to Quorum Sensing in Pseudomonas aeruginosa.

RsmW, Pseudomonas aeruginosa small non-coding RsmA-binding RNA upregulated in biofilm versus planktonic growth conditions (2016)
Journal Article
Miller, C. L., Romero, M., Karna, S. R., Chen, T., Heeb, S., & Leung, K. P. (2016). RsmW, Pseudomonas aeruginosa small non-coding RsmA-binding RNA upregulated in biofilm versus planktonic growth conditions. BMC Microbiology, 16, Article 155. https://doi.org/10.1186/s12866-016-0771-y

BACKGROUND: Biofilm development, specifically the fundamentally adaptive switch from acute to chronic infection phenotypes, requires global regulators and small non-coding regulatory RNAs (sRNAs). This work utilized RNA-sequencing (RNA-seq) to detect... Read More about RsmW, Pseudomonas aeruginosa small non-coding RsmA-binding RNA upregulated in biofilm versus planktonic growth conditions.

When genome-based approach meets the “Old but Good”: revealing genes involved in the antibacterial activity of Pseudomonas sp. P482 against soft rot pathogens (2016)
Journal Article
Krzyżanowska, D. M., Ossowicki, A., Rajewska, M., Maciąg, T., Jabłońska, M., Obuchowski, M., Heeb, S., & Jafra, S. (2016). When genome-based approach meets the “Old but Good”: revealing genes involved in the antibacterial activity of Pseudomonas sp. P482 against soft rot pathogens. Frontiers in Microbiology, 7, Article 782. https://doi.org/10.3389/fmicb.2016.00782

Dickeya solani and Pectobacterium carotovorum subsp. brasiliense are recently established species of bacterial plant pathogens causing black leg and soft rot of many vegetables and ornamental plants. Pseudomonas sp. strain P482 inhibits the growth of... Read More about When genome-based approach meets the “Old but Good”: revealing genes involved in the antibacterial activity of Pseudomonas sp. P482 against soft rot pathogens.

Synthesis and cell-free cloning of DNA libraries using programmable microfluidics (2015)
Journal Article
Ben Yehezkel, T., Rival, A., Raz, O., Cohen, R., Marx, Z., Cámara, M., Dubern, J.-F., Koch, B., Heeb, S., Krasnogor, N., Delattre, C., & Shapiro, E. (2016). Synthesis and cell-free cloning of DNA libraries using programmable microfluidics. Nucleic Acids Research, 44(4), e35. https://doi.org/10.1093/nar/gkv1087

Microfluidics may revolutionize our ability to write synthetic DNA by addressing several fundamental limitations associated with generating novel genetic constructs. Here we report the first de novo synthesis and cell-free cloning of custom DNA libra... Read More about Synthesis and cell-free cloning of DNA libraries using programmable microfluidics.

Clinical utilization of genomics data produced by the international Pseudomonas aeruginosa consortium (2015)
Journal Article
Freschi, L., Jeukens, J., Kukavica-Ibrulj, I., Boyle, B., Dupont, M.-J., Laroche, J., Larose, S., Maaroufi, H., Fothergill, J. L., Moore, M., Winsor, G. L., Aaron, S. D., Barbeau, J., Bell, S. C., Burns, J. L., Cámara, M., Cantin, A., Charette, S. J., Dewar, K., Déziel, É., …Levesque, R. C. (in press). Clinical utilization of genomics data produced by the international Pseudomonas aeruginosa consortium. Frontiers in Microbiology, 6(1036), https://doi.org/10.3389/fmicb.2015.01036

The International Pseudomonas aeruginosa Consortium is sequencing over 1000 genomes and building an analysis pipeline for the study of Pseudomonas genome evolution, antibiotic resistance and virulence genes. Metadata, including genomic and phenotypic... Read More about Clinical utilization of genomics data produced by the international Pseudomonas aeruginosa consortium.

Biotic inactivation of the Pseudomonas aeruginosa quinolone signal molecule (2015)
Journal Article
Soh, E. Y.-C., Chhabra, S. R., Halliday, N., Heeb, S., Müller, C., Birmes, F. S., Fetzner, S., Cámara, M., Chan, K. G., & Williams, P. (2015). Biotic inactivation of the Pseudomonas aeruginosa quinolone signal molecule. Environmental Microbiology, 17(11), https://doi.org/10.1111/1462-2920.12857

In Pseudomonas aeruginosa, quorum sensing (QS) regulates the production of secondary metabolites, many of which are antimicrobials that impact on polymicrobial community composition. Consequently, quenching QS modulates the environmental impact of P.... Read More about Biotic inactivation of the Pseudomonas aeruginosa quinolone signal molecule.

Granulocyte-macrophage colony stimulatory factor enhances the pro-inflammatory response of interferon-γ-treated macrophages to pseudomonas aeruginosa infection (2015)
Journal Article
Singh, S., Barr, H. L., Liu, Y.-C., Robins, A., Heeb, S., Williams, P., Fogarty, A. W., Cámara, M., & Martinez-Pomares, L. (2015). Granulocyte-macrophage colony stimulatory factor enhances the pro-inflammatory response of interferon-γ-treated macrophages to pseudomonas aeruginosa infection. PLoS ONE, 10(2), Article e0117447. https://doi.org/10.1371/journal.pone.0117447

Pseudomonas aeruginosa is an opportunistic pathogen that can cause severe infections at compromised epithelial surfaces, such those found in burns, wounds, and in lungs damaged by mechanical ventilation or recurrent infections, particularly in cystic... Read More about Granulocyte-macrophage colony stimulatory factor enhances the pro-inflammatory response of interferon-γ-treated macrophages to pseudomonas aeruginosa infection.

A sequence-based approach for prediction of CsrA/RsmA targets in bacteria with experimental validation in Pseudomonas aeruginosa (2014)
Journal Article
Kulkarni, P. R., Jia, T., Kuehne, S. H., Kerkering, T. M., Morris, E. R., Searle, M. S., Heeb, S., Rao, J., & Kulkarni, R. V. (in press). A sequence-based approach for prediction of CsrA/RsmA targets in bacteria with experimental validation in Pseudomonas aeruginosa. Nucleic Acids Research, 42(11), https://doi.org/10.1093/nar/gku309

CsrA/RsmA homologs are an extensive family of ribonucleic acid (RNA)-binding proteins that function as global post-transcriptional regulators controlling important cellular processes such as secondary metabolism, motility, biofilm formation and the p... Read More about A sequence-based approach for prediction of CsrA/RsmA targets in bacteria with experimental validation in Pseudomonas aeruginosa.

Structural basis for native agonist and synthetic inhibitor recognition by the Pseudomonas aeruginosa quorum sensing regulator PqsR (MvfR) (2013)
Journal Article
Ilangovan, A., Fletcher, M., Rampioni, G., Pustelny, C., Rumbaugh, K., Heeb, S., Cámara, M., Truman, A., Chhabra, S. R., Emsley, J., & Williams, P. (2013). Structural basis for native agonist and synthetic inhibitor recognition by the Pseudomonas aeruginosa quorum sensing regulator PqsR (MvfR). PLoS Pathogens, 9(7), Article e1003508. https://doi.org/10.1371/journal.ppat.1003508

Bacterial populations co-ordinate gene expression collectively through quorum sensing (QS), a cell-to-cell communication mechanism employing diffusible signal molecules. The LysR-type transcriptional regulator (LTTR) protein PqsR (MvfR) is a key comp... Read More about Structural basis for native agonist and synthetic inhibitor recognition by the Pseudomonas aeruginosa quorum sensing regulator PqsR (MvfR).

A novel virulence strategy for Pseudomonas aeruginosa mediated by an autotransporter with arginine-specific aminopeptidase activity (2012)
Journal Article
Luckett, J., Darch, O., Watters, C., AbuOun, M., Wright, V., Paredes-Osses, E., Ward, J., Goto, H., Heeb, S., Pommier, S., Rumbaugh, K. P., Cámara, M., & Hardie, K. R. (2012). A novel virulence strategy for Pseudomonas aeruginosa mediated by an autotransporter with arginine-specific aminopeptidase activity. PLoS Pathogens, 8(8), Article e1002854. https://doi.org/10.1371/journal.ppat.1002854

The opportunistic human pathogen, Pseudomonas aeruginosa, is a major cause of infections in chronic wounds, burns and the lungs of cystic fibrosis patients. The P. aeruginosa genome encodes at least three proteins exhibiting the characteristic three... Read More about A novel virulence strategy for Pseudomonas aeruginosa mediated by an autotransporter with arginine-specific aminopeptidase activity.