The fliK Gene Is Required for the Resistance of Bacillus thuringiensis to Antimicrobial Peptides and Virulence in Drosophila melanogaster

Autor: Zaynoun Attieh, Carine Mouawad, Agnès Rejasse, Isabelle Jehanno, Stéphane Perchat, Ida K. Hegna, Ole A. Økstad, Mireille Kallassy Awad, Vincent Sanchis-Borja, Laure El Chamy

Publikováno v: Frontiers in Microbiology, Vol 11 (2020)

Antimicrobial peptides (AMPs) are essential effectors of the host innate immune system and they represent promising molecules for the treatment of multidrug resistant microbes. A better understanding of microbial resistance to these defense peptides

Externí odkaz: https://doaj.org/article/91dff1b14e22458a81bf748fa57f9b16

Bacillus thuringiensis CbpA is a collagen binding cell surface protein under c-di-GMP control

Autor: Sarah Finke, Annette Fagerlund, Veronika Smith, Veronica Krogstad, Mimmi Jingxi Zhang, Athanasios Saragliadis, Dirk Linke, Christina Nielsen-LeRoux, Ole Andreas Økstad

Publikováno v: The Cell Surface, Vol 5, Iss , Pp - (2019)

Cyclic diguanylate (c-di-GMP) signalling affects several cellular processes in Bacillus cereus group bacteria including biofilm formation and motility, and CdgF was previously identified as a diguanylate cyclase promoting biofilm formation in B. thur

Externí odkaz: https://doaj.org/article/20668144da474e4d98eebeb01cbefd22

Effects of Aronia melanocarpa Constituents on Biofilm Formation of Escherichia coli and Bacillus cereus

Autor: Marie Bräunlich, Ole A. Økstad, Rune Slimestad, Helle Wangensteen, Karl E. Malterud, Hilde Barsett

Publikováno v: Molecules, Vol 18, Iss 12, Pp 14989-14999 (2013)

Many bacteria growing on surfaces form biofilms. Adaptive and genetic changes of the microorganisms in this structure make them resistant to antimicrobial agents. Biofilm-forming organisms on medical devices can pose serious threats to human health.

Externí odkaz: https://doaj.org/article/053eb19048064f60b619d32128e3f6da

SinR controls enterotoxin expression in Bacillus thuringiensis biofilms.

Autor: Annette Fagerlund, Thomas Dubois, Ole-Andreas Økstad, Emilie Verplaetse, Nathalie Gilois, Imène Bennaceur, Stéphane Perchat, Myriam Gominet, Stéphane Aymerich, Anne-Brit Kolstø, Didier Lereclus, Michel Gohar

Publikováno v: PLoS ONE, Vol 9, Iss 1, p e87532 (2014)

The entomopathogen Bacillus thuringiensis produces dense biofilms under various conditions. Here, we report that the transition phase regulators Spo0A, AbrB and SinR control biofilm formation and swimming motility in B. thuringiensis, just as they co

Externí odkaz: https://doaj.org/article/270b763accff40adbc2c3de15624b327

Adaptation of Bacillus thuringiensis to plant colonization affects differentiation and toxicity

Autor: Gergely Maróti, Yicen Lin, Janet Ka Yan Pang, Ole Andreas Økstad, Ákos T. Kovács, Nicolas J. Tourasse, Mériem Er-Rafik, Monica Alstrup

Publikováno v: mSystems, Vol 6, Iss 5 (2021)
mSystems
Lin, Y, Alstrup, M, Pang, J K Y, Maróti, G, Er-Rafik, M, Tourasse, N, Økstad, O A & Kovács, Á T 2021, ' Adaptation of Bacillus thuringiensis to Plant Colonization Affects Differentiation and Toxicity ', mSystems, vol. 0, no. 0, e00864-21 . https://doi.org/10.1128/mSystems.00864-21

Bacillus cereus group (Bacillus cereus sensu lato) has a diverse ecology, including various species that are vertebrate or invertebrate pathogens. Few isolates from the B. cereus group have however been demonstrated to benefit plant growth. Therefore

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3f13b22140cc4ba1bc5a41a5d8b507bb
https://doi.org/10.1101/2020.12.03.410076