Abstract
Bacteria produce toxins to enhance their competitiveness in the colonization of an environment as well as during an infection. The delivery of toxins into target cells is mediated by several types of secretion systems, among them our focus is Type III and Type VI Secretion Systems (T3SS and T6SS, respectively). A thorough methodology is provided detailing how to identify if cyclic di-GMP signaling plays a role in the P. aeruginosa toxin delivery mediated by T3SS or T6SS. This includes in vitro preparation of the samples for Western blot analysis aiming at detecting possible c-di-GMP-dependent T3SS/T6SS switch, as well as in vivo analysis using the model organism Galleria mellonella to demonstrate the ecological and pathogenic consequence of the switch between these two secretion systems.
Original language | English |
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Title of host publication | Methods in Molecular Biology |
Publisher | Humana Press Inc. |
Pages | 213-224 |
Number of pages | 12 |
DOIs | |
Publication status | Published - 2017 |
Externally published | Yes |
Publication series
Name | Methods in Molecular Biology |
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Volume | 1657 |
ISSN (Print) | 1064-3745 |
Bibliographical note
Publisher Copyright:© Springer Science+Business Media LLC 2017.
ASJC Scopus Subject Areas
- Molecular Biology
- Genetics
Keywords
- Bacterial toxins
- Cyclic di-GMP
- Galleria mellonella
- Pseudomonas aeruginosa
- Type III secretion
- Type VI secretion