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Printable Handouts
Navigable Slide Index
- Introduction
- Why the interest in symbiosis?
- Bacterial cell surface carbohydrates
- Adaptation of the bacterial cell surface
- The symbiotic infection process
- Rhizobium - "nod factors"
- Microbes and plant defense
- Nod factors and host defense
- The animal/plant innate defense response
- Chitin and nod factor recognition: a comparison
- Rhizobium LPS structures
- Rhizobial lipid A
- Other rhizobial lipid A structures
- Rhizobial lipid A 27-hydroxyoctacosanoic acid
- The phenotype of an acpXL mutant
- Changes in the bacteroid lipid A structure
- Removal of OPS alters cell surface ionic character
- The plant defense response to rhizobial LPS
- Some questions to answer
- Acknowledgements
Topics Covered
- Bacterial carbohydrates in microbe-host interactions
- Rhizobium cell surface carbohydrates and their role in forming a nitrogen-fixing symbiosis with their host legume
- Adaptation of bacterial cell surface carbohydrate structures in response to the host cell
- Production of a lipochitin oligosaccharide (LCO) by Rhizobium in response to flavonoids produced by the legume host
- Structures and relationship to a host defense response
- The plant defense response to rhizobial LCO
- The function of Rhizobial LCO as a microbial associated molecular pattern (MAMP)
- MAMP-triggered immunity
- Effector triggered immunity
- Rhizobial lipopolysaccharides (LPSs) in symbiosis
- Structures of the different LPS structural regions (lipid A, core oligosaccharide, and O-antigen polysaccharide) and their function in symbiosis
- The perception of rhizobial LPSs by the host
- Is rhizobial LPS a PAMP?
- Future research with LPS
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Talk Citation
Carlson, R. (2012, November 27). The role of bacterial carbohydrates in microbe-plant interactions: Rhizobium- legume nitrogen-fixing symbiosis [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved November 9, 2024, from https://doi.org/10.69645/XIST7128.Export Citation (RIS)
Publication History
Financial Disclosures
- Prof. Russell Carlson has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.
The role of bacterial carbohydrates in microbe-plant interactions: Rhizobium- legume nitrogen-fixing symbiosis
Published on November 27, 2012
52 min
A selection of talks on Plant & Animal Sciences
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