Lipid a is more than acyl chains
- PMID: 24711566
- PMCID: PMC4019152
- DOI: 10.1128/IAI.01830-14
Lipid a is more than acyl chains
Abstract
The acyl chain length, number, and distribution have been considered the major factors contributing to this biological activity of lipid A. The charged head groups on the dihexosamine backbone have also been implicated in contributing to this biology. In Neisseria, it has now been shown that loss of the 4' phosphoethanolamine has an impact on virulence in an animal model and on the organism's susceptibility to cationic antimicrobial peptides. Such studies offer potential insight into targets for novel antimicrobial agents.
Comment on
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Phosphoethanolamine decoration of Neisseria gonorrhoeae lipid A plays a dual immunostimulatory and protective role during experimental genital tract infection.Infect Immun. 2014 Jun;82(6):2170-9. doi: 10.1128/IAI.01504-14. Epub 2014 Mar 31. Infect Immun. 2014. PMID: 24686069 Free PMC article.
References
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- Packiam M, Yedery R, Begum AA, Carlson RW, Ganguly J, Sempowski GD, Ventevogel MS, Shafer WM, Jerse AE. 2014. Phosphoethanolamine decoration of Neisseria gonorrhoeae lipid A plays a dual immunostimulatory and protective role during experimental genital tract infection. Infect. Immun. 82:2170–2179. 10.1128/IAI.01504-14 - DOI - PMC - PubMed
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- Hobbs MM, Anderson JE, Balthazar JT, Kandler JL, Carlson RW, Ganguly J, Begum AA, Duncan JA, Lin JT, Sparling PF, Jerse AE, Shafer WM. 2013. Lipid A's structure mediates Neisseria gonorrhoeae fitness during experimental infection of mice and men. mBio 4(6):e00892-13. 10.1128/mBio.00892-13 - DOI - PMC - PubMed
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