Lipid A structural modifications in extreme conditions and identification of unique modifying enzymes to define the Toll-like receptor 4 structure-activity relationship

AJ Scott, BL Oyler, DR Goodlett, RK Ernst - Biochimica et Biophysica Acta …, 2017 - Elsevier
Strategies utilizing Toll-like receptor 4 (TLR4) agonists for treatment of cancer, infectious
diseases, and other targets report promising results. Potent TLR4 antagonists are also …

Biosynthesis and structure–activity relationships of the lipid a family of glycolipids

X Xiao, K Sankaranarayanan, C Khosla - Current opinion in chemical …, 2017 - Elsevier
Highlights•The glycolipid Lipid A is the conserved, amphipathic moiety of LPS.•Lipid A binds
to certain Toll like receptors and caspases with high affinity.•Bacteria alter their Lipid A …

Host-based lipid inflammation drives pathogenesis in Francisella infection

AJ Scott, JM Post, R Lerner, SR Ellis… - Proceedings of the …, 2017 - National Acad Sciences
Mass spectrometry imaging (MSI) was used to elucidate host lipids involved in the
inflammatory signaling pathway generated at the host–pathogen interface during a septic …

Mass spectrometry analysis of intact Francisella bacteria identifies lipid A structure remodeling in response to acidic pH stress

CB Robert, M Thomson, A Vercellone, F Gardner… - Biochimie, 2017 - Elsevier
Structural modification of lipid A, the lipid anchor of LPS, is one of the strategies used by
Gram-negative bacteria to evade host innate immunity. Francisella tularensis is a human …

An avirulent Burkholderia pseudomalleipurM strain with atypical type B LPS: expansion of the toolkit for biosafe studies of melioidosis

MH Norris, MS Rahman Khan, HP Schweizer… - BMC microbiology, 2017 - Springer
Background The work was undertaken to expand the tools available for researching
Burkholderia pseudomallei (Bp), the etiological agent of the tropical disease melioidosis …

A spontaneous mutation in kdsD, a biosynthesis gene for 3 Deoxy-D-manno-Octulosonic Acid, occurred in a ciprofloxacin resistant strain of Francisella tularensis …

T Chance, J Chua, RG Toothman, JT Ladner, JE Nuss… - PLoS …, 2017 - journals.plos.org
Francisella tularensis, a gram–negative facultative intracellular bacterial pathogen, is the
causative agent of tularemia and able to infect many mammalian species, including humans …

Characterization of the Xylella fastidiosa PD1311 gene mutant and its suppression of Pierce's disease on grapevines

L Hao, K Johnson, L Cursino… - Molecular plant …, 2017 - Wiley Online Library
Xylella fastidiosa causes Pierce's disease (PD) on grapevines, leading to significant
economic losses in grape and wine production. To further our understanding of X. fastidiosa …

Effects of lipid A acyltransferases on the pathogenesis of F. novicida

J Yun, X Wang, L Zhang, Y Li - Microbial Pathogenesis, 2017 - Elsevier
Francisella novicida is a gram-negative pathogen commonly used to study infections by the
potential bioterrorism agent, Francisella tularensis. The Francisella lipid A structure has …

[PDF][PDF] Camille ROBERT

J NIGOU - 2017 - core.ac.uk
Francisella tularensis is an intracellular human pathogen able to infect and replicate within
phagocytic cells without triggering any immune response, in part via the production of an …

Evaluation du potentiel thérapeutique d'un mannodendrimère anti-inflammatoire dans un modèle murin d'infection par Francisella tularensis

C Robert - 2017 - theses.hal.science
Francisella tularensis est une bactérie intracellulaire à Gram négatif et l'un des agents les
plus infectieux connu à l'heure actuelle, en particulier par voie respiratoire. L'inhalation …