We have/pursue common lines of research on the role of gut microbes (commensal and pathogenic) and their impact on the intestinal barrier and the host physiology during homeostasis and disease. In particular, we are interested in studying how bacterial products such as cell wall fragments and toxins cross and modify the intestinal barrier before mediating their effects systemically. Many of these bacterial products have central roles in the development of late onset diseases such as cancer and inflammatory bowel diseases. One of the major outcomes of our common efforts will be to develop host-target therapeutic strategies to counter the damaging effect of toxins or of microbiota dysbiosis associated with diseases.
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Laboratory

Biology and Genetics of Bacterial Cell Wall

Ivo Gomperts Boneca
Laboratory

Bacterial Toxins

Emmanuel Lemichez
Publications
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2023Microbe-mediated intestinal NOD2 stimulation improves linear growth of undernourished infant mice., Science 2023 Feb; 379(6634): 826-833.
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2023Microbiota-induced active translocation of peptidoglycan across the intestinal barrier dictates its within-host dissemination., Proc Natl Acad Sci U S A 2023 Jan; 120(4): e2209936120.
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2023Leptospira interrogans Prevents Macrophage Cell Death and Pyroptotic IL-1β Release through Its Atypical Lipopolysaccharide., J Immunol 2023 Jan; (): .
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2022A Defect in Lipoprotein Modification by Lgt Leads to Abnormal Morphology and Cell Death in Escherichia coli That Is Independent of Major Lipoprotein Lpp., J Bacteriol 2022 Sep; 204(9): e0016422.
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2019A sensitive fluorescence-based assay to monitor enzymatic activity of the essential integral membrane protein Apolipoprotein N-acyltransferase (Lnt)., Sci Rep 2019 11; 9(1): 15978.
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