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Université de Fribourg

Draft genome sequence of a blaNDM-1- and blaOXA-244-carrying multidrug-resistant Escherichia coli D-ST69 clinical isolate from Egypt

Soliman, Ahmed M. ; Ramadan, Hazem ; Sadek, Mustafa ; Nariya, Hirofumi ; Shimamoto, Toshi ; Hiott, Lari M. ; Frye, Jonathan G. ; Jackson, Charlene R. ; Shimamoto, Tadashi

In: Journal of Global Antimicrobial Resistance, 2020, vol. 22, p. 832–834

Objectives: This study describes the first draft genome sequence of a multidrug- resistant (MDR) Escherichia coli D-ST69 clinical isolate from Egypt carrying blaNDM-1 and blaOXA-244.Methods: The strain was isolated in December 2014 from a wound pus swab of a male patient in the city of Kafr El-Sheikh using MacConkey agar containing 2 μg/mL meropenem. The strain was subjected to antimicrobial ...

Università della Svizzera italiana

Memory T cells in latent mycobacterium tuberculosis infection are directed against three antigenic islands and largely contained in a CXCR3+CCR6+ Th1 subset

Lindestam Arlehamn, Cecilia S. ; Gerasimova, Anna ; Mele, Federico ; Henderson, Ryan ; Swann, Justine ; Greenbaum, Jason A. ; Kim, Yohan ; Sidney, John ; James, Eddie A. ; Taplitz, Randy ; McKinney, Denise M. ; Kwok, William W. ; Grey, Howard ; Sallusto, Federica ; Peters, Bjoern ; Sette, Alessandro

In: Plos pathogens, 2013, vol. 9, no. 1, p. e1003130

An understanding of the immunological footprint of Mycobacterium tuberculosis (MTB) CD4 T cell recognition is still incomplete. Here we report that human Th1 cells specific for MTB are largely contained in a CXCR3+CCR6+ memory subset and highly focused on three broadly immunodominant antigenic islands, all related to bacterial secretion systems. Our results refute the notion that secreted...

Université de Fribourg

Secondary metabolites from Triclisia gilletii (De Wild) Staner (Menispermaceae) with antimycobacterial activity against Mycobacterium tuberculosis

Tiam, Eric Robert ; Ngono Bikobo, Dominique Serge ; Zintchem, Auguste Abouem A. ; Mbabi Nyemeck II, Norbert ; Moni Ndedi, Esther Del Florence ; Betote Diboué, Patrick Hervé ; Nyegue, Maximilienne Ascension ; Atchadé, Alex de Théodore ; Pegnyemb, Dieudonné Emmanuel ; Bochet, Christian G. ; Koert, Ulrich

In: Natural Product Research, 2019, vol. 33, no. 5, p. 642–650

Triclisinone (2), a new ochnaflavone derivative, was isolated from the aerial parts of Triclisia gilletii, along with known drypemolundein B (1) and eight other known compounds. The chemical shifts of drypemolundein B (1) have been partially revised based on reinterpretation of NMR spectroscopic data. The eight other secondary metabolites are composed of: (+)-nonacosan-10-ol (3); stigmasterol...