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Marion Dupuis

Researcher at University of Toulouse

Publications -  56
Citations -  1270

Marion Dupuis is an academic researcher from University of Toulouse. The author has contributed to research in topics: Francisella tularensis & Medicine. The author has an hindex of 17, co-authored 44 publications receiving 1119 citations. Previous affiliations of Marion Dupuis include University of Paris & French Institute of Health and Medical Research.

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Broad, Intense Anti-Human Immunodeficiency Virus (HIV) Ex Vivo CD8+ Responses in HIV Type 1-Infected Patients: Comparison with Anti-Epstein-Barr Virus Responses and Changes during Antiretroviral Therapy

TL;DR: The findings suggest that the CD8+ hyperlymphocytosis commonly observed in HIV infection is driven mainly by virus replication, through intense, continuous activation of HIV-specificCD8+ T cells until ultimate progression toward disease.
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Weak anti-HIV CD8+ T-cell effector activity in HIV primary infection

TL;DR: The weakness of the immune response during HIV PI could partially account for the failure to control HIV and have potential importance for defining immunotherapeutic strategies and establishing the goals for effective vaccination.
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Glutathione provides a source of cysteine essential for intracellular multiplication of Francisella tularensis.

TL;DR: Evidence is presented that the capacity this intracellular bacterial pathogen has evolved to utilize the available GSH, as a source of cysteine in the host cytosol, constitutes a paradigm of bacteria–host adaptation.
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Hfq, a novel pleiotropic regulator of virulence-associated genes in Francisella tularensis.

TL;DR: It is demonstrated that Hfq promotes resistance to several cellular stresses and appears to be a new pleiotropic regulator of virulence in F. tularensis, acting mostly as a repressor, in contrast to the other regulators identified so far.
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The heat‐shock protein ClpB of Francisella tularensis is involved in stress tolerance and is required for multiplication in target organs of infected mice

TL;DR: It is demonstrated here that ClpB of F. tularensis live vaccine strain (LVS) is important for resistance to cellular stress and promoter analysis shows that the transcriptional start is preceded by a σ32‐like promoter sequence and expression of clpB is induced by heat shock, indicating that expression of ClpP is dependent on the heat‐shock response mediated by ρ32, the only alternative σ‐factor present in Francisella.