Search Results - "Carabeo, Rey A"
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Dynamin-dependent entry of Chlamydia trachomatis is sequentially regulated by the effectors TarP and TmeA
Published in Nature communications (10-06-2024)“…Chlamydia invasion of epithelial cells is a pathogen-driven process involving two functionally distinct effectors – TarP and TmeA. They collaborate to promote…”
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The role of infected epithelial cells in Chlamydia -associated fibrosis
Published in Frontiers in cellular and infection microbiology (17-05-2023)“…Ocular, genital, and anogenital infection by the obligate intracellular pathogen have been consistently associated with scar-forming sequelae. In cases of…”
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The iron-dependent repressor YtgR is a tryptophan-dependent attenuator of the trpRBA operon in Chlamydia trachomatis
Published in Nature communications (22-12-2020)“…The trp operon of Chlamydia trachomatis is organized differently from other model bacteria. It contains trpR , an intergenic region (IGR), and the biosynthetic…”
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Host Cell Amplification of Nutritional Stress Contributes To Persistence in Chlamydia trachomatis
Published in mBio (20-12-2022)“…Persistence, a viable but non-replicating growth state, has been implicated in diseases caused by Chlamydia trachomatis. Starvation of distinct nutrients…”
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Chlamydia trachomatis modulates the expression of JAK-STAT signaling components to attenuate the type II interferon response of epithelial cells
Published in mBio (28-08-2024)“…has adapted to subvert signaling in epithelial cells to ensure successful intracellular development. Interferon-γ (IFNγ) produced by recruited lymphocytes…”
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Chlamydia trachomatis induces the transcriptional activity of host YAP in a Hippo-independent fashion
Published in Frontiers in cellular and infection microbiology (27-02-2023)“…The obligate intracellular pathogen Chlamydia trachomatis is the causative agent of the most common bacterial sexually transmitted disease worldwide. While the…”
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Alternatively Activated Macrophages Are Host Cells for Chlamydia trachomatis and Reverse Anti-chlamydial Classically Activated Macrophages
Published in Frontiers in microbiology (07-05-2019)“…The obligate intracellular pathogen (Ctr) is the causative agent of the most common form of sexually transmitted disease in the United States. Genital…”
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Human guanylate binding proteins potentiate the anti-chlamydia effects of interferon-gamma
Published in PloS one (04-08-2009)“…Chlamydiae are obligate intracellular pathogens that are sensitive to pro-inflammatory cytokine interferon-gamma. IFN-gamma-inducible murine p47 GTPases have…”
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Ironing Out the Unconventional Mechanisms of Iron Acquisition and Gene Regulation in Chlamydia
Published in Frontiers in cellular and infection microbiology (08-09-2017)“…The obligate intracellular pathogen , along with its close species relatives, is known to be strictly dependent upon the availability of iron. Deprivation of…”
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The Chlamydia Effector TarP Mimics the Mammalian Leucine-Aspartic Acid Motif of Paxillin to Subvert the Focal Adhesion Kinase during Invasion
Published in The Journal of biological chemistry (31-10-2014)“…Host cell signal transduction pathways are often targets of bacterial pathogens, especially during the process of invasion when robust actin remodeling is…”
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Characterization of the Growth of Chlamydia trachomatis in In Vitro -Generated Stratified Epithelium
Published in Frontiers in cellular and infection microbiology (10-10-2017)“…infection targets the mucosal epithelium, where squamous and columnar epithelia can be found. Research on -epithelia interaction has predominantly focused on…”
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Chlamydia species-dependent differences in the growth requirement for lysosomes
Published in PloS one (08-03-2011)“…Genome reduction is a hallmark of obligate intracellular pathogens such as Chlamydia, where adaptation to intracellular growth has resulted in the elimination…”
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Metabolic model guided CRISPRi identifies a central role for phosphoglycerate mutase in Chlamydia trachomatis persistence
Published in mSystems (23-07-2024)“…Upon nutrient starvation, serovar L2 (CTL) shifts from its normal growth to a non-replicating form, termed persistence. It is unclear if persistence reflects…”
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Chlamydial entry involves TARP binding of guanine nucleotide exchange factors
Published in PLoS pathogens (01-03-2008)“…Chlamydia trachomatis attachment to cells induces the secretion of the elementary body-associated protein TARP (Translocated Actin Recruiting Protein). TARP…”
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Genomewide Transcriptional Responses of Iron-Starved Chlamydia trachomatis Reveal Prioritization of Metabolic Precursor Synthesis over Protein Translation
Published in mSystems (01-01-2018)“…Iron is essential for growth and development of . Its long-term starvation in cultured mammalian cells leads to production of aberrant noninfectious chlamydial…”
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Vinculin Interacts with the Chlamydia Effector TarP Via a Tripartite Vinculin Binding Domain to Mediate Actin Recruitment and Assembly at the Plasma Membrane
Published in Frontiers in cellular and infection microbiology (2015)“…The mammalian protein vinculin is often a target of bacterial pathogens to subvert locally host cell actin dynamics. In Chlamydia infection, vinculin has been…”
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Rac interacts with Abi‐1 and WAVE2 to promote an Arp2/3‐dependent actin recruitment during chlamydial invasion
Published in Cellular microbiology (01-09-2007)“…Summary Chlamydiae are Gram‐negative obligate intracellular pathogens to which access to an intracellular environment is fundamental to their development…”
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Cleavage of a putative metal permease in Chlamydia trachomatis yields an iron-dependent transcriptional repressor
Published in Proceedings of the National Academy of Sciences - PNAS (26-06-2012)“…The regulation of iron homeostasis is essential for most organisms, because iron is required for a variety of conserved biochemical processes, yet can be toxic…”
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Pathogenic Puppetry: Manipulation of the Host Actin Cytoskeleton by Chlamydia trachomatis
Published in International journal of molecular sciences (21-12-2019)“…The actin cytoskeleton is crucially important to maintenance of the cellular structure, cell motility, and endocytosis. Accordingly, bacterial pathogens often…”
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Distinct roles of the Chlamydia trachomatis effectors TarP and TmeA in the regulation of formin and Arp2/3 during entry
Published in Journal of cell science (01-10-2022)“…The obligate intracellular pathogen Chlamydia trachomatis manipulates the host actin cytoskeleton to assemble actin-rich structures that drive pathogen entry…”
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