Search Results - "Paszek, Pawel"
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Application of Sensitivity Analysis to Discover Potential Molecular Drug Targets
Published in International journal of molecular sciences (13-06-2022)“…Mathematical modeling of signaling pathways and regulatory networks has been supporting experimental research for some time now. Sensitivity analysis, aimed at…”
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Fenamate NSAIDs inhibit the NLRP3 inflammasome and protect against Alzheimer’s disease in rodent models
Published in Nature communications (11-08-2016)“…Non-steroidal anti-inflammatory drugs (NSAIDs) inhibit cyclooxygenase-1 (COX-1) and COX-2 enzymes. The NLRP3 inflammasome is a multi-protein complex…”
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Integration of Kinase and Calcium Signaling at the Level of Chromatin Underlies Inducible Gene Activation in T Cells
Published in The Journal of immunology (1950) (15-10-2017)“…TCR signaling pathways cooperate to activate the inducible transcription factors NF-κB, NFAT, and AP-1. In this study, using the calcium ionophore ionomycin…”
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Population robustness arising from cellular heterogeneity
Published in Proceedings of the National Academy of Sciences - PNAS (22-06-2010)“…Heterogeneity between individual cells is a common feature of dynamic cellular processes, including signaling, transcription, and cell fate; yet the overall…”
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Live-cell imaging reveals single-cell and population-level infection strategies of Listeria monocytogenes in macrophages
Published in Frontiers in immunology (22-08-2023)“…Pathogens have developed intricate strategies to overcome the host’s innate immune responses. In this paper we use live-cell microscopy with a single bacterium…”
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Signal transduction controls heterogeneous NF-κB dynamics and target gene expression through cytokine-specific refractory states
Published in Nature communications (06-07-2016)“…Cells respond dynamically to pulsatile cytokine stimulation. Here we report that single, or well-spaced pulses of TNFα (>100 min apart) give a high probability…”
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Quantitative analysis of competitive cytokine signaling predicts tissue thresholds for the propagation of macrophage activation
Published in Science signaling (24-07-2018)“…Toll-like receptor (TLR) signaling regulates macrophage activation and effector cytokine propagation in the constrained environment of a tissue. In macrophage…”
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Dynamic NF-κB and E2F interactions control the priority and timing of inflammatory signalling and cell proliferation
Published in eLife (17-05-2016)“…Dynamic cellular systems reprogram gene expression to ensure appropriate cellular fate responses to specific extracellular cues. Here we demonstrate that the…”
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Variability of the innate immune response is globally constrained by transcriptional bursting
Published in Frontiers in molecular biosciences (27-06-2023)“…Transcription of almost all mammalian genes occurs in stochastic bursts, however the fundamental control mechanisms that allow appropriate single-cell…”
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Post-transcriptional regulatory feedback encodes JAK-STAT signal memory of interferon stimulation
Published in Frontiers in immunology (27-09-2022)“…Immune cells fine tune their responses to infection and inflammatory cues. Here, using live-cell confocal microscopy and mathematical modelling, we investigate…”
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Stochasticity in the miR-9/Hes1 oscillatory network can account for clonal heterogeneity in the timing of differentiation
Published in eLife (04-10-2016)“…Recent studies suggest that cells make stochastic choices with respect to differentiation or division. However, the molecular mechanism underlying such…”
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Bacterial aggregation facilitates internalin-mediated invasion of Listeria monocytogenes
Published in Frontiers in cellular and infection microbiology (09-07-2024)“…Dissemination of food-borne in the host relies on internalin-mediated invasion, but the underlying invasion strategies remain elusive. Here we use live-cell…”
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Macrophage-Specific NF-κB Activation Dynamics Can Segregate Inflammatory Bowel Disease Patients
Published in Frontiers in immunology (11-09-2019)“…The heterogeneous nature of inflammatory bowel disease (IBD) presents challenges, particularly when choosing therapy. Activation of the NF-κB transcription…”
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Quantitative analysis reveals crosstalk mechanisms of heat shock-induced attenuation of NF-κB signaling at the single cell level
Published in PLoS computational biology (01-04-2018)“…Elevated temperature induces the heat shock (HS) response, which modulates cell proliferation, apoptosis, the immune and inflammatory responses. However,…”
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Heat shock response regulates stimulus-specificity and sensitivity of the pro-inflammatory NF-κB signalling
Published in Cell communication and signaling (24-05-2020)“…Ability to adapt to temperature changes trough the Heat Shock Response (HSR) pathways is one of the most fundamental and clinically relevant cellular response…”
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Single TNFα trimers mediating NF-κ B activation: stochastic robustness of NF-κ B signaling
Published in BMC bioinformatics (09-10-2007)“…Background The NF- Kappa B regulatory network controls innate immune response by transducing variety of pathogen-derived and cytokine stimuli into well defined…”
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Overexpression of IκB⍺ modulates NF-κB activation of inflammatory target gene expression
Published in Frontiers in molecular biosciences (2023)“…Cells respond to inflammatory stimuli such as cytokines by activation of the nuclear factor-κB (NF-κB) signalling pathway, resulting in oscillatory…”
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Stochastic Regulation in Early Immune Response
Published in Biophysical journal (01-02-2006)“…Living cells may be considered noisy or stochastic biochemical reactors. In eukaryotic cells, in which the number of protein or mRNA molecules is relatively…”
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Interactions among oscillatory pathways in NF-kappa B signaling
Published in BMC systems biology (03-02-2011)“…Sustained stimulation with tumour necrosis factor alpha (TNF-alpha) induces substantial oscillations--observed at both the single cell and population…”
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How the Number of Alleles Influences Gene Expression
Published in Journal of statistical physics (01-07-2007)“…The higher organisms, eukaryotes, are diploid and most of their genes have two homological copies (alleles). However, the number of alleles in a cell is not…”
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