Results 31 to 40 of about 66,077 (262)

Repression of Aryl Hydrocarbon Receptor (AHR) Signaling by AHR Repressor: Role of DNA Binding and Competition for AHR Nuclear Translocator [PDF]

open access: yesMolecular Pharmacology, 2008
Activation of the aryl hydrocarbon receptor (AHR) by 2,3,7,8-tetrachlorodibenzo-p-dioxin causes altered gene expression and toxicity. The AHR repressor (AHRR) inhibits AHR signaling through a proposed mechanism involving competition with AHR for dimerization with AHR nuclear translocator (ARNT) and binding to AHR-responsive enhancer elements (AHREs ...
Brad R, Evans   +7 more
openaire   +2 more sources

Dynamics of REL, RELA and IRF1 transcription factor expression in U937 macrophages after dioxin exposure

open access: yesВавиловский журнал генетики и селекции, 2017
The aryl hydrocarbon receptor (AhR), a ligand- activated transcription factor, participates in a wide range of critical cellular events in response to endogenous signals or xenobiotic chemicals. 2,3,7,8-tetrachlorodibenzo-para-dioxin (TCDD) is one of the
E. V. Kashina   +5 more
doaj   +1 more source

Proton Pump Inhibitors Increase the Risk of Autoimmune Diseases: A Nationwide Cohort Study

open access: yesFrontiers in Immunology, 2021
BackgroundPrevious study revealed proton pump inhibitors (PPIs) have an effect on gut microbiota. Alteration of the microbiome causes changes of the host immune system and then induces the development of autoimmune diseases (ADs).
Sheng-Hong Lin   +19 more
doaj   +1 more source

Risk of incident autoimmune diseases in patients with thymectomy

open access: yesAnnals of Clinical and Translational Neurology, 2020
Objectives The data concerning the association between Tx and ADs remain unclear and are scarce. This study was undertaken to investigate whether people with Tx are more likely to develop ADs, compared to those without Tx.
Tzu‐Min Lin   +9 more
doaj   +1 more source

piRNA-associated proteins and retrotransposons are differentially expressed in murine testis and ovary of aryl hydrocarbon receptor deficient mice [PDF]

open access: yesOpen Biology, 2016
Previous studies suggested that the aryl hydrocarbon receptor (AhR) contributes to mice reproduction and fertility. However, the mechanisms involved remain mostly unknown.
Eva M. Rico-Leo   +16 more
doaj   +1 more source

Identification of Modulators of the C. elegans Aryl Hydrocarbon Receptor and Characterization of Transcriptomic and Metabolic AhR-1 Profiles

open access: yesAntioxidants, 2022
The Aryl hydrocarbon Receptor (AhR) is a xenobiotic sensor in vertebrates, regulating the metabolism of its own ligands. However, no ligand has been identified to date for any AhR in invertebrates. In C.
Lucie Larigot   +22 more
doaj   +1 more source

Subtype‐specific enhancer RNAs define transcriptional regulators and prognosis in breast cancers

open access: yesMolecular Oncology, EarlyView.
This study employed machine learning methodologies to perform the subtype‐specific classification of RNA‐seq data sets, which are mapped on enhancers from TCGA‐derived breast cancer patients. Their integration with gene expression (referred to as ProxCReAM eRNAs) and chromatin accessibility profiles has the potential to identify lineage‐specific and ...
Aamena Y. Patel   +6 more
wiley   +1 more source

High AHR expression in breast tumors correlates with expression of genes from several signaling pathways namely inflammation and endogenous tryptophan metabolism. [PDF]

open access: yesPLoS ONE, 2018
Increasing epidemiological and animal experimental data provide substantial support for the role of aryl hydrocarbon receptor (AhR) in mammary tumorigenesis.
Sophie Vacher   +7 more
doaj   +1 more source

Canine Coronavirus Activates Aryl Hydrocarbon Receptor during In Vitro Infection

open access: yesViruses, 2022
The aryl hydrocarbon receptor (AhR) is a ligand-activated transcription factor that interacts with substrates, including microbial metabolites.
Claudia Cerracchio   +3 more
doaj   +1 more source

Finding novel vulnerabilities of hypomorphic BRCA1 alleles

open access: yesMolecular Oncology, EarlyView.
Synthetic lethality screens performed to identify novel vulnerabilities often model complete gene loss, thereby overlooking patient‐derived hypomorphic mutations. In this study, we have performed genome‐wide CRISPR screens on BRCA1 hypomorphic mutations, showing BRCA1I26A behaves like wild‐type, while BRCA1R1699Q mimics deficiency. Furthermore, we have
Anne Schreuder   +10 more
wiley   +1 more source

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