Results 51 to 60 of about 8,350 (160)

An evaluation of the anti-inflammatory properties of the pregnane X receptor gene isoforms PXR1 and PXR3

open access: yesEuropean Journal of Inflammation, 2019
The pregnane X receptor (PXR) is a nuclear receptor (NR) that primarily activates genes involved in drug metabolism. However, PXR also suppresses inflammation.
Jerusalem Alleyne
doaj   +1 more source

Diet–Microbiome–Immune Interactions at the Gut Mucosa in Food Allergy: Mechanisms, Gaps, and Therapeutic Implications

open access: yesAllergy, EarlyView.
ABSTRACT Mucosal surfaces are sites of highly dynamic interactions among epithelial and immune cells, environmental exposures, particularly dietary inputs, and the diverse microbial communities and their metabolites. These elements continually influence each other to maintain homeostasis and ensure appropriate immune discrimination between pathogens ...
Clara Delaroque   +5 more
wiley   +1 more source

Efeito de ligantes dos receptores nucleares PXR e VDR na expressão de genes de biotransformação no fígado e intestino de peixes Danio rerio [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Biológicas, Programa de Pós-Graduação em Bioquímica, Florianópolis, 2010O receptor de Vitamina D (VDR) e o receptor Pregnano X (PXR) são receptores nucleares e agem como ...
Siebert, Marília Nardelli
core  

4β-Hydroxycholesterol Signals From the Liver to Regulate Peripheral Cholesterol Transporters

open access: yesFrontiers in Pharmacology, 2020
Activation of pregnane X receptor (PXR) elevates circulating 4β-hydroxycholesterol (4βHC), an agonist of liver X receptor (LXR). PXR may also regulate 25-hydroxycholesterol and 27-hydroxycholesterol.
Tuire Salonurmi   +21 more
doaj   +1 more source

The emerging role of the Hippo signaling pathway in interorgan crosstalk

open access: yesThe FEBS Journal, EarlyView.
Hippo signaling functions as a central hub of interorgan communication. Systemic cues from the gut, adipose tissue, and skeletal muscle—including hormones, metabolites, and microbial signals—regulate YAP/TAZ activity in a tissue‐ and context‐dependent manner.
Gahyeon Song   +2 more
wiley   +1 more source

Glucocorticoids modulate drug transporter function in human fetal brain endothelial cells

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend P‐glycoprotein and breast cancer resistance protein are the most prominent drug transporters at the fetal blood–brain barrier. We isolated primary human fetal brain endothelial cells from early and mid‐gestation cerebral microvessels and exposed them to glucocorticoids cortisol and dexamethasone in vitro.
Nikola Ivanovski   +3 more
wiley   +1 more source

Conservation of signaling pathways of xenobiotic-sensing orphan nuclear receptors, chicken xenobiotic receptor, constitutive androstane receptor, and pregnane X receptor, from birds to humans [PDF]

open access: yes, 2001
Chicken xenobiotic receptor, pregnane X receptor, and constitutive androstane receptor are orphan nuclear receptors that have recently been discovered to regulate drug- and steroid-mediated induction of hepatic cytochromes P450 (CYP).
Stockli, J.   +4 more
core  

The Role of Adopted Orphan Nuclear Receptors in the Regulation of an Organic Anion Transporting Polypeptide 1B1 (OATP1B1) under the Action of Sex Hormones

open access: yesCurrent Issues in Molecular Biology, 2023
Organic anion transporting polypeptide 1B1 (OATP1B1) is an influx transporter protein of the SLC superfamily, expressed mainly in the liver and some tumor cells. The mechanisms of its regulation are being actively studied.
Aleksey V. Shchulkin   +4 more
doaj   +1 more source

A review of xenobiotic membrane transporter expression within the human placenta: Lessons gained from primary tissue and in vitro methodologies

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend A summary of the current knowledge around membrane transporter expression in the most widely used in vitro models of human trophoblasts, including primary placental tissue, cancer cell lines and trophoblast stem cells, as well as the techniques to attempt to mimic the human placenta in vivo.
Rhiannon Pass   +2 more
wiley   +1 more source

NUBIScan, an in silico approach for prediction of nuclear receptor response elements [PDF]

open access: yes, 2002
Nuclear receptors (NRs) are transcription factors activated by a multitude of hormones, other endogenous substances, and exogenous molecules. These proteins modulate the regulation of target genes by contacting their promoter or enhancer sequences at ...
Kaufmann, M. R.   +3 more
core  

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