Results 41 to 50 of about 10,479 (197)

CD-MPR: Quo Vadis? [PDF]

open access: yes, 2003
Lysosomes are membrane-bound organelles that serve in the degradation of many extracellular and intracellular macromolecules. Lysosomal biogenesis depends on the delivery of newly synthesized lysosomal hydrolases. This process requires the acquisition
Stöckli, Jacqueline
core   +1 more source

Regulation of hepatic heme synthesis by drugs, bile acids and nutrition : a transcriptional network regulating [delta]-aminolevulinic acid synthase 1 (ALAS1) [PDF]

open access: yes, 2008
ALAS1 is the rate limiting enzyme of heme synthesis. It is highly inducible in liver in cases of increased heme demand, such as drug metabolism or in inducible hepatic porphyrias.
Peyer, Anne-Kathrin
core   +1 more source

The Pregnane X Receptor and Indole-3-Propionic Acid Shape the Intestinal Mesenchyme to Restrain Inflammation and FibrosisSummary

open access: yesCellular and Molecular Gastroenterology and Hepatology, 2023
Background & Aims: Fibrosis is a common complication of inflammatory bowel diseases (IBDs). The pregnane X receptor (PXR) (encoded by NR1I2) suppresses intestinal inflammation and has been shown to influence liver fibrosis.
Kyle L. Flannigan   +8 more
doaj   +1 more source

Effect of pregnane X receptor ligands on transport mediated by human OATP1B1 and OATP1B3 [PDF]

open access: yes, 2008
The pregnane X receptor is a ligand-activated transcription factor that is abundantly expressed in hepatocytes. Numerous drugs are pregnane X receptor ligands. To bind to their receptor they must cross the sinusoidal membrane.
Mock, M   +6 more
core   +1 more source

Associations between Pregnane X Receptor and Breast Cancer Growth and Progression

open access: yesCells, 2020
Pregnane X receptor (PXR, NR1I2) is a member of the ligand-activated nuclear receptor superfamily. This receptor is promiscuous in its activation profile and is responsive to a broad array of both endobiotic and xenobiotic ligands.
Bradley A. Creamer   +7 more
doaj   +1 more source

Resveratrol Suppresses the Inducible Expression of CYP3A4 Through the Pregnane X Receptor

open access: yesJournal of Pharmacological Sciences, 2014
.: The pregnane X receptor (PXR, NR1I2), a member of the nuclear receptor superfamily, is activated by a number of clinically prescribed drugs and herbal extracts.
Rongrong Deng   +10 more
doaj   +1 more source

Mechanistic studies of the phenobarbital-type induction of cytochromes P450 : role of AMP-activated protein kinase [PDF]

open access: yes, 2007
Inside the liver cells there are sophisticated mechanisms that have evolved over millions of years to metabolize toxic substances, many of which are fat-soluble compounds making them difficult for the body to excrete.
Blättler, Sharon
core   +1 more source

Role of metabolic nuclear receptors in acute liver injury and drug-induced hepatotoxicity

open access: yesPharmacological Research
Metabolic nuclear receptors (NRs) are ligand-activated transcription factors central to metabolic homeostasis and detoxification. While their roles in chronic liver diseases have been reviewed, comprehensive reviews specifically addressing the role of ...
Liangliang Nie   +4 more
doaj   +1 more source

The Decrease in Farnesoid X Receptor, Pregnane X Receptor and Constitutive Androstane Receptor in the Liver after Intestinal Ischemia-Reperfusion

open access: yesJournal of Pharmacy & Pharmaceutical Sciences, 2012
Purpose. Intestinal ischemia-reperfusion (I/R) damages remote organs, including the liver, and promotes multi-organ failure (MOF). However, the molecular mechanisms underlying acute liver injury after intestinal I/R have not been completely elucidated ...
Jiro Ogura   +13 more
doaj   +1 more source

Mangrove Tirucallane- and Apotirucallane-Type Triterpenoids: Structure Diversity of the C-17 Side-Chain and Natural Agonists of Human Farnesoid/Pregnane–X–Receptor

open access: yesMarine Drugs, 2018
Ten new triterpenoid compounds with structure diversity of the C-17 side-chain, including nine tirucallanes, named xylocarpols A⁻E (1⁻5) and agallochols A⁻D (6⁻9), and an apotirucallane, named 25-dehydroxy protoxylogranatin B (10),
Zhong-Ping Jiang   +6 more
doaj   +1 more source

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