Results 151 to 160 of about 69,599 (292)

Allyl sulfur compounds and cellular detoxification system: effects and perspectives in cancer therapy [PDF]

open access: yes, 2011
Natural organosulfur compounds (OSCs) have been shown to have chemopreventive effects and to suppress the proliferation of tumor cells in vitro through the induction of apoptosis.
Melino, S, Paci, M, Sabelli, R
core   +1 more source

SVM Model for Identification of human GPCRs [PDF]

open access: yesJournal of Computing, Volume 2, Issue 2, February 2010, https://sites.google.com/site/journalofcomputing/, 2010
G-protein coupled receptors (GPCRs) constitute a broad class of cell-surface receptors in eukaryotes and they possess seven transmembrane a-helical domains. GPCRs are usually classified into several functionally distinct families that play a key role in cellular signalling and regulation of basic physiological processes.
arxiv  

A Thermodynamic Model for Receptor Clustering [PDF]

open access: yes, 1999
Intracellular signaling often arises from ligand-induced oligomerization of cell surface receptors. This oligomerization or clustering process is fundamentally a cooperative behavior between near-neighbor receptor molecules; the properties of this cooperative process clearly affects the signal transduction.
arxiv   +1 more source

Investigating the molecular basis for the constitutive activity of the nuclear hormone receptor CAR [PDF]

open access: yes, 2006
Der constitutive androstane receptor (CAR) gehört zur Superfamilie der Kernhormon-Rezeptoren. Die einzelnen Mitglieder dieser Familie stellen liganden-aktivierte Transkriptionsfaktoren dar, die zahlreiche zelluläre Prozesse regulieren, darunter sowohl ...
Windshügel, Björn Anselm
core   +1 more source

Discovery of novel oestrogen receptor α agonists and antagonists by screening a revisited privileged structure moiety for nuclear receptors

open access: yesScientific Reports, 2019
Bisphenol A (BPA) is used as an industrial raw material for polycarbonate plastics and epoxy resins; however, various concerns have been reported regarding its status as an endocrine-disrupting chemical.
Takahiro Masuya   +3 more
doaj   +1 more source

Hepatic microRNA profiles offer predictive and mechanistic insights after exposure to genotoxic and epigenetic hepatocarcinogens. [PDF]

open access: yes, 2012
In recent years, accumulating evidence supports the importance of microRNAs in liver physiology and disease; however, few studies have examined the involvement of these noncoding genes in chemical hepatocarcinogenesis.
Currie, RA   +3 more
core   +1 more source

Structure and dynamics of dynorphin peptide and its receptor [PDF]

open access: yesarXiv, 2019
Dynorphin is a neuropeptide involved in pain, addiction and mood regulation. It exerts its activity by binding to the kappa opioid receptor (KOP) which belongs to the large family of G-protein coupled receptors. The dynorphin peptide was discovered in 1975, while its receptor was cloned in 1993.
arxiv  

Constitutive Androstane Receptor Differentially Regulates Bile Acid Homeostasis in Mouse Models of Intrahepatic Cholestasis

open access: yesHepatology Communications, 2018
Bile acid (BA) homeostasis is tightly regulated by multiple transcription factors, including farnesoid X receptor (FXR) and small heterodimer partner (SHP).
K. Kim   +9 more
semanticscholar   +1 more source

The evolution of drug-activated nuclear receptors: one ancestral gene diverged into two xenosensor genes in mammals [PDF]

open access: yes, 2004
BACKGROUND: Drugs and other xenobiotics alter gene expression of cytochromes P450 (CYP) by activating the pregnane X receptor (PXR) and constitutive androstane receptor (CAR) in mammals.
Blättler, Sharon   +8 more
core   +3 more sources

Detection in Molecular Communications with Ligand Receptors under Molecular Interference [PDF]

open access: yesarXiv, 2020
Molecular Communications (MC) is a bio-inspired communication technique that uses molecules to transfer information among bio-nano devices. In this paper, we focus on the detection problem for biological MC receivers employing ligand receptors to infer the transmitted messages encoded into the concentration of molecules, i.e., ligands.
arxiv  

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