Results 81 to 90 of about 2,433,325 (381)

Measuring ligand efficacy at the mu-opioid receptor using a conformational biosensor. [PDF]

open access: yes, 2018
The intrinsic efficacy of orthosteric ligands acting at G-protein-coupled receptors (GPCRs) reflects their ability to stabilize active receptor states (R*) and is a major determinant of their physiological effects.
Livingston, Kathryn E   +4 more
core  

Mononuclear Cu(II) complexes of novel salicylidene Schiff bases: synthesis and mesogenic properties [PDF]

open access: yes, 2015
Two new Schiff base ligands 1 and 2 (where 1 = 4-(2-hydroxybenzilidenamino)-phenyl-4-(decyloxy)-2-(pent-4-enyloxy)benzoate, 2 = 4-(4-(decyloxy)-2-hydroxybenziliden amino)-phenyl-4-(decyloxy)-2-(pent-4-enyloxy)benzoate) and their copper (Cu)(II) complexes
Badea, Valentin   +8 more
core   +2 more sources

DNA damage and genome instability by G-quadruplex ligands are mediated by R loops in human cancer cells

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2018
Significance In the past decades, several compounds have been developed specifically targeting G quadruplexes (G4s), as these noncanonical DNA structures are considered promising targets of effective anticancer drugs.
Alessio De Magis   +6 more
semanticscholar   +1 more source

Integration of circadian and hypoxia signaling via non‐canonical heterodimerization

open access: yesFEBS Letters, EarlyView.
CLOCK, BMAL1, and HIFs are basic helix‐loop‐helix and Per‐Arnt‐Sim domain (bHLH‐PAS) proteins, which function as transcription factors. bHLH‐PAS proteins are designated in two classes. Many class I proteins are regulated by environmental signals via their PAS domains, but such signals have not been identified for all.
Sicong Wang, Katja A. Lamia
wiley   +1 more source

Nuclear Hormone Receptors and Their Ligands: Metabolites in Control of Transcription

open access: yesCells, 2020
Nuclear hormone receptors are a family of transcription factors regulated by small molecules derived from the endogenous metabolism or diet. There are forty-eight nuclear hormone receptors in the human genome, twenty of which are still orphans.
Lian Jing Tao   +4 more
doaj   +1 more source

Hydrated Eutectic Electrolyte with Ligand‐Oriented Solvation Shell to Boost the Stability of Zinc Battery [PDF]

open access: bronze, 2022
Mingming Han   +7 more
openalex   +1 more source

Non-equivalence of Wnt and R-spondin ligands during Lgr5+ intestinal stem cell self-renewal

open access: yesNature, 2017
The canonical Wnt/β-catenin signalling pathway governs diverse developmental, homeostatic and pathological processes. Palmitoylated Wnt ligands engage cell-surface frizzled (FZD) receptors and LRP5 and LRP6 co-receptors, enabling β-catenin nuclear ...
Kelley S. Yan   +32 more
semanticscholar   +1 more source

Gut microbiota diversity is prognostic in metastatic hormone receptor‐positive breast cancer patients receiving chemotherapy and immunotherapy

open access: yesMolecular Oncology, EarlyView.
In this exploratory study, we investigated the relationship between the gut microbiota and outcome in patients with metastatic hormone receptor‐positive breast cancer, treated in a randomized clinical trial with chemotherapy alone or chemotherapy in combination with immune checkpoint blockade.
Andreas Ullern   +7 more
wiley   +1 more source

High fidelity sorting of remarkably similar components via metal-mediated assembly. [PDF]

open access: yes, 2015
Subtle differences in ligand coordination angle and rigidity lead to high fidelity sorting between individual components displaying identical coordination motifs upon metal-mediated self-assembly.
Beran, Gregory JO   +3 more
core   +2 more sources

A synthetic benzoxazine dimer derivative targets c‐Myc to inhibit colorectal cancer progression

open access: yesMolecular Oncology, EarlyView.
Benzoxazine dimer derivatives bind to the bHLH‐LZ region of c‐Myc, disrupting c‐Myc/MAX complexes, which are evaluated from SAR analysis. This increases ubiquitination and reduces cellular c‐Myc. Impairing DNA repair mechanisms is shown through proteomic analysis.
Nicharat Sriratanasak   +8 more
wiley   +1 more source

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