Results 91 to 100 of about 562,336 (295)

Receptor, Ligand and Transducer Contributions to Dopamine D2 Receptor Functional Selectivity. [PDF]

open access: yesPLoS ONE, 2015
Functional selectivity (or biased agonism) is a property exhibited by some G protein-coupled receptor (GPCR) ligands, which results in the modulation of a subset of a receptor's signaling capabilities and more precise control over complex biological ...
Sean M Peterson   +2 more
doaj   +1 more source

Diameter-Selective Dispersion of Carbon Nanotubes via Polymers: A Competition between Adsorption and Bundling

open access: yes, 2015
The mechanism of the selective dispersion of single-walled carbon nanotubes (CNTs) by polyfluorene polymers is studied in this paper. Using extensive molecular dynamics simulations, it is demonstrated that diameter selectivity is the result of a ...
Arianna Filoramo   +6 more
core   +5 more sources

The role of selection in functional explanations [PDF]

open access: yesManuscrito, 2014
In this essay I will argue that natural selection is more important to functional explanations than what has been thought in some of the literature in philosophy of biology. I start by giving a brief overview of the two paradigms cases of functional explanations: etiological functions and causal-role functions. i then consider one particular attempt to
openaire   +4 more sources

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Protease-activated receptor 1 as an endogenous model of peptidergic Gαq-Gα12-biased G protein signaling

open access: yesFrontiers in Molecular Biosciences
IntroductionG protein-coupled receptors (GPCRs) are the most widely targeted class of signaling proteins, comprising ∼30% of FDA-approved drugs.
Braden S. Fallon   +2 more
doaj   +1 more source

Z-Selectivity in Olefin Metathesis with Chelated Ru Catalysts: Computational Studies of Mechanism and Selectivity [PDF]

open access: yes, 2012
The mechanism and origins of Z-selectivity in olefin metathesis with chelated Ru catalysts were explored using density functional theory. The olefin approaches from the “side” position of the chelated Ru catalysts, in contrast to reactions with previous ...
Dong, Xiaofei   +6 more
core   +1 more source

Tipping the balance: theoretical interrogation of divergent extended heterolytic fragmentations. [PDF]

open access: yes, 2020
Herein we interrogate a type of heterolytic fragmentation reaction called a 'divergent fragmentation' using density functional theory (DFT), natural bond orbital (NBO) analysis, ab initio molecular dynamics (AIMD), and external electric field (EEF ...
Laconsay, Croix J   +2 more
core  

Influence of Pyrolysis Parameters on the Performance of CMSM [PDF]

open access: yes, 2009
Carbon hollow fiber membranes have been prepared by pyrolysis of a P84/S-PEEK blend. Proximate analysis of the precursor was performed using thermogravimetry (TGA), and a carbon yield of approximately 40% can be obtained.
Campo, Marta C.   +5 more
core   +7 more sources

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Continuity in the neural system supporting children's theory of mind development: Longitudinal links between task-independent EEG and task-dependent fMRI. [PDF]

open access: yes, 2019
Children's explicit theory of mind (ToM) understandings change over early childhood. We examined whether there is longitudinal stability in the neurobiological bases of ToM across this time period. A previous study found that source-localized resting EEG
Bowman, Lindsay C   +3 more
core  

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