Results 81 to 90 of about 47,168 (306)

Neurobiological Mechanisms That Contribute to Stress-related Cocaine Use [PDF]

open access: yes, 2014
The ability of stressful life events to trigger drug use is particularly problematic for the management of cocaine addiction due to the unpredictable and often uncontrollable nature of stress.
Ahmed   +149 more
core   +2 more sources

Semaglutide normalizes increased cardiomyocyte calcium transients in a rat model of high fat diet‐induced obesity

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1386-1397, April 2025.
Sequeira et al. reveal how the glucagon‐like peptide‐1 receptor agonist (GLP‐1‐RA) semaglutide restores cardiomyocyte function in rats subjected to a high‐fat/high‐fructose diet (HFD). Employing fluorescence‐ and patch‐clamp technology in isolated cardiac myocytes, they demonstrate that semaglutide reverses HFD‐induced activation of L‐type calcium ...
Vasco Sequeira   +12 more
wiley   +1 more source

An assay for beta-adrenergic receptors in isolated human fat cells.

open access: yesJournal of Lipid Research, 1982
The beta-adrenergic receptors have been characterized in isolated human adipocytes using a potent beta-adrenergic antagonist (-)-[3H]dihydroalprenolol.
P Engfeldt   +3 more
doaj  

Dynamic re-wiring of protein interaction: The case of transactivation [PDF]

open access: yesarXiv, 2006
We are looking at local protein interaction networks from the perspective of directed, labeled graphs with quantitative values for monotonic changes in concentrations. These systems can be used to perform stability analysis for a stable attractor, given initial values.
arxiv  

G-Protein coupled receptor signalling in pluripotent stem cell-derived cardiovascular cells: Implications for disease modelling [PDF]

open access: yes, 2015
Human pluripotent stem cell derivatives show promise as an in vitro platform to study a range of human cardiovascular diseases. A better understanding of the biology of stem cells and their cardiovascular derivatives will help to understand the strengths
Dolatshad, NF   +4 more
core   +1 more source

Cilostazol in patients with heart failure and preserved ejection fraction—The CLIP‐HFpEF trial

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1437-1446, April 2025.
• Cilostazol is an oral PDE‐3 inhibitor that may have advantageous effects in heart failure with preserved ejection fraction (HFpEF). • Cilostazol significantly improved short‐term heart failure‐related health status scores (KCCQ‐12) and NT‐proBNP levels when compared to placebo.
Norman Aiad   +9 more
wiley   +1 more source

G protein-coupled receptor dimerisation: molecular basis and relevance to function [PDF]

open access: yes, 2007
The belief that G protein-coupled receptors exist and function as monomeric, non-interacting species has been largely supplanted in recent years by evidence, derived from a range of approaches, that indicate they can form dimers and/or higher-order ...
Milligan, Graeme
core   +1 more source

Benzochalcogenodiazoles, Synthesis, and Applications in Medicinal Chemistry and Photomedicine

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
Benzochalcogenodiazoles (BXD) including benzoxadiazoles, benzothiadiazoles, and benzoselenadiazoles are initially mainly designed for optoelectronic materials as electron‐deficient cores. Nevertheless, they are now extending their application to biology.
Jean‐Elie Zheng   +2 more
wiley   +1 more source

Buffering blood pressure fluctuations by respiratory sinus arrhythmia may in fact enhance them: a theoretical analysis [PDF]

open access: yesarXiv, 2010
Using a three-compartment model of blood pressure dynamics, we analyze theoretically the short term cardiovascular variability: how the respiratory-related blood pressure fluctuations are buffered by appropriate heart rate changes: i.e. the respiratory sinus arrhythmia.
arxiv  

Research progress on the mechanisms of pain empathy

open access: yesIbrain, EarlyView.
This article is related to the graphical research progress of pain empathy, starting with the description of the pain matrix and mirror neurons. Based on the pain matrix and mirror neurons, pain empathy results from the combined action of brain regions such as the anterior cingulate cortex, insula, prefrontal cortex, and amygdala and regulatory ...
Shuangshuang Liu   +5 more
wiley   +1 more source

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