Results 111 to 120 of about 169,892 (302)

Synephrine, a Component of Evodiae Fructus, Constricts Isolated Rat Aorta via Adrenergic and Serotonergic Receptors

open access: yesJournal of Pharmacological Sciences, 2009
We investigated the effects of Evodiae Fructus and synephrine, one of the components of Evodiae Fructus, on blood vessels. We found that Evodiae Fructus (1 × 10−4 g/mL) had constrictive effects on rat aorta.
Tomoko Hibino   +3 more
doaj   +1 more source

Recent advances on the mechanisms regulating cholangiocyte proliferation and the significance of the neuroendocrine regulation of cholangiocyte pathophysiology [PDF]

open access: yes, 2013
Cholangiocytes are epithelial cells lining the biliary epithelium. Cholangiocytes play several key roles in the modification of ductal bile and are also the target cells in chronic cholestatic liver diseases (i.e., cholangiopathies) such as PSC, PBC ...
Alvaro, Domenico   +6 more
core   +1 more source

Systemic aging fuels heart failure: Molecular mechanisms and therapeutic avenues

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1059-1080, April 2025.
Abstract Systemic aging influences various physiological processes and contributes to structural and functional decline in cardiac tissue. These alterations include an increased incidence of left ventricular hypertrophy, a decline in left ventricular diastolic function, left atrial dilation, atrial fibrillation, myocardial fibrosis and cardiac ...
Zhuyubing Fang   +7 more
wiley   +1 more source

Expression of adrenergic, acetylcholine and kappa opioid receptors on peripheral blood lymphocytes in patients with herpetic keratitis and those with idiopathic anterior and/or intermediate uveitis

open access: yesJournal of Ophthalmology
Purpose: To assess the expression of adrenergic, acetylcholine (ACh) and opioid receptors on peripheral blood lymphocytes in patients with herpetic keratitis (HK) and those with idiopathic anterior and/or intermediate uveitis (IAIU). Methods: Thirty one
L. M. Velychko   +5 more
doaj   +1 more source

Beta-Adrenergic Receptors and Mechanisms in Asthma: The New Long-Acting Beta-Agonists

open access: yesAllergology International, 1996
The objective is to review β-adrenergic receptors and mechanisms in the immediate and late bronchial reaction in asthma and the new long-acting β-agonist.
Robert G Townley
doaj   +1 more source

Nanodelivery of a functional membrane receptor to manipulate cellular phenotype. [PDF]

open access: yes, 2018
Modification of membrane receptor makeup is one of the most efficient ways to control input-output signals but is usually achieved by expressing DNA or RNA-encoded proteins or by using other genome-editing methods, which can be technically challenging ...
Baikoghli, Mo   +7 more
core   +2 more sources

Cardiac remodelling in the era of the recommended four pillars heart failure medical therapy

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1029-1044, April 2025.
Abstract Cardiac remodelling is a key determinant of worse cardiovascular outcome in patients with heart failure (HF) and reduced ejection fraction (HFrEF). It affects both the left ventricle (LV) structure and function as well as the left atrium (LA) and the right ventricle (RV).
Giada Colombo   +7 more
wiley   +1 more source

The role of CaMKII-dependent augmented INa,L in arrhythmias during acute β-adrenergic stimulation [PDF]

open access: yes, 2018
The heart has evolved elaborate pathways for adapting function to acute stress stimuli [e.g. sympathetic stimulation of β-adrenergic receptors (β-ARs)].
Lane, Cemantha
core  

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

Comparative Study of the Effects of Drugs Targeting Adrenergic Receptors on the Early Life Stages of Zebrafish

open access: yesToxics
Owing to the presence of drugs targeting adrenergic receptors in aquatic ecosystems, considerable attention has been directed towards their environmental distribution and fate in recent decades.
Junsheng Lv   +5 more
doaj   +1 more source

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