Results 81 to 90 of about 163,981 (341)

Effect of Pycnogenol® on attention-deficit hyperactivity disorder (ADHD) : study protocol for a randomised controlled trial [PDF]

open access: yes, 2017
Background: Methylphenidate (MPH), the first choice medication for attention-deficit hyperactivity disorder (ADHD), is associated with serious adverse effects like arrhythmia.
Ceulemans, Berten   +7 more
core   +2 more sources

Anti-adrenergic effects of endothelin on human atrial action potentials are potentially anti-arrhythmic [PDF]

open access: yes, 2006
Endothelin-1 (ET-1) is elevated in patients with atrial fibrillation (AF) and heart failure. We investigated effects of ET-1 on human atrial cellular electrophysiological measurements expected to influence the genesis and maintenance of AF.
Kane, K.A.   +3 more
core   +1 more source

Noradrenergic and cholinergic innervation of the normal human heart and changes associated with cardiomyopathy

open access: yesThe Anatomical Record, EarlyView.
Abstract Autonomic nerves are crucial in cardiac function and pathology. However, data on the distribution of cholinergic and noradrenergic nerves in normal and pathologic human hearts is lacking. Nonfailing donor hearts were pressure‐perfusion fixed, imaged, and dissected. Left ventricular cardiomyopathy samples were also obtained.
Peter Hanna   +16 more
wiley   +1 more source

Dynamic Network Connectivity: from monkeys to humans

open access: yesFrontiers in Human Neuroscience
Human brain imaging research using functional MRI (fMRI) has uncovered flexible variations in the functional connectivity between brain regions. While some of this variability likely arises from the pattern of information flow through circuits, it may ...
Amy F. T. Arnsten   +2 more
doaj   +1 more source

Increased FGF21 in brown adipose tissue of tyrosine hydroxylase heterozygous mice: implications for cold adaptation

open access: yesJournal of Lipid Research, 2018
Tyrosine hydroxylase (TH) catalyzes the first step in catecholamines synthesis. We studied the impact of reduced TH in brown adipose tissue (BAT) activation.
Patricia Vázquez   +8 more
doaj   +1 more source

Heat Stress and Gut Microbiome Dynamics in Poultry: Interplay, Consequences, and Mitigation Strategies

open access: yesAnimal Research and One Health, EarlyView.
Heat stress disrupts gut microbial balance in poultry, impairing nutrient absorption and immunity. This review outlines the interplay between thermal stress and microbiome dynamics and discusses integrative mitigation strategies, probiotics, phytogenics, cooling systems, and genetic adaptation to enhance poultry resilience.
O. E. Oke   +9 more
wiley   +1 more source

Extracorporeal cytokine adsorption: Significant reduction of catecholamine requirement in patients with AKI and septic shock after cardiac surgery

open access: gold, 2021
Kristina Boss   +8 more
openalex   +2 more sources

Drugs induced Raynaud's phenomenon and underlying mechanism: a disproportionality analysis from the WHO pharmacovigilance database

open access: yesArthritis &Rheumatology, Accepted Article.
Objectives The aim of this study is to generate hypotheses about unknown drugs associated with the onset or worsening of Raynaud's Phenomenon (RP) and to explore their potential pathophysiological mechanisms through a mixed disproportionality/clustering analysis from the WHO pharmacovigilance database.
Alex Hlavaty   +4 more
wiley   +1 more source

Paternal Cocaine Exposure and Its Testicular Legacy: Epigenetic, Physiological, and Intergenerational Consequences

open access: yesBiology
Cocaine use remains a major public health concern, with rising global prevalence and a well-established profile of neurotoxicity and addictive potential.
Candela R. González, Betina González
doaj   +1 more source

Tissue engineering a fetal membrane [PDF]

open access: yes, 2011
The aim of this study was to construct an artificial fetal membrane (FM) by combination of human amniotic epithelial stem cells (hAESCs) and a mechanically enhanced collagen scaffold containing encapsulated human amniotic stromal fibroblasts (hASFs ...
Adam M. Squires   +11 more
core   +1 more source

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