Results 11 to 20 of about 133,434 (282)

Catecholamines Potentiate Amyloid β-Peptide Neurotoxicity: Involvement of Oxidative Stress, Mitochondrial Dysfunction, and Perturbed Calcium Homeostasis

open access: yesNeurobiology of Disease, 1998
Oxidative stress and mitochondrial dysfunction are implicated in the neuronal cell death that occurs in physiological settings and in neurodegenerative disorders.
Weiming Fu   +3 more
doaj   +1 more source

Trial watch: beta-blockers in cancer therapy

open access: yesOncoImmunology, 2023
Compelling evidence supports the hypothesis that stress negatively impacts cancer development and prognosis. Irrespective of its physical, biological or psychological source, stress triggers a physiological response that is mediated by the hypothalamic ...
Killian Carnet Le Provost   +3 more
doaj   +1 more source

Norepinephrine and dopamine increase motility, biofilm formation and virulence of Vibrio harveyi [PDF]

open access: yes, 2014
Vibrio harveyi is one of the major pathogens of aquatic organisms, affecting both vertebrates and invertebrates, and causes important losses in the aquaculture industry.
Bossier, Peter   +3 more
core   +2 more sources

Impact of fractal visual stimulation on healthy rabbit retina: functional, morphometric and biochemical studies

open access: yesРоссийский офтальмологический журнал, 2022
Purpose: to investigate the changes of electrophysiological activity of healthy rabbit retina occurring in courses of fractal stimulation (FS) of varied duration in order to obtain new scientific data on how fractal visual signals of low intensity, self ...
V. V. Neroev   +8 more
doaj   +1 more source

Effects of Trilostane on urinary Catecholamines and their metabolites in dogs with Hypercortisolism

open access: yesBMC Veterinary Research, 2017
Background Glucocorticoids influence the synthesis and metabolism of catecholamines (epinephrine and norepinephrine) and metanephrines (metanephrine and normetanephrine).
Nadja Sieber-Ruckstuhl   +7 more
doaj   +1 more source

Microchip electrophoresis bioanalytical applications [PDF]

open access: yes, 2008
Microchip electrophoresis (MCE) is a novel analytical technique resulting from miniaturization of capillary electrophoresis (CE) to a planar microfabricated separation device.
Vlcková, Markéta
core   +1 more source

Plasma catecholamines during activation of the sympathetic nervous system in a patient with Shy-Drager syndrome. [PDF]

open access: yes, 1980
Plasma catecholamines and circulation parameters were studied in a patient with a Shy-Drager syndrome. Basal values of free noradrenaline and dopamine were within the normal range, whereas the adrenaline level was decreased.
Gross, G.   +2 more
core   +1 more source

Analysis of short-term blood pressure variability in pheochromocytoma/paraganglioma patients [PDF]

open access: yes, 2019
Data on short-term blood pressure variability (BPV), which is a well-established cardiovascular prognostic tool, in pheochromocytoma and paraganglioma (PPGL) patients is still lack and conflicting.
Bisogni, V.   +14 more
core   +1 more source

Serum Catestatin Levels Correlate with Ambulatory Blood Pressure and Indices of Arterial Stiffness in Patients with Primary Hypertension

open access: yesBiomolecules, 2022
Accumulating data suggests that catestatin, an eclectic neuroendocrine peptide, is involved in the pathophysiology of primary hypertension (PH). Nevertheless, clinical studies concerning its role in PH are still scarce.
Marko Kumric   +6 more
doaj   +1 more source

Post-Mortem Immunohistochemical Evidence of β2-Adrenergic Receptor Expression in the Adrenal Gland [PDF]

open access: yes, 2019
The evidence from post-mortem biochemical studies conducted on cortisol and catecholamines suggest that analysis of the adrenal gland could provide useful information about its role in human pathophysiology and the stress response.
Alibrandi A.   +10 more
core   +1 more source

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