Results 21 to 30 of about 21,370 (252)

Histamine H1 receptor antagonist attenuates catecholamine surge and organ injury after severe burns

open access: yesFrontiers in Endocrinology, 2023
Severe burns induce a catecholamine surge, causing severe damage to the organism and raising the possibility of multisystem organ failure. Few strategies are generally acceptable to reduce catecholamine surge and organ injury post-burn.
Jizhuang Wang   +8 more
doaj   +1 more source

Further Characterization of Dopamine Release by Permeabilized PC 12 Cells [PDF]

open access: yes, 1987
Rat pheochromocytoma cells (PC 12) permeabilized with staphylococcal α-toxin release [3H]dopamine after addition of micromolar Ca2+. This does not require additional Mg2+-ATP (in contrast to bovine adrenal medullary chromaffin cells).
Ahnert-Hilger, G.   +3 more
core   +1 more source

Heritable Differences in Catecholamine Signaling Modulate Susceptibility to Trauma and Response to Methylphenidate Treatment: Relevance for PTSD

open access: yesFrontiers in Behavioral Neuroscience, 2019
Alterations in cortical catecholamine signaling pathways can modulate acute and enduring responses to trauma. Heritable variation in catecholamine signaling is produced by a common functional polymorphism in the catechol-O-methyltransferase (COMT), with ...
Jessica Deslauriers   +5 more
doaj   +1 more source

Neural and Endocrinal Pathobiochemistry of Vitiligo: Comparative Study for a Hypothesized Mechanism

open access: yesFrontiers in Endocrinology, 2018
The etiology of vitiligo is still unclear. The aim is to investigate a neural and hormonal etio-pathology of vitiligo. Sixty acrofacial vitiligo patients were divided into two subgroups as active vitiligo patients group (AVPs; n = 35) and stable vitiligo
Mohamed-I. Kotb El-Sayed   +2 more
doaj   +1 more source

Responses of Plasma Catecholamine, Serotonin, and the Platelet Serotonin Transporter to Cigarette Smoking

open access: yesFrontiers in Neuroscience, 2019
Cigarette smoking is one of the major causes of coronary heart disease with a thirty percent mortality rate in the United States. Cigarette smoking acting on the central nervous system (CNS) to stimulate the sympathetic nervous system (SNS) through ...
Curtis Lee Lowery   +2 more
doaj   +1 more source

Modification of Sympathetic and Hypothalamic Responses to Prevent Complications of COVID-19: “Dam and Wall Concept”

open access: yesStresses, 2023
We are in the midst of the COVID-19 pandemic. Since December 2019, severe acute respiratory coronavirus (SARS-CoV-2) has infected more than half a billion people, killing nearly 7 million people worldwide.
Sanjiv K. Hyoju
doaj   +1 more source

Introduction of Macromolecules into Bovine Adrenal Medullary Chromaffin Cells and Rat Pheochromocytoma Cells (PC12) by Permeabilization with Streptolysin O: Inhibitory Effect of Tetanus Toxin on Catecholamine Secretion [PDF]

open access: yes, 1989
Conditions are described for controlled plasma membrane permeabilization of rat pheochromocytoma cells (PC12) and cultured bovine adrenal chromaffin cells by Streptolysin O (SLO).
Ahnert-Hilger, G.   +3 more
core   +1 more source

Differential Genetic Effect of the Norepinephrine Transporter Promoter Polymorphisms on Attention Problems in Clinical and Non-clinical Samples

open access: yesFrontiers in Neuroscience, 2019
Among the monoaminergic modulatory neurotransmitters, norepinephrine is involved in task orienting, hence noradrenergic genetic variants have been studied in connection to attentional processes.
Zsofia Nemoda   +8 more
doaj   +1 more source

Dopamine alters phage morphology to exert an anti-infection effect

open access: yesFrontiers in Microbiology, 2023
Antiviral drug development is important for human health, and the emergence of novel COVID-19 variants has seriously affected human lives and safety. A bacteriophage—a bacterial virus with a small and simple structure—is an ideal experimental candidate ...
Shengting Zhang   +5 more
doaj   +1 more source

A rare case report of multifocal para-aortic and para-vesical paragangliomas

open access: yesFrontiers in Endocrinology, 2022
BackgroundParagangliomas (PGLs) are uncommon tumors of uncertain malignant potential. Multifocal paragangliomas are scarcely reported in the literature.Case summaryA 25-year-old male patient was reported for the first time with multifocal para-aortic and
San-Chao Xiong   +4 more
doaj   +1 more source

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