Results 11 to 20 of about 22,830 (249)

Biotransformation of beta-endorphin and possible therapeutic implications [PDF]

open access: yesFrontiers in Pharmacology, 2014
Endogenous opioid peptides have been aligned with a diverse array of effects. Their activity is not only attributable to action the three main opioid receptors, mu (MOR), delta (DOR), and kappa (KOR) opioid receptors but their impacts appear to extend to activities at sodium channels, cytokine receptors (Finley et al., 2008), calcium channels and non ...
Naghmeh Hajarol Asvadi   +4 more
doaj   +7 more sources

beta-endorphin-(1-27) is an antagonist of beta-endorphin analgesia. [PDF]

open access: greenProceedings of the National Academy of Sciences, 1984
beta h-Endorphin-(1-27), a naturally occurring fragment of human beta-endorphin (beta h-endorphin), diminishes the analgesic effect of beta h-endorphin when coinjected intra-cerebroventricularly into mice. A parallel shift in the dose-response curve of beta h-endorphin in the presence of beta h-endorphin-(1-27) suggests competition at the same site ...
R. Glenn Hammonds   +2 more
openalex   +5 more sources

The role of beta-endorphin in horses: a review [PDF]

open access: yesVeterinární Medicína, 2011
Opium alkaloids counterparts are secreted by human and animal organisms but the role of endogenous opioid peptides in horses has not yet been fully elucidated.
M. Golynski, W. Krumrych, K. Lutnicki
doaj   +3 more sources

beta-endorphin is a potent analgesic agent. [PDF]

open access: greenProceedings of the National Academy of Sciences, 1976
beta-Endorphin, an opiate-like peptide, has potent antinociceptive properties when it is administered directly into the brain and assayed in the the tail-flick, hot-plate, and writhing tests in mice and in the wet shake test in rats. On a molar basis, beta-endorphin is 18 to 33 times more potent than morphine and its actions are blocked by the specific
Horace H. Loh   +3 more
openalex   +4 more sources

The effects of beta-endorphin: state change modification. [PDF]

open access: yesFluids Barriers CNS, 2015
Beta-endorphin (β-END) is an opioid neuropeptide which has an important role in the development of hypotheses concerning the non-synaptic or paracrine communication of brain messages. This kind of communication between neurons has been designated volume transmission (VT) to differentiate it clearly from synaptic communication.
Veening JG, Barendregt HP.
europepmc   +9 more sources

A Runner’s High for New Neurons? Potential Role for Endorphins in Exercise Effects on Adult Neurogenesis

open access: yesBiomolecules, 2021
Physical exercise has wide-ranging benefits to cognitive functioning and mental state, effects very closely resembling enhancements to hippocampal functioning.
Timothy J. Schoenfeld, Chance Swanson
doaj   +1 more source

Changes in Plasma Beta-Endorphin Levels in Stage III–IV Nasopharyngeal Carcinoma Patients Post World Health Organization 3-Step Analgesic Ladder Therapy

open access: yesAsian Journal of Oncology, 2022
Introduction Nasopharyngeal carcinoma (NPC) is the most common malignancy in the field of otorhinolaryngology, and chronic pain is identical with this malignancy.
Diar Mia Ardani   +3 more
doaj   +1 more source

Beta-Endorphins Revisited

open access: bronzeMedicine & Science in Sports & Exercise, 2004
Allan H. Goldfarb
openalex   +4 more sources

beta-Endorphin-induced analgesia is inhibited by synthetic analogs of beta-endorphin. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1984
Competitive antagonism of human beta-endorphin (beta h-EP)-induced analgesia by synthetic beta h-EP analogs with high in vitro opiate receptor binding to in vivo analgesic potency ratio has been demonstrated. A parallel shift of the dose-response curve for analgesia to the right was observed when either beta h-EP or [ Trp27 ] -beta h-EP was coinjected ...
P Nicolas, Choh Hao Li, R G Hammonds
openaire   +3 more sources

Beta-Endorphin and Male Infertility [PDF]

open access: yesArchives of Andrology, 1986
Beta-endorphin (beta-ED) levels were evaluated in blood and seminal plasma of men with infertility due to varicocele, obstructive and nonobstructive azoospermia, and idiopathic oligoasthenospermia. The relation of this opiate to serum levels of gonadotropins, prolactin, testosterone, androstenedione, and dehydroepiandrosterone sulfate has also been ...
J. J. Corrales-Hernández   +3 more
openaire   +3 more sources

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