Results 91 to 100 of about 11,299 (209)

Endorphins: "opiates for the masses".

open access: yes, 1985
Endogenous opioid peptides rose to prominence with the discovery of the enkephalins in 1975. Since then, a vast amount of research has been directed toward understanding their role in normal and pathophysiological situations.
Grossman, Ashley, Grossman, A
core  

Non-opiate [beta]-endorphin fragments and dopamine--IV [gamma]-type endorphins may control dopaminergic systems in the nucleus accumbens [PDF]

open access: yes, 1982
Chronic treatment with des-enkephalin-γ-endorphin (DEγE, β-endorphin 6–17) twice daily for 10 days into the nucleus accumbens of rats resulted in hypoactivity, while similar treatment with γ-endorphin antiserum led to a marked hyperactivity.
Fekete, M.   +3 more
core  

Tribute to Roger Guillemin, a pioneer in neuroendocrinology (1924–2024), Nobel Prize in Physiology or Medicine

open access: yesComptes Rendus Biologies
Roger Guillemin discovered and characterized the hypothalamic factors that control anterior pituitary functions. He consequently demonstrated that these brain peptides regulate a large number of major body activities through neuroendocrine mechanisms ...
Mougin, Christiane   +2 more
doaj   +1 more source

Endorphins: what are they? How are they measured? What is their role in exercise?

open access: yes, 1985
A generalized knowledge of opiates has been available for centuries, but it was not until 1975, following the isolation of the first endogenous opioids, that it was appreciated that their analgesic properties were mediated via specific receptors.
Grossman, Ashley   +2 more
core  

Biotransformation of endorphins by a synaptosomal plasma membrane preparation of rat brain and by human serum [PDF]

open access: yes, 1979
β-Endorphin (β-LPH 61–91), γ-endorphin (61–77), des-tyrosine-γ-endorphin (62–77), α-endorphin (61–76), and β-LPH 61–69 either labeled with [125I] at the N-terminal 61-tyrosine residue or unlabeled were incubated with a crude synaptosomal plasma membrane ...
Verhoef, J.   +4 more
core  

Slaughter of cattle without stunning: Questions related to pain, stress and endorphins

open access: yes
International audienceEEG studies have suggested that cattle perceive pain when bled without stunning. The present study on bleeding without stunning, compared cows that had received a local anaesthetic on the site of the bleeding cut (Lurocaine; Luro ...
Picgirard, Laurent   +5 more
core   +1 more source

157 | A preliminary study on the interplay between serum neurotransmitter levels and the behavioral phenotype of canis familiaris

open access: yesJournal of Biological Research
Domestication and selective breeding have profoundly shaped the behavioral phenotypes of domestic dogs, resulting in marked differences among breeds in temperament, motivation and stress reactivity.
Società Italiana di Biologia Sperimentale
doaj  

The Effects of An Acute Running Exercise Training Session on Changes in Serum Beta-Endorphin and Cortisol Levels among Male Sprint Runners

open access: yesمجله دانشکده پزشکی اصفهان, 2012
Background: Previous studies have often focused on plasma beta-endorphin (ß-EP) and cortisol responses to either sub-maximal or maximal exercise. However, little research has been conducted on the effects of professional exercise sessions on ß-EP and ...
Mahnaz Sinaei   +4 more
doaj  

Comparison of beta-endorphin and CGRP levels before and after treatment for severe schizophrenia

open access: yesNeuropsychiatric Disease and Treatment, 2016
Małgorzata Urban-Kowalczyk,1 Janusz Śmigielski,2 Dominik Strzelecki1 1Department of Affective and Psychotic Disorders, 2Department of Geriatrics, Healthy Aging Research Centre (HARC), Medical University of Lodz, Lodz, Poland ...
Urban-Kowalczyk M   +2 more
doaj  

The Endogenous Opioid System in Compulsive Eating. [PDF]

open access: yesBrain Sci
Janbandhu A   +8 more
europepmc   +1 more source

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