Results 71 to 80 of about 16,897 (225)

Dopaminergic, glutamatergic but not opioidergic mechanisms mediate induction of FOS-like protein by cocaethylene [PDF]

open access: yes, 1997
Cocaethylene is a psychoactive metabolite formed\ud during the combined consumption of cocaine and ethanol. As\ud this metabolite has many properties in common with cocaine, it is conceivable that cocaethylene administration may induce the activity of ...
DiPirro, Dr. J.M.   +3 more
core  

Afferent Neuronal Control of Type-I Gonadotropin Releasing Hormone Neurons in the Human. [PDF]

open access: yes, 2013
Understanding the regulation of the human menstrual cycle represents an important ultimate challenge of reproductive neuroendocrine research. However, direct translation of information from laboratory animal experiments to the human is often complicated ...
Hrabovszky, Erik, Liposits, Zsolt
core   +1 more source

Purified and specific cytoplasmic pollen extract: a non-hormonal alternative for the treatment of menopausal symptoms. [PDF]

open access: yes, 2020
Research into non-hormonal, alternative therapies is necessary for women for whom menopausal hormone therapy is contraindicated or for women who do not wish to take hormones.
Biglia, Nicoletta   +14 more
core   +4 more sources

Dichotomous regulation of striatal plasticity by dynorphin

open access: yesMolecular Psychiatry, 2022
Modulation of corticostriatal plasticity alters the information flow throughout basal ganglia circuits and represents a fundamental mechanism for motor learning, action selection, and reward. Synaptic plasticity in the striatal direct- and indirect-pathway spiny projection neurons (dSPNs and iSPNs) is regulated by two distinct networks of GPCR ...
Renzhi Yang   +5 more
openaire   +4 more sources

RETRACTED: Alcohol drinking alters stress response to predator odor via BNST kappa opioid receptor signaling in male mice

open access: yeseLife, 2020
Maladaptive responses to stress are a hallmark of alcohol use disorder, but the mechanisms that underlie this are not well characterized. Here, we show that kappa opioid receptor signaling in the bed nucleus of the stria terminalis (BNST) is a critical ...
Lara S Hwa   +11 more
doaj   +1 more source

Chronic opioid pretreatment potentiates the sensitization of fear learning by trauma. [PDF]

open access: yes, 2020
Despite the large comorbidity between PTSD and opioid use disorders, as well as the common treatment of physical injuries resulting from trauma with opioids, the ability of opioid treatments to subsequently modify PTSD-related behavior has not been well ...
Evans, Christopher J   +6 more
core   +1 more source

Nutritional Interventions and Acupuncture‐Based Strategies for Exercise‐Induced Fatigue and Recovery: Mechanisms and Integrative Perspectives

open access: yesFood Science &Nutrition, Volume 14, Issue 5, May 2026.
Excessive exercise induces exercise‐induced fatigue through multiple interconnected mechanisms, including energy shortage and metabolite accumulation, oxidative stress and inflammation, mitochondrial dysfunction, and neuroendocrine strain. Integrative management strategies include nutrition‐based approaches and acupuncture‐based interventions ...
Yaqin Yang   +5 more
wiley   +1 more source

On the G-protein-coupled receptor heteromers and their allosteric receptor-receptor interactions in the central nervous system: focus on their role in pain modulation [PDF]

open access: yes, 2013
The modulatory role of allosteric receptor-receptor interactions in the pain pathways of the Central Nervous System and the peripheral nociceptors has become of increasing interest.
Agnati, Luigi F   +6 more
core   +3 more sources

Addiction is a reward deficit and stress surfeit disorder

open access: yesFrontiers in Psychiatry, 2013
Drug addiction can be defined by a three-stage cycle—binge/intoxication, withdrawal/negative affect, and preoccupation/anticipation—that involves allostatic changes in the brain reward and stress systems.
George F Koob
doaj   +1 more source

Kisspeptin as a test of hypothalamic dysfunction in pubertal and reproductive disorders

open access: yesAndrology, Volume 14, Issue 4, Page 1002-1016, May 2026.
Abstract The hypothalamic–pituitary–gonadal axis is regulated by the gonadotropin‐releasing hormone pulse generator in the hypothalamus. This is comprised of neurons that secrete kisspeptin in a pulsatile manner to stimulate the release of GnRH, and, in turn, downstream gonadotropins from the pituitary gland, and subsequently sex steroids and ...
Aureliane C. S. Pierret   +5 more
wiley   +1 more source

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