Results 21 to 30 of about 5,499 (175)

Trajectories of Allopregnanolone and Allopregnanolone to Progesterone Ratio across the Six Subphases of Menstrual Cycle

open access: yesBiomolecules, 2023
Background: Allopregnanolone is one of the most studied neuroactive steroids; yet, despite its relevance to neuropsychiatric research, it is not known how it, as well as its ratio to progesterone, varies across all six subphases of the menstrual cycle ...
Ajna Hamidovic   +4 more
doaj   +1 more source

Stress, ethanol, and neuroactive steroids [PDF]

open access: yesPharmacology & Therapeutics, 2007
Neurosteroids play a crucial role in stress, alcohol dependence and withdrawal, and other physiological and pharmacological actions by potentiating or inhibiting neurotransmitter action. This review article focuses on data showing that the interaction among stress, ethanol, and neuroactive steroids may result in plastic molecular and functional changes
Biggio G   +4 more
openaire   +3 more sources

Increased motor-impairing effects of the neuroactive steroid pregnanolone in mice with targeted inactivation of the GABAA receptor gamma2 subunit in the cerebellum

open access: yesFrontiers in Pharmacology, 2016
Endogenous neurosteroids and neuroactive steroids have potent and widespread actions on the brain via inhibitory GABAA receptors. In recombinant receptors and genetic mouse models their actions depend on the alpha, beta and delta subunits of the receptor,
Elli Leppä   +8 more
doaj   +1 more source

Allopregnanolone in the bed nucleus of the stria terminalis modulates contextual fear in rats

open access: yesFrontiers in Behavioral Neuroscience, 2015
Trauma- and stress-related disorders are among the most common types of mental illness affecting the U.S. population. For many of these disorders, there is a striking sex difference in lifetime prevalence; for instance, women are twice as likely as men ...
Naomi eNagaya   +4 more
doaj   +1 more source

The Allopregnanolone Response to Acute Stress in Females: Preclinical and Clinical Studies

open access: yesBiomolecules, 2022
The neuroactive steroid allopregnanolone ((3α,5α)-3-hydroxypregnan-20-one or 3α,5α-THP) plays a key role in the response to stress, by normalizing hypothalamic-pituitary-adrenal (HPA) axis function to restore homeostasis. Most studies have been conducted
Maria Giuseppina Pisu   +4 more
doaj   +1 more source

Neuroactive steroids and the new decade [PDF]

open access: yesJournal of Neuroendocrinology, 2020
The term ‘neurosteroids’ started to be used in the 1980s to indicate a family of steroids synthesised within the brain and regulating, via steroid receptors or other receptors, several brain functions. Later on, the term ‘neuroactive steroids’ was introduced to include those steroids that are not synthesised in the brain or are only partly me ...
Giancarlo Panzica, Roberto C. Melcangi
openaire   +2 more sources

Genomic and Non-genomic Action of Neurosteroids in the Peripheral Nervous System

open access: yesFrontiers in Neuroscience, 2020
Since the former evidence of biologic actions of neurosteroids in the central nervous system, also the peripheral nervous system (PNS) was reported as a structure affected by these substances.
Alessandra Colciago   +3 more
doaj   +1 more source

Schwann Cell Autocrine and Paracrine Regulatory Mechanisms, Mediated by Allopregnanolone and BDNF, Modulate PKCε in Peripheral Sensory Neurons

open access: yesCells, 2020
Protein kinase type C-ε (PKCε) plays important roles in the sensitization of primary afferent nociceptors, such as ion channel phosphorylation, that in turn promotes mechanical hyperalgesia and pain chronification.
Veronica Bonalume   +10 more
doaj   +1 more source

Neuroactive steroids and peripheral neuropathy

open access: yesBrain Research Reviews, 2008
Peripheral neuropathy, either inherited or acquired, represents a very common disorder for which effective clinical treatments are not available yet. Observations here summarized indicate that neuroactive steroids, such as progesterone, testosterone and their reduced metabolites, might represent a promising therapeutic option.
I. Roglio   +7 more
openaire   +4 more sources

Catamenial Epilepsy

open access: yesArchives of Epilepsy, 2018
When seizures occur in clusters during certain stages of the menstrual cycle (perimenstrual and periovulatory stages), it is defined as catamenial epilepsy. The prevalence varies between 10% and 70%.
Rabia Gökçen GÖZÜBATIK ÇELİK   +1 more
doaj   +1 more source

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