5 citations
,
October 2020 in “Brain Research Bulletin” This study found that etifoxine pretreatment reduced neuroinflammation and improved cognitive function in LPS-induced neuroinflammation in mice, potentially through increased neurosteroid synthesis and reduced apoptosis.
86 citations
,
February 2009 in “Journal of Neuroscience” This study found that during late pregnancy in rats, there is an increase in extrasynaptic GABA A receptor number in granule cells of the dentate gyrus, linked to hormonal fluctuations.
37 citations
,
September 2018 in “Psychoneuroendocrinology” This study found that finasteride treatment in male rats led to enduring effects on depressive-like behavior, hippocampal neurogenesis and neuroinflammation, and gut microbiota composition after withdrawal.
12 citations
,
September 2002 in “Journal of Neurochemistry” This study found that changes in the brain concentrations of neuroactive steroids during pregnancy are linked to increased Y 1 receptor gene expression in the medial amygdala of transgenic mice.
9 citations
,
January 2018 in “American Journal of Men's Health” This study analyzed self-reports from discussion forums to categorize and understand adverse effects experienced by individuals using finasteride, suggesting a need for further investigation into post-finasteride syndrome.
8 citations
,
April 2021 in “Journal of Clinical Investigation” Finasteride reduces opioid use and withdrawal symptoms in animals.
1 citations
,
September 2017 in “Frontiers in Laboratory Medicine” This review discusses recent research on the relationship between gut microflora and depression, highlighting the potential for new insights into the pathogenesis and treatment of major depressive disorder.
In this study, researchers found that during late pregnancy, neuroactive steroid fluctuations increase the number of extrasynaptic GABAA receptors in rat hippocampal cells.
1 citations
,
December 2021 in “Androgens” This review discusses the effects of neuroactive testosterone metabolites on CNS functions and suggests their potential as therapeutic options for neurological disorders, but reports no new clinical results.
33 citations
,
April 2015 in “Current Opinion in Endocrinology, Diabetes and Obesity” This review discusses the potential persistent adverse effects associated with 5α reductase inhibitor treatment for androgenetic alopecia but provides no new clinical results; it emphasizes the importance of discussing these risks with patients.
18 citations
,
March 2020 in “Frontiers in Neuroendocrinology” This study suggests that synthetic steroid analogues or 5α-reductase modulation could be potential therapeutic strategies for nervous system disorders, but further research on their effects is necessary.
34 citations
,
August 2015 in “Frontiers in Behavioral Neuroscience” This study found that augmenting or reducing allopregnanolone activity in the BNST affected contextual fear expression in rats, suggesting sex differences in anxiety may be linked to neuroactive steroid regulation.
19 citations
,
October 2019 in “BMC Neuroscience” This study found weak to very weak correlations between estradiol, progesterone, and testosterone levels in the cerebrospinal fluid and serum of males without cerebral disorders.
This review discusses finasteride's use in manipulating neuroactive steroid levels and its potential effects on behavior, reporting preclinical evidence and clinical observations but providing no new experimental results.
47 citations
,
November 2002 in “Journal of Neurochemistry” This study found that progesterone pretreatment in rats potentiated the effect of ethanol on mesocortical dopamine levels, suggesting an influence of neuroactive steroids on ethanol's action.
8 citations
,
July 2019 in “Endocrine connections” This study found that post-finasteride syndrome patients showed a tissue-specific methylation pattern of the SRD5A2 promoter in cerebrospinal fluid, potentially affecting neuroactive steroid levels and related behavioral symptoms.
24 citations
,
May 2015 in “Schizophrenia Research” This study found that inhibiting the enzyme 5α-reductase with finasteride counteracted stress-induced prepulse inhibition deficits in socially isolated rats by altering neuroactive steroid concentrations in the brain.
April 2008 in “Annals of General Psychiatry” This study found that social isolation in rats enhanced the effects of ethanol on certain brain steroids, increased GABAA receptor subunits, and amplified ethanol's inhibitory effects on seizures.
27 citations
,
January 2017 in “Neuropsychopharmacology” This study found that acute sleep deprivation enhanced 5α-reductase expression and activity in the rat prefrontal cortex, and finasteride treatment reduced associated psychosis- and mania-like behaviors.
142 citations
,
January 2019 in “Frontiers in Neuroendocrinology” This review summarizes proposed pathophysiological mechanisms of postpartum depression, highlighting neuroendocrine and neurobiological changes, but reports no new findings and calls for integrated understanding of the disorder.
123 citations
,
December 2015 in “Journal of Neuroendocrinology” This review discusses recent strategies targeting the neuroactive steroid biosynthetic pathway to enhance neurosteroidogenesis, highlighting their potential benefits for neurodegenerative and neuropsychiatric diseases, but reports no new clinical findings.
40 citations
,
December 2019 in “Neurobiology of Stress” This review focuses on neuroactive steroids' influence on GABA-ergic signaling and discusses challenges in developing them for various therapeutic uses, citing recent excitement from FDA approval of allopregnanolone for postpartum depression but reporting no new results.
2 citations
,
July 2020 in “Behavioural Brain Research” This study found that neonatal administration of finasteride affected adult learning and memory in rats, enhancing object recognition but impairing aversive learning, with no effect on anxiety-like behavior.
100 citations
,
May 2003 in “Journal of Neuroscience” This study found that neuroactive steroids like DHEA and pregnenolone influence cocaine-induced appetence in mice through their interaction with the ς1 receptor, suggesting a role in individual vulnerability to addiction.
In this study, adolescents with depressive symptoms were found to have higher urinary excretion rates of certain steroid metabolites, including corticosterone and adrenal hormones, and a specific metabolite ratio was identified as a potential biomarker for distinguishing these patients from healthy controls.
7 citations
,
May 2017 in “Behavioural brain research” This study found that manipulating neuroactive steroids during early development stages in male rats influences alcohol-induced locomotor sensitivity, suggesting their role in addiction vulnerability.
91 citations
,
May 2003 in “PubMed” This study found that neuroactive steroids, through their interaction with the sigma1 receptor, influence the acquisition of cocaine's rewarding effects in mice, suggesting a role in drug addiction vulnerability.
32 citations
,
September 2010 in “Stress” This study found that suppressing allopregnanolone production in late gestation fetal sheep altered CNS activity and behavioral responses to transient asphyxia, effects mitigated by an analog co-infusion.
40 citations
,
April 2018 in “Endocrine” This review discusses post-SSRI sexual dysfunction and post-finasteride syndrome, highlighting unknowns about their true incidence and underlying causes, and reports no new clinical results.
12 citations
,
December 2009 in “Neuroscience” GABAergic steroid precursors reduce ethanol withdrawal symptoms in certain mice.