16 citations
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May 2020 in “Psychoneuroendocrinology” People with Parkinson's disease have higher levels of cortisone in their hair, which may indicate chronic stress hormone dysfunction.
4 citations
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May 2011 in “Movement Disorders” A woman's unique dementia was misdiagnosed, a genetic mutation increases Parkinson's risk with age, and finasteride may help with Tourette syndrome.
17 citations
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May 2011 in “Movement Disorders” Finasteride significantly reduced tics and obsessive-compulsive symptoms in patients with Tourette syndrome.
August 2016 in “Psychoneuroendocrinology” 6 citations
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July 2016 in “Doklady Biochemistry and Biophysics” GD-23 reduces anxiety by relying on neurosteroid production.
3 citations
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January 2021 in “Andrology” Low androgen levels reduce nitric oxide production in rat penile cells.
22 citations
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April 2004 in “Journal of Neurochemistry” Acute stress increases Y1 receptor gene expression in certain brain areas, but repeated stress does not.
November 2003 in “Journal of Neurochemistry” Allopregnanolone may enhance alcohol's effects on dopamine neurons, influencing addiction risk.
82 citations
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August 2006 in “Pharmacology, Biochemistry and Behavior” Certain steroids in the brain affect mood and symptoms of depression, and treatments targeting these steroids show promise for improving these symptoms.
April 2025 in “Experimental Eye Research” The Oat mouse model shows mild retinal degeneration, useful for testing treatments.
May 2022 in “Endocrine Abstracts” Finasteride may cause sexual dysfunction by reducing epinephrine levels.
46 citations
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May 2011 in “Movement Disorders” Finasteride reduces Tourette syndrome symptoms, but results may be limited due to potential biases.
10 citations
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May 2021 in “Psychoneuroendocrinology” Testosterone levels aren't important for depression in men, but some other hormones might affect certain symptoms.
15 citations
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June 2019 in “Journal of Neuroendocrinology” Isoallopregnanolone may be a safe and effective treatment for reducing tics in a mouse model of Tourette syndrome.
123 citations
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December 2015 in “Journal of Neuroendocrinology” New targets for making and using brain-synthesized steroids could lead to better treatments for brain disorders and alcoholism.
April 2017 in “The Journal of urology/The journal of urology” SHH protein helps nerve regeneration in hypertensive rats.
19 citations
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September 2006 in “Journal of Neurophysiology” Neurosteroids help balance brain signals when certain inhibitions are reduced.
September 2017 in “ics.org”
1 citations
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March 2016 in “Neurotoxicity Research” Finasteride may protect brain and improve behavior in rats with liver failure.
11 citations
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October 2002 in “Pharmacology Biochemistry and Behavior” Formalin-induced pain increases testosterone breakdown in the rat brain and spinal cord.
32 citations
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October 2015 in “Frontiers in Cellular Neuroscience” DHT is needed for long-term depression, while E2 is needed for full long-term potentiation in male rat brains.
14 citations
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May 2008 in “Journal of proteome research” Dutasteride may help reduce brain plaque linked to Alzheimer's by affecting cell energy structures and waste removal.
September 2023 in “Middle East Fertility Society Journal” Nicotine may help treat both Parkinson's disease and infertility.
October 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” A small BOTOX dose improved sperm production and movement in older mice.
18 citations
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April 2011 in “Neuropharmacology” 11β-Hydroxylase inhibitors help prevent seizures in mice by boosting natural neurosteroid production.
16 citations
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June 1983 in “Journal of Neurochemistry” Copper therapy improved health and enzyme activity in mice with copper deficiency.
393 citations
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November 2000 in “Archives of General Psychiatry” Testosterone is important for men's sexual function, may help some women's sexual desire, while other hormones and neurotransmitters also play complex roles in sexual behavior.
Finasteride may cause changes in dopamine-related genes, possibly leading to post-finasteride syndrome.
September 2023 in “The Journal of Steroid Biochemistry and Molecular Biology” Stopping finasteride for male pattern hair loss changes neuroactive steroid levels in the brain and blood.