February 2026 in “Frontiers in Immunology” Skin diseases like acne and psoriasis are linked to stress, gut health, and inflammation, with new treatments focusing on gut and mind-body approaches.
December 2025 in “International Journal of Molecular Sciences” Bacopa procumbens extract may help protect the brain in Parkinson's disease.
52 citations
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April 2002 in “Brain Research” Lower allopregnanolone levels increase stress-related dopamine release in the brain.
27 citations
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May 2015 in “Neuropharmacology” Dutasteride protects dopamine neurons in Parkinson's mice, but Finasteride doesn't.
26 citations
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September 2018 in “Neurobiology of Disease” Finasteride and dutasteride reduce unwanted movements from Parkinson's disease treatment by normalizing certain brain signals.
21 citations
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March 2002 in “Neurology” Dopamine agonists like pramipexole and ropinirole can cause reversible hair loss.
19 citations
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November 2012 in “British Journal of Dermatology” Dopamine stops hair growth and pigment production in human scalp hair follicles.
16 citations
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June 1983 in “Journal of Neurochemistry” Copper therapy improved health and enzyme activity in mice with copper deficiency.
14 citations
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October 2006 in “Journal of The American Academy of Dermatology” A woman with Parkinson's disease experienced hair loss from the Parkinson's medication pramipexole, which improved after stopping the drug.
4 citations
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January 1982 in “Neuroendocrinology” Dopamine affects coat color changes in agouti mice.
August 2025 in “Rare Metals” Metformin/dopamine-derived carbon dots help heal bacteria-infected wounds faster.
April 2026 in “bioRxiv (Cold Spring Harbor Laboratory)” Dopamine receptors in the brain influence itch-related scratching behavior.
49 citations
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September 2015 in “Psychoneuroendocrinology” 5α-reductase affects dopamine receptors linked to sensorimotor gating, which may help understand disorders like schizophrenia.
March 2024 in “European Journal of Neuroscience” Dopaminergic neurons in the gut have diverse subtypes with different neurotransmitter contents.
June 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Dopaminergic neurons in the gut have distinct subtypes, some releasing both dopamine and acetylcholine.
47 citations
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November 2002 in “Journal of Neurochemistry” Progesterone boosts alcohol's effect on brain, finasteride counters it.
October 2019 in “Asian College of Neuropsychopharmacology” February 2023 in “Clinical Toxicology”
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.
68 citations
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September 1990 in “Biochemical Pharmacology” Minoxidil activates hair growth by being sulfated by P-PST in the human liver.
42 citations
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August 2012 in “Psychoneuroendocrinology” Finasteride reduces certain behaviors caused by D1-like receptor agonists but not by D2-like receptor agonists in mice.
28 citations
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May 2015 in “Addiction Biology” Prenatal stress changes how male and female rats enjoy rewards differently, linked to sex hormones.
27 citations
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October 2018 in “Saudi Journal of Biological Sciences” Curcumin can protect against mercury's harmful effects on brain and behavior.
18 citations
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August 2011 in “Medical Hypotheses” Physical inactivity is a primary cause of many human illnesses.
16 citations
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October 2017 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Dutasteride may protect the brain in early Parkinson's disease.
13 citations
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December 2017 in “CNS Neuroscience & Therapeutics” Finasteride affects young male rats' brain function and behavior negatively.
12 citations
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May 2012 in “Endocrinology and metabolism/American journal of physiology: endocrinology and metabolism” Human scalp hair follicles can be used to study how prolactin affects hair growth and cell death.
11 citations
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April 1993 in “Chest” Man drank minoxidil, caused low blood pressure and fast heartbeat, treatment helped but led to heart damage.
11 citations
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November 1991 in “Journal of Neuropathology & Experimental Neurology” Brindled mice show abnormal catecholamine neuron development due to copper deficiency.