June 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Dopaminergic neurons in the gut have distinct subtypes, some releasing both dopamine and acetylcholine.
36 citations
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January 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” The document concludes that understanding genetic mutations in the PI3K-AKT-mTOR pathway can lead to better diagnosis and treatment for certain genetic skin disorders.
January 2017 in “Elsevier eBooks” Antioxidants may help improve mitochondrial health and could be used to treat diseases related to cell damage.
36 citations
,
July 2019 in “Journal of Materials Science Materials in Medicine” Human hair keratin helps repair nerve damage in rats.
26 citations
,
September 2018 in “Neurobiology of Disease” Finasteride and dutasteride reduce unwanted movements from Parkinson's disease treatment by normalizing certain brain signals.
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.
5 citations
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February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Rapamycin may help treat Leigh syndrome by targeting protein kinase C.
September 2024 in “Frontiers in Neuroendocrinology” 5-alpha reductase inhibitors may help protect the brain and gut in Parkinson's disease.
January 2026 in “Pharmaceutics” Extracellular vesicles can worsen Alzheimer's but also offer potential for diagnosis and treatment.
March 2016 in “Journal of the European Academy of Dermatology and Venereology” The April 2016 JEADV issue covered various dermatology topics, including psoriasis, psoriatic arthritis, mTOR inhibitors, autoimmune diseases, photodynamic therapy, viral DNA in skin diseases, chronic hand eczema, and female hair loss.
January 2017 in “Corpus Université Laval (Université Laval)” Dutasteride may protect brain cells in early Parkinson's, while progesterone helps neuron recovery.
50 citations
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April 2021 in “Frontiers in Immunology” New therapies targeting skin neuroimmune interactions could treat neuropathic pain.
31 citations
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June 2011 in “Movement Disorders” The document describes a woman with familial Parkinson's disease due to a genetic mutation, showing severe symptoms and poor response to treatment, and suggests finasteride may help reduce symptoms in Tourette syndrome.
25 citations
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January 2015 in “World journal of stem cells” Hair follicle stem cells can become different cell types and may help treat neurodegenerative disorders.
April 2026 in “Regenerative Medicine” Significant progress and investment in advanced therapies and regenerative medicine continue.
May 2023 in “Cytotherapy” Hair follicle and adipose cell vesicles both protect neurons and reduce inflammation similarly.
1 citations
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October 2022 in “Sci” Helmets used in acupuncture and light therapy can affect brain blood flow, hair growth, and may improve brain diseases and cognitive functions.
March 2014 in “Human Physiology” DHEA improved brain function and behavior in old monkeys and had additional health benefits.
October 2025 in “Open Repository of the University of Porto (University of Porto)” Dutasteride is more effective than finasteride for hair growth, and sublingual apomorphine quickly improves Parkinson's symptoms.
18 citations
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October 2021 in “Frontiers in Physiology” Lipocalin-Type Prostaglandin D2 Synthase (L-PGDS) is a protein that plays many roles in the body, including sleep regulation, pain management, food intake, and protection against harmful substances. It also affects fat metabolism, glucose intolerance, cell maturation, and is involved in various diseases like diabetes, cancer, and arthritis. It can influence sex organ development and embryonic cell differentiation, and its levels can be used as a diagnostic marker for certain conditions.
12 citations
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February 1986 in “PubMed” Injecting newborn mice with a niacin blocker caused skin, gut, and brain damage similar to human pellagra.
21 citations
,
October 2017 in “Cell death and disease” Sesn2 protects inner ear hair cells from damage by regulating certain cell survival pathways.
47 citations
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March 2017 in “Clinical, cosmetic and investigational dermatology” Certain skin conditions may indicate or increase the risk of Parkinson's disease.
May 2015 in “Endocrinología y nutrición” The conclusion is that adult males with muscle weakness and hormonal imbalances should be tested for Kennedy's disease.
35 citations
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April 2012 in “Journal of Clinical Psychopharmacology” Finasteride reduces gambling symptoms in Parkinson's patients.
14 citations
,
October 2018 in “Brain Research Bulletin” Exosomes help nerve fibers grow by affecting specific cell signaling pathways.
12 citations
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July 2019 in “Acta Neurologica Belgica” Levodopa for Parkinson's disease might be linked to skin issues like melanoma, but it's unclear if the drug or the disease causes them.
January 2025 in “Turkish Journal of Cerebrovascular Diseases” CARASIL can cause different symptoms even with the same genetic mutation.
28 citations
,
January 2021 in “Parkinsonism & related disorders (Online)/Parkinsonism & related disorders” Parkinson's disease is linked to skin disorders and skin cells help in studying the disease.
47 citations
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June 2011 in “Movement Disorders” The LRRK2-G2019S mutation in Parkinson's disease has a lifetime penetrance of 25-35%, and finasteride may help reduce symptoms in adult male Tourette syndrome patients.