3 citations
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July 2022 in “Brain and Behavior” The HtrA1L364P mutation causes brain dysfunction and blood vessel damage.
21 citations
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December 2023 in “Journal of Investigative Dermatology” Hair graying is caused by damage and cell depletion but might be temporarily reversible with drugs and hormones.
73 citations
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July 2013 in “The Journal of Sexual Medicine” Finasteride use changes brain chemicals, causing lasting sexual issues and anxiety/depression.
142 citations
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February 2016 in “Science” Foxc1 helps keep hair follicle stem cells inactive, preventing hair loss.
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October 2020 in “Brain Research Bulletin” Etifoxine, an anxiety drug, can lessen brain inflammation and cognitive issues in mice, partly by increasing production of protective brain steroids.
12 citations
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July 2019 in “Veterinary Dermatology” Nestin-expressing progenitor cells become outer root sheath keratinocytes.
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October 2022 in “Annual review of cell and developmental biology” The nervous system helps control stem cell behavior and immune responses, affecting tissue repair and maintenance.
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June 2021 in “Scientific Reports” Curcumin may help reverse aging by targeting specific genes.
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May 2024 in “Molecular Neurodegeneration” H1 increases risk for neurodegenerative diseases, while H2 offers protection but is linked to other disorders.
63 citations
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January 1992 in “Experimental Neurology” Chickens exposed to loud noise can quickly regain hearing mostly due to repair of the tectorial membrane, not just hair cell regeneration.
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September 2025 in “Frontiers in Immunology” HuR is essential for Treg function and preventing autoimmunity.
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November 2011 in “Neuroreport” Paroxetine relieves pain by increasing allopregnanolone levels.
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November 2017 The document concludes that while some organisms can regenerate body parts, mammals generally cannot, and cancer progression is complex, involving mutations rather than a strict stem cell hierarchy.
July 2024 in “Journal of Investigative Dermatology” Expanding regulatory T cells may help treat alopecia areata by reducing harmful immune cells.
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May 2007 in “Science's STKE” Healing skin wounds in mice can create new hair follicles, and adjusting Wnt signaling could potentially reduce scarring and treat hair loss.
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April 2024 in “Journal of Dermatological Science” Necrosulfonamide helps hair grow by blocking a protein linked to hair loss.
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October 2020 in “Scientific Reports” Necrostatin-1s can promote hair growth and may help treat hair loss.
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March 2015 in “Molecular Medicine Reports” Hair dye ingredient PPD causes cell death and aging in human hair cells by altering microRNA levels.
November 2014 in “Clinical Neurophysiology” High doses of progesterone can reduce seizures in mice.
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June 2022 in “International Journal of Health Sciences” Lower BDNF levels link to worse depression in alopecia areata patients.
42 citations
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March 2008 in “Molecular and Cellular Endocrinology” Hormones and neuroendocrine factors control hair growth and color, and more research could lead to new hair treatment options.
January 2012 in “한국미용학회지” Graying hair is caused by changes in gene expression affecting cell functions.
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June 2021 in “Basic and Clinical Neuroscience Journal” Rat hair follicle stem cells can improve nerve repair and muscle function after injury.
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July 2016 in “Cell cycle/Cell cycle (Georgetown, Tex. Online)” Younger mice's hair-follicle stem cells are better at turning into heart cells than older mice's.
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July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
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September 2020 in “Molecular Brain” The anti-viral drug Elvitegravir may protect brain cells from damage related to neurodegenerative diseases.
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January 2013 in “Regenerative Medicine Research” Rejuvenating self-repair mechanisms could improve organ recovery in regenerative medicine.
May 2005 in “Zhonghua chuangshang guke zazhi” Human hair keratin can help nerve regeneration and is a promising material for nerve repair.
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April 2018 in “Frontiers in endocrinology” Sex steroids produced in the hippocampus are crucial for brain functions like memory and learning in rodents.