1 citations
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November 2014 The document explains hair and nail biology, common hair loss conditions and treatments, oral and genital skin diseases, and the risks and treatments associated with squamous cell carcinoma.
11 citations
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May 2012 in “Genesis” Bmpr2 and Acvr2a receptors are crucial for hair retention and color.
1 citations
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June 2024 in “Journal of Investigative Dermatology” Macrophages are crucial for hair regrowth in contact hypersensitivity.
1 citations
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December 2023 Hair grows in cycles and changes with age, starting from fetal development.
November 2023 in “Nature Communications” Cells lacking the Bax protein can outcompete others, leading to better tissue repair and hair growth.
October 2001 in “Dermatologic Surgery” Cutting and implanting hair follicles can create finer, more natural-looking hairlines, with about half of the implanted hairs growing back.
27 citations
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September 2015 in “Drug Design Development and Therapy” Collagenase IV is crucial for hair growth by affecting key growth factors.
61 citations
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January 2011 in “PloS one” Notch signaling is essential for healthy skin and hair follicle maintenance.
1 citations
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March 2015 in “Journal of Cutaneous Medicine and Surgery” Eyebrow hair transplants can regrow after high-dose radiation therapy.
19 citations
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August 2012 in “Cell death and differentiation” Intu gene is crucial for hair follicle formation by helping keratinocytes differentiate through primary cilia.
2 citations
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November 2019 in “Cancer reports” The Wnt signaling pathway is not a major factor in the development of keratoacanthoma, a type of skin tumor.
August 2025 in “Journal of Investigative Dermatology” Elevated luteinizing hormone contributes to female-pattern hair loss, and blocking certain channels may help prevent it.
August 2025 in “Frontiers in Pharmacology” Periplaneta americana extract helps hair regrowth by reducing inflammation and improving skin bacteria balance.
October 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Mice treatments didn't grow hair, a patient treatment may affect immune response, and people with hair loss often feel anxious or depressed.
10 citations
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June 2005 in “Small ruminant research” Melatonin treatment may increase cashmere production in Spanish goats.
32 citations
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August 2015 in “Journal of Investigative Dermatology” Prominin-1 expressing cells in the dermal papilla help regulate hair follicle size and communication but don't aid in skin repair.
November 2025 in “International Journal of Molecular Sciences” Combining different drugs can improve hair loss treatment.
3 citations
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July 2021 in “Life science alliance” PNKP is essential for keeping adult mouse progenitor cells healthy and growing normally.
1 citations
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May 2023 in “Curēus” A man had a benign pilar cyst on his face, which is rare and was successfully removed by surgery.
26 citations
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January 2016 in “Journal of cutaneous and aesthetic surgery” Hair transplant combining scalp and beard hair with PRP was successful for scarring alopecia.
April 2023 in “Research Society and Development” Corticosteroids are safe and effective for treating Alopecia Areata.
December 2012 in “Journal of Dermatological Science” Estrogen increases a growth factor in hair cells which might affect hair loss.
5 citations
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February 2017 in “Biomolecules & Therapeutics” 4-O-Methylhonokiol helps protect skin cells from growth-stopping effects of a protein by regulating growth-related pathways.
January 2025 in “British Journal of Dermatology” Long scalp hair evolved for cooling and social signaling.
171 citations
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July 2007 in “Journal of Investigative Dermatology” A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.
165 citations
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September 2003 in “Toxicology and applied pharmacology” Blocking COX, especially COX-2, in the skin can reduce inflammation and pain and may help prevent skin cancer.
8 citations
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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.
7 citations
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June 2021 in “JAAD Case Reports” A woman had hair loss, nail changes, and skin peeling after a COVID-19 infection, which got better on their own.
5 citations
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June 2022 in “Frontiers in immunology” Increasing Treg cells in the skin does not cure hair loss from alopecia areata in mice.
4 citations
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December 2020 in “Journal of Dermatology” Impaired autophagy may cause hair loss by triggering early catagen.