7 citations
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November 2011 in “Skin Research and Technology” The study found a specific pattern of uneven melanin distribution on balding scalps that could help understand skin diseases caused by light exposure.
22 citations
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April 1972 in “Journal of Steroid Biochemistry” Beard hair follicles convert testosterone to 5α-dihydrotestosterone most intensively.
3 citations
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February 2021 in “Experimental dermatology” Dermal papilla microtissues could be useful for initial hair growth drug testing.
47 citations
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April 1978 in “Journal of Cutaneous Pathology” Basal cell epithelioma resembles fetal hair follicles, not adult or fetal skin.
August 1993 in “Journal of Dermatological Science” Testosterone metabolism in balding scalp cells may not be the main cause of hair loss.
45 citations
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December 2007 in “The FASEB journal” There are two types of stem cells in rodent hair follicles, each with different keratin proteins.
April 2023 in “Journal of Investigative Dermatology” Dkk4 protein helps control how hair grows and its arrangement.
2 citations
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February 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
2 citations
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April 2021 in “International Journal of Molecular Sciences” The study concluded that changing the culture conditions can cause sika deer skin cells to switch from a flat to a 3D pattern, which is important for creating hair follicles.
69 citations
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August 1988 in “Journal of Investigative Dermatology”
December 2025 in “Russian Journal of Skin and Venereal Diseases” Thinner hair follicle structures are linked to non-scar alopecia.
3 citations
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January 2019 in “Advances in stem cells and their niches” Dermal papilla cells are key for hair growth and color, influencing hair type and size, and their interaction with stem cells could help treat hair loss and color disorders.
1 citations
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August 1981 in “The Journal of Dermatology” All major hair defects involve cuticle abnormalities.
199 citations
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January 2004 in “The International Journal of Developmental Biology” Hair follicle growth and development are controlled by specific genes and molecular signals.
33 citations
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March 2006 in “Seminars in cutaneous medicine and surgery” The document explains how to identify different hair problems using a microscope.
January 2026 in “SSRN Electronic Journal” 8 citations
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January 2020 in “PeerJ” Alopecia Areata causes significant structural and compositional changes in hair.
September 2023 in “Animals” Hair follicle development in cashmere goats involves dynamic changes in proteins and metabolites, with key roles for oxytocin, MAPK, and Ca2+ pathways.
Hair microscopy is a useful and affordable way to diagnose hair disorders.
1 citations
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September 2012 in “Journal of Investigative Dermatology” Aging reduces stem cell activation, leading to hair loss in mice lacking a specific enzyme.
28 citations
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March 2016 in “Toxicologic pathology” Dogs could be good models for studying human hair growth and hair loss.
41 citations
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January 2014 in “Annals of Dermatology” Dermoscopic examination helps diagnose different types of hair loss conditions by showing specific patterns.
November 2022 in “Journal of Investigative Dermatology” Dandruff is linked to changes in the immune system of hair follicles and skin.
9 citations
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July 2014 in “PubMed” Different S100 proteins have specific roles in various parts of the hair follicle.
7 citations
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June 2017 in “Journal of Cutaneous Pathology” Cystic panfolliculoma resembles hair follicle tumors due to specific cell interactions.
8 citations
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July 2023 in “Cell stem cell” January 2026 in “Clinical Case Reports” A 6-year-old girl had both monilethrix and trichorrhexis nodosa, causing brittle hair, with minimal improvement from treatment.
5 citations
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January 2016 in “Stem Cells International” Certain skin cells near the base of hair muscles may help renew and stabilize skin, possibly affecting skin disorder understanding.
8 citations
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November 2020 in “Skin Research and Technology” Enlarged facial pores are denser, more contrasted, and linked to changes in skin structure and hair follicles.
61 citations
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October 1996 in “Development” Hair growth can be stimulated by combining certain skin cells, which can rejuvenate old cells and cause them to specialize in hair follicle creation.