Non-immune dermal cells dominate, epidermal cells increase after day 9, and certain immune cells persist beyond inflammation in wound-induced hair follicle regeneration.
3 citations
,
April 1978 in “PubMed” The study concludes that traction alopecia, caused by hair styling, can help understand telogen effluvium, a condition of excessive hair loss.
55 citations
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May 1995 in “The journal of investigative dermatology/Journal of investigative dermatology”
August 2021 in “Journal of Investigative Dermatology” Stress causes hair loss by making the body produce cortisol, which stops hair cells from growing.
6 citations
,
January 1994 in “PubMed” The molecular mechanisms controlling hair growth phases are not fully understood yet.
January 2009 in “Electronic Theses of LMU Munich (Ludwig-Maximilians-Universität München)” Haarpower® did not significantly reduce excessive shedding in dogs.
12 citations
,
January 2013 in “International Journal of Genomics” The study identified key genes involved in goat hair growth.
3 citations
,
June 2022 in “Journal of the European Academy of Dermatology and Venereology” COVID-19 may cause early hair loss by infecting hair follicles.
83 citations
,
February 1977 in “PubMed” Increasing light exposure in winter can make mares ovulate and cycle earlier.
205 citations
,
April 2005 in “Journal of Investigative Dermatology” Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.
82 citations
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March 2012 in “Development” Drosha and Dicer are essential for hair follicle health and preventing DNA damage in skin cells.
129 citations
,
October 2017 in “BMC Genomics” The study improved understanding of gene roles in cashmere goat hair growth, aiding future cashmere production.
July 2023 in “Veterinary pathology” White-tailed deer can get a hair loss condition that might make them more vulnerable to environmental threats.
Erythropoietin overexpression disrupts hair growth and fat formation in mice.
November 2023 in “Frontiers in veterinary science” The study provides insights into hair growth mechanisms in yaks.
6 citations
,
December 2018 in “The American Journal of Dermatopathology” Early shedding of the inner root sheath in noninflamed hair follicles is a relatively specific sign of Central Centrifugal Cicatricial Alopecia.
January 2026 in “Figshare” January 2026 in “Figshare” November 2025 in “Journal of Investigative Dermatology” Disrupted cell interactions in hair follicles contribute to hair loss in androgenetic alopecia.
28 citations
,
November 2012 in “Experimental dermatology” A protein complex called mTORC1 likely affects when hair growth starts in mice.
179 citations
,
June 2000 in “The American journal of pathology” The absence of functional sebaceous glands causes hair follicle destruction and scarring alopecia.
October 1995 in “Pediatric Research”
14 citations
,
August 2006 in “Clinical and Experimental Dermatology” A girl with no hair neglect developed plica neuropathica in the hospital, lost all her hair, but it grew back.
2 citations
,
July 2024 in “International Journal of Molecular Sciences” Csdc2 helps hair growth in cashmere goats by regulating specific genes.
April 2023 in “Journal of Investigative Dermatology” New method measures skin cell turnover quickly and effectively, showing turnover slows with age and responds more to treatments in older skin.
January 2013 in “Jaypee Brothers Medical Publishers (P) Ltd. eBooks” Telogen effluvium is a condition that causes temporary hair loss.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Human hair follicles have a unique way of using energy and might use the Cori cycle; blocking CCR5 could help treat hair loss.
109 citations
,
April 1997 in “Archives of Dermatological Research” Mast cell and nerve fiber interactions in mouse skin change with the hair cycle.
8 citations
,
October 2024 in “Developmental Cell” 46 citations
,
August 1977 in “Journal of Morphology” The big-clawed shrew's sinus hair follicles are highly specialized for sensing vibrations.