June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle bumps with stem cells might contribute to permanent hair loss by getting disconnected due to scarring.
June 2024 in “Annals of Medicine and Surgery” A 23-year-old Syrian woman has two rare hair disorders, and avoiding hair treatments plus using vitamins and minoxidil may help.
14 citations
,
July 2016 in “Anatomical Science International” The study suggests that the arrector pili muscle is important for hair health and its damage might contribute to hair loss.
10 citations
,
July 2011 in “British Journal of Dermatology” Lower growth factors linked to balding in androgenetic alopecia.
44 citations
,
October 1990 in “Archives of Dermatological Research” The connective tissue around hair follicles changes structure throughout the hair cycle.
87 citations
,
February 2000 in “Journal of Investigative Dermatology” Stem cells in developing hair follicles move to specific areas as they mature.
61 citations
,
March 1966 in “Archives of Dermatology” Nevoid basal cell carcinomas start in the skin and hair follicles.
21 citations
,
October 2013 in “Molecular Biology of the Cell” The protein CCN2 controls hair growth by affecting hair follicle formation and stem cell activity in mice.
August 2025 in “Journal of Investigative Dermatology” Fibronectin is essential for hair follicle regeneration and may help rejuvenate aged skin.
80 citations
,
September 2007 in “Cell Cycle” Stem cells in hair follicles can become various cell types, including neurons.
8 citations
,
May 2017 in “IUBMB life” Astrotactin proteins are important for brain and skin development and are linked to several neurodevelopmental disorders.
37 citations
,
December 1995 in “Journal of Cell Science” Nexin 1 may help control hair growth.
18 citations
,
September 1994 in “Clinical and Experimental Dermatology” Localized trichorrhexis nodosa is a hair condition where hair becomes fragile and breaks easily due to damage.
January 2022 in “Skin appendage disorders” A woman with alopecia totalis regrew dark hair in bands after using a corticosteroid ointment.
10 citations
,
October 2009 in “Photomedicine and laser surgery” IPL treatment can significantly reduce hair in faun tail but may need local anesthesia.
7 citations
,
October 1992 in “PubMed” Sinus hair follicles in mammals have different nerve fiber types with species-specific patterns, especially in cats.
May 2026 in “Scientific Reports” Stigmasterol may help treat hair loss, but more research is needed.
48 citations
,
January 2002 in “Journal of Structural Biology” Trichocyte filaments have a low-density core and may include proteins for hair structure.
12 citations
,
December 1981 in “Journal of Endocrinology” α-MSH increases melanin production in moulting hair follicles, while AVT inhibits it.
13 citations
,
June 2020 in “Scientific reports” Melatonin stimulates the skin components of ram's scrotum during their non-breeding season.
109 citations
,
April 1997 in “Archives of Dermatological Research” Mast cell and nerve fiber interactions in mouse skin change with the hair cycle.
88 citations
,
January 2004 in “Journal of Neuroscience” Neurosteroids regulate synaptic inhibition in the spinal cord and may help manage spinal pain.
98 citations
,
July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
9 citations
,
January 2005 in “Experimental Dermatology” Human hair follicles can produce stress hormones like the body's main stress response system.
39 citations
,
April 1992 in “Development” Both cell and non-cell parts are important for rat whisker follicle regrowth.
7 citations
,
January 1998 in “EXPERIMENTAL ANIMALS” The skin of both rat strains showed similar lectin binding patterns.
4 citations
,
May 1958 in “Journal of Investigative Dermatology”
February 2024 in “Molecules/Molecules online/Molecules annual” NMN could potentially treat hair loss by reducing oxidative stress and improving cell health.
April 2025 in “Journal of Cosmetic Dermatology” The device safely increased hair growth and thickness in men with hair loss.
36 citations
,
July 2005 in “Journal of Neuroendocrinology” Blocking certain brain processes reduces mating behavior in female rats.