October 2023 in “European Journal of Dermatology” Combining hair transplantation with PRP is more effective for treating hair loss than hair transplantation alone.
14 citations
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June 2005 in “PubMed” A rare ear cyst contained hair fragments.
March 2025 in “Anatomy & Cell Biology” Hair follicle stem cell secretions may help protect brain cells and improve stroke recovery.
75 citations
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October 2016 in “Genes & Development” Cells in hair follicles help create fat cells in the skin by releasing a protein called Sonic Hedgehog.
28 citations
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May 1998 in “Journal of the American Academy of Dermatology” Scalp inflammation can cause multiple hairs to grow from one follicle.
15 citations
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February 2021 in “Scientific Reports” A specific group of stem cells can help regenerate hair continuously.
10 citations
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January 2013 in “International Journal of Trichology” More vellus hairs in frontal scalp indicate early female pattern hair loss.
21 citations
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June 2011 in “Investigative Ophthalmology & Visual Science” Hair follicles could help develop eye treatments by studying immune responses.
September 1998 in “Journal of the European Academy of Dermatology and Venereology” July 2025 in “Journal of Investigative Dermatology” Wnt and SHH pathways help form hair follicles by coordinating cell processes.
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 2017 in “Acta Dermato Venereologica” Lipid-antigen stimulation may play a role in folliculotropic mycosis fungoides.
28 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Dermal papilla cells are crucial for hair growth and can induce new hair follicles.
November 2025 in “Journal of Investigative Dermatology” Disrupted cell interactions in hair follicles contribute to hair loss in androgenetic alopecia.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers made a detailed map of gene activity for different parts of human hair follicles to help create targeted hair disorder treatments.
April 2017 in “Journal of Investigative Dermatology” Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.
May 2025 in “Journal of the Egyptian Womenʼs Dermatologic Society” Hair follicles in nonsegmental vitiligo are better protected from immune attacks than in alopecia areata.
January 1999 in “대한피부과학회지” VEGF can promote hair growth by elongating hair follicles.
July 2025 in “Journal of Investigative Dermatology” Immune system changes may contribute to female pattern hair loss.
18 citations
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March 2009 in “Experimental Dermatology” Pilomatricoma can develop into various hair-related structures.
1010 citations
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August 2000 in “Cell” Hair follicle stem cells can form both hair follicles and skin.
86 citations
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February 2012 in “Journal of Clinical Investigation” Stem cells in hair follicles are diverse and change throughout the hair cycle.
2 citations
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February 2025 in “Journal of Investigative Dermatology” Progenitor cells randomly decide their roles to maintain hair follicle growth.
2 citations
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February 2019 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Tufted folliculitis is common in patients with folliculitis decalvans.
24 citations
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January 1989 Human papilla cells from hair follicles show unique growth behaviors but don't induce hair growth in vitro.
19 citations
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May 2016 in “Cytotechnology” 13 citations
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January 2002 in “Biochemical and biophysical research communications” Interferon β from hair cells stops the growth of other hair cells.
29 citations
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April 2000 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” ICAM-1 helps regulate hair growth cycles and skin remodeling.
January 1995 in “Revista de arqueología” 1 alpha,25-dihydroxy-vitamin D3 and calcipotriol speed up cell differentiation in hair follicles.