Retinoic acid affects hair growth and can cause hair loss.
July 2025 in “International Journal of Molecular Sciences” Blocking CXCL12 can reverse hair loss and fibrosis in androgenetic alopecia.
21 citations
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January 2024 in “Science Immunology” Regulatory T cells protect hair follicle stem cells by maintaining immune privilege in the skin.
July 2025 in “Journal of Investigative Dermatology” Immune system changes may contribute to female pattern hair loss.
5 citations
,
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.
5 citations
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February 2024 in “Journal of Investigative Dermatology” Alopecia areata patients have fewer protective regulatory B cells, which may contribute to the disease.
May 2026 in “Bioactive Materials” The microneedle patch helps regrow hair by restoring enzyme function in hair follicles.
4 citations
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July 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Testosterone increases hair follicle cell growth when beard or axillary skin cells are present together.
1 citations
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September 2020 in “Journal of Dermatological Science” The gene LRRC15 is more active in balding areas of the scalp compared to non-balding areas.
April 2023 in “Journal of Investigative Dermatology” A protein called MPZL3 in mitochondria slows down hair growth and could be a target for treating hair growth disorders.
10 citations
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May 2020 in “Dermatologic therapy” Tildrakizumab significantly improved recalcitrant lichen planopilaris and frontal fibrosing alopecia.
December 2024 in “Stem Cell Research & Therapy” ZO-1 helps hair follicle stem cells renew better by changing their structure.
November 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Dermal EZH2 controls skin cell growth and differentiation in mice.
2 citations
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November 2004 in “Blood” RXRa is crucial for Th2 immune cell development and may link nutrition to immune health.
April 2023 in “Journal of Investigative Dermatology” IL-17 plays a key role in severe hair loss in chronic alopecia areata.
September 2023 in “World Rabbit Science” The FRZB gene slows hair growth in rabbits.
November 2025 in “Journal of Investigative Dermatology” Chronic refractory alopecia areata has more skin-resident memory T cells, and JAK inhibitors may help reduce them.
6 citations
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June 1986 in “The Journal of Dermatology” Reticular erythematous mucinosis syndrome can occur with minimal mucin deposition.
February 2013 in “Journal of the American Academy of Dermatology” Follicular red dots can appear where alopecia areata and vitiligo overlap.
1 citations
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July 2020 in “Journal of cosmetic dermatology” A woman on immunosuppressants developed two rare scalp conditions, which improved with specific treatments.
4 citations
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January 2009 in “Indian Journal of Dermatology, Venereology and Leprology” A patient with granuloma annulare experienced both isotopic and isomorphic responses, with skin lesions responding to steroids but relapsing after stopping treatment.
1 citations
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January 2016 in “Journal of Biosciences and Medicines” The ACTH/MC2R system is crucial for controlling hair growth cycles in mice.
September 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Hair loss in males and females is influenced by immune cell interactions, with potential treatments identified.
January 2020 in “Skinmed” Zinc levels are not significantly different in people with hair loss conditions like Androgenetic Alopecia and Alopecia Areata.
22 citations
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June 2010 in “Experimental Dermatology” Lower MC2R expression may contribute to alopecia areata.
April 2020 in “International Journal of Dermatology” T-cell patterns in skin help distinguish alopecia areata from androgenetic alopecia.
9 citations
,
November 1997 in “British Journal of Dermatology”
196 citations
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May 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Sebocytes play a key role in controlling androgen levels in human skin.
169 citations
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September 2002 in “British journal of dermatology/British journal of dermatology, Supplement” ZD1839 (Iressa) causes skin and hair side effects, treatable with tretinoin cream and minocycline.
16 citations
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November 1994 in “Developmental Biology” Retinoic acid causes gland formation instead of hair in mouse skin by altering epidermal and dermal interactions.