June 2020 in “Journal of Investigative Dermatology” Tiny particles from skin cells can help activate hair growth.
September 2019 in “Journal of Investigative Dermatology” Apple stem cell extract may increase the number of stem cells in a part of the hair follicle.
September 2016 in “Journal of dermatological science” HAP stem cells can repair nerves and spinal cords by becoming Schwann cells.
October 2014 in “Cancer research” Blocking mTORC1 reduces skin tumor growth in mice.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
128 citations
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March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
25 citations
,
July 1994 in “Journal of dermatological science” Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.
17 citations
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July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
5 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Minoxidil boosts hair growth by undergoing a process in hair follicles and certain skin cells, and by increasing the production of compounds essential for hair growth and maintenance.
February 2026 in “International Journal of Molecular Sciences” Removing Lrig1-positive cells in mice leads to temporary loss of sebaceous glands.
Adenosine and caffeine can promote hair growth.
April 2016 in “Journal of Investigative Dermatology” Autophagy, a cell recycling process, is crucial for prolonged hair growth and could be a potential target for treating hair growth disorders.
August 2013 in “International Wound Journal” Non-hairy skin cells might be used to regenerate hair, helping with baldness and skin wounds.
Low-level light therapy can promote hair growth by stimulating cell interactions in hair follicles.
49 citations
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November 2013 in “The Journal of Steroid Biochemistry and Molecular Biology” Vitamin D receptor helps control skin cell growth and hair development.
7 citations
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March 2020 in “PloS one” α-parvin is necessary for skin and hair growth and for the correct orientation of skin cells.
7 citations
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March 2018 in “Experimental Dermatology” Acne lesions don't show increased keratinocyte growth compared to healthy hair follicles.
October 2025 in “Physiologia” Spermidine may improve skin health and hair growth by enhancing cell function.
143 citations
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May 2007 in “Proceedings of the National Academy of Sciences” Vitamin D receptor is crucial for normal hair growth and preventing hair loss.
70 citations
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December 2008 in “Cancer Research” CXCR2 in skin cells promotes tumor growth.
31 citations
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January 1993 in “Skin Pharmacology and Physiology” Potassium channel openers can boost hair growth by stimulating DNA in hair follicles.
31 citations
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December 1991 in “Annals of the New York Academy of Sciences” ORS and hair matrix cells balance growth and differentiation better than normal keratinocytes, with human dermal fibroblasts crucial for proper differentiation.
28 citations
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July 2007 in “Development” TAF4 is important for skin cell growth and helps prevent skin cancer in mice.
13 citations
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November 2013 in “Journal of Endocrinology/Journal of endocrinology” Vitamin D receptor helps control hair growth genes in skin cells.
4 citations
,
December 2022 in “Advanced science” SCD1 is important for hair growth by keeping the connection in skin cells where hair stem cells live stable.
1 citations
,
July 2025 in “Journal of Investigative Dermatology” Increasing m6A levels can improve skin cell growth and wound healing.
June 2026 in “Immunity Inflammation and Disease” Dandruff involves inflammation and increased skin cell growth, not just flaking.
July 2023 in “British journal of dermatology/British journal of dermatology, Supplement” HPV8 E6 gene causes growth of certain skin stem cells.
April 2017 in “Journal of Investigative Dermatology” SM04755 may be an effective topical treatment for psoriasis.
56 citations
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September 2014 in “Molecular Endocrinology” Vitamin D receptor is essential for hair growth signaling.