Applying thyroid hormones to the scalp can help hair grow.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” IL-15 promotes hair growth and protects hair follicles.
Extracellular matrix components affect stem cell growth and adhesion differently based on their source.
August 2025 in “Biomaterials” A new therapy using secretions from fetal cartilage cells shows promise for safe and effective hair regrowth.
April 2023 in “Journal of Investigative Dermatology” Muscle around hair follicles controls hair loss by releasing a signal that causes cell death.
1 citations
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May 2022 in “International Journal of Cosmetic Science” Edelweiss extract can increase hair density and promote hair growth.
43 citations
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December 2006 in “The American journal of pathology” Edar signaling is crucial for controlling hair growth and regression.
19 citations
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November 2017 in “General and comparative endocrinology” BMP2 and BMPR-IA may stop hair growth while Noggin may encourage it in yak skin.
January 2026 in “International Journal of Molecular Sciences” S100a4 is key for hair growth in cashmere goats.
September 2024 in “Journal of the American Academy of Dermatology” Regulatory γδ T cells help protect hair follicles from alopecia areata and promote hair regrowth.
March 2024 in “Tissue and cell/Tissue & cell” Telomerase-positive cells are mainly in the bulb matrix and outer root sheath of hair follicles.
November 2023 in “Journal of Investigative Dermatology” γδTregs can protect hair follicles from alopecia areata and may help regrow hair.
March 2023 in “Scientific reports” Hair growth-related cells need the enzyme SCD1 to help maintain the area that supports 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.
132 citations
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January 2017 in “International Journal of Molecular Sciences” Fat-derived stem cells show promise for skin repair and reducing aging signs but need more research for consistent results.
13 citations
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July 2019 in “PLoS ONE” Deleting podoplanin in mice promotes hair growth by enhancing cell migration.
5 citations
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May 2021 in “Small ruminant research” The study found specific proteins that could mark different growth stages of cashmere goat hair and may help improve cashmere production.
January 2024 in “Archives of Biological Sciences (Beograd)” AP collagen peptides may help hair grow better and become stronger.
April 2016 in “Journal of Investigative Dermatology” Iron deficiency causes hair loss by affecting hair differentiation and cycling.
25 citations
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April 2021 in “The EMBO Journal” Hair follicle stem cells help maintain skin health and could improve skin replacement therapies.
72 citations
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July 2012 in “Journal of Investigative Dermatology” Mice lacking a key DNA methylation enzyme in skin cells have a lower chance of activating stem cells necessary for hair growth, leading to progressive hair loss.
19 citations
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December 2001 in “Dermatologic Therapy” Horizontal scalp biopsy sections are better for diagnosing alopecia areata, showing fewer hair follicles and more miniaturized hairs.
139 citations
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October 2005 in “Journal of Investigative Dermatology” The nail matrix has a reduced immune response, protecting it from autoimmunity.
52 citations
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October 2005 in “Journal of Investigative Dermatology” Hair follicle stem cells have greater longevity and adhesion, while transit-amplifying cells are more mobile.
16 citations
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April 2021 in “Frontiers in Cell and Developmental Biology” New hair follicles could be created to treat hair loss.
3 citations
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December 2024 in “Journal of Animal Physiology and Animal Nutrition” FGF20 is essential for hair follicle stem cell growth and development in fine-wool sheep.
September 2025 in “Journal of the American Academy of Dermatology” Reducing SFRP1 can promote hair growth and may help treat hair loss.
June 2025 in “Molecular Therapy — Nucleic Acids” A new treatment using a DNA aptamer can promote hair growth by targeting a specific receptor.
April 2025 in “Regenerative Therapy” Platelet-rich plasma-derived exosomes can help regrow hair by activating a specific signaling pathway.
January 2024 in “Journal of tissue engineering” Sunlight exposure damages hair follicles, but certain stem cell-derived particles can reduce this damage and help with hair regeneration.