January 2003 in “Zhongguo linchuang jiepouxue zazhi” Human hair keratin may help repair injured spinal cord tissue in rats.
November 2025 in “Biomacromolecules” Nanochitins, especially DNCh and PNCh, effectively promote hair growth.
July 2024 in “Journal of Investigative Dermatology” Human hair follicles have their own thyroid hormone system.
June 2024 in “Benha Journal of Applied Sciences” Serum IMA levels may be linked to premature hair graying and erectile dysfunction.
October 2023 in “Journal of the Endocrine Society” Estetrol helps keep scalp hair in the growth phase longer and improves hair follicle health by affecting the hair root and increasing stem cells.
42 citations
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February 1996 in “Journal of Investigative Dermatology” Polyamines, especially spermidine, are essential for hair growth.
7 citations
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April 2018 in “Cosmetics” Lipids in Japanese hair help maintain glossiness and structure.
130 citations
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January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
69 citations
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January 1995 in “PubMed” Mouse melanocyte structure and function are influenced by genetics, hormones, and environmental factors.
52 citations
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July 2011 in “PubMed” TRPS1 is crucial for bone, kidney, and hair follicle development.
14 citations
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March 2022 in “Plant Cell & Environment” The protein AtRXR3 limits root hair growth in Arabidopsis, affecting phosphorus uptake.
13 citations
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August 2021 in “Frontiers in Aging Neuroscience” Hearing decline in SAMP8 mice starts before outer hair cell loss and may be linked to other changes.
11 citations
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June 2017 in “Journal of cell science” AGD1's PH domain is essential for its role in root hair growth and polarity.
6 citations
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January 2020 in “Skin Pharmacology and Physiology” HIF-1α stimulators, like deferiprone, work as well as popular hair loss treatments, minoxidil and caffeine, in promoting hair growth.
5 citations
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January 2022 in “PloS one” Deleting the p63 gene in certain cells causes problems in thymus development and severe hair loss in mice.
November 2024 in “EMBO Molecular Medicine” JAK inhibitors may reverse early hair loss, but prolonged inflammation can cause permanent hair loss.
April 2018 in “Journal of Investigative Dermatology” Immune cells might contribute to hair loss caused by a specific mutation.
April 2016 in “Journal of Investigative Dermatology” CD73 may regulate hair growth and could be targeted for hair growth treatments.
November 2022 in “Journal of Investigative Dermatology” Growth hormone-releasing hormone (GHRH) boosts hair growth and human scalp hair follicles have their own growth hormone system.
January 2008 in “Bradford Scholars (University of Bradford)” Alopecia areata may be caused by antibodies targeting specific hair follicle proteins, hindering hair growth.
22 citations
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November 2010 in “Toxicological & Environmental Chemistry Reviews” Smokers and people with dyed hair have higher levels of certain metals in their hair.
21 citations
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January 2006 in “Hormone Research in Paediatrics” A mutation in the VDR gene affects hair cycling without needing ligand binding.
August 2025 in “International Journal of Biological Macromolecules” A new hydrogel can kill resistant bacteria and help heal infected burn wounds.
November 2016 in “The Molecular Biology Society of Japan” 15 citations
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June 1996 in “Journal of Pharmacy and Pharmacology” Caffeine levels in hair and blood can indicate liver health.
13 citations
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July 2015 in “Archives of dermatological research” N1-methylspermidine helps hair growth and reduces inflammation in hair follicles.
January 2026 in “Industrial Crops and Products” Ginsenoside Rf from Panax ginseng promotes hair growth and could be a natural alternative for treating hair loss.
April 2018 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” March 2026 in “Tissue Engineering and Regenerative Medicine”
23 citations
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November 2015 in “Phytotherapy Research” Certain herbal compounds, especially from bitter melon, can inhibit cancer growth and promote hair growth by blocking PAK1.