7 citations
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January 2016 in “Laboratory Investigation” TR3 is mainly found in hair follicle stem cells and may be involved in hair loss.
7 citations
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May 2013 in “PubMed” A new hair loss treatment with two unique ingredients improved hair growth.
7 citations
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December 2010 in “대한의생명과학회지” Hair growth after depilation increases skin thickness, mast cell counts, and cell activity.
7 citations
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January 1981 in “Springer eBooks” The document concludes that hair biology is complex and there are still unanswered questions about hair loss and follicle changes.
7 citations
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July 2022 in “Pharmaceutics” The microneedle device with rapamycin and epigallocatechin gallate effectively promoted hair regrowth in mice.
6 citations
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March 2022 in “PLoS ONE” Centipedegrass extract may promote hair growth by activating certain cell pathways.
6 citations
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January 2019 in “Biochemical and Biophysical Research Communications” Sox13 is a useful marker for early hair follicle development but not essential for hair growth.
6 citations
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February 2018 in “PLOS ONE” Insect wax, especially its policosanol content, may help hair regrow by changing hair follicle phases and increasing nutrient supply.
6 citations
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November 2010 in “Histochemistry and cell biology” The proteins transthyretin and megalin are more present in the growth phase of hair, suggesting they might affect hair health and growth.
6 citations
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January 2007 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Gray hair regained color after thyroid hormone treatment.
6 citations
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June 2004 in “Dermatologic Surgery” A woman had temporary hair loss after a facelift, which improved on its own within a year.
6 citations
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April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
6 citations
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July 1975 in “Archives of Dermatology” Rapid weight loss from dieting and hormonal injections can cause significant hair loss in women.
5 citations
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January 2018 in “Italian journal of dermatology and venereology” Minoxidil effectively stimulates hair growth in androgenetic alopecia.
5 citations
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April 2016 in “The American Journal of Dermatopathology” A tick bite caused temporary hair loss in a man, which is a rare condition that usually gets better within 3 months.
5 citations
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November 2015 in “International Journal of Radiation Biology” Gamma-ray exposure can cause long-lasting damage to hair follicles, affecting hair structure and color.
5 citations
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November 2009 in “Revista médica de Chile” Hair growth cycles in Chileans vary seasonally, with more hair resting in summer and growing in winter.
5 citations
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January 2009 in “Dermato-endocrinology” ADAM 10 and ADAM 12 proteins are involved in different stages of hair growth and could be targets for treating hair disorders.
5 citations
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March 2001 in “Journal of biomechanics” Growing hairs are easier to pull out than resting hairs due to different anchorage strengths.
4 citations
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August 2021 in “Pediatric dermatology” Biotin, alone or with minoxidil, effectively treats short anagen syndrome.
4 citations
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June 2021 in “Frontiers in Pharmacology” Bone marrow stem cells and their medium help hair regrowth.
4 citations
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January 2020 in “BioMed Research International” Timosaponin BII, a plant extract, was found to promote hair growth in mice, similarly to minoxidil.
4 citations
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May 2017 in “Pediatric Dermatology” The study found that Short Anagen Syndrome results in short hair growth not due to hair fragility, and hair may grow longer after puberty.
4 citations
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May 1999 in “PubMed” Some medications can cause reversible hair loss by affecting hair growth cycles.
4 citations
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March 1989 in “The BMJ” Naproxen is not the cause of hair loss in a child; it's due to a toxic event with expected hair regrowth.
3 citations
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February 2025 in “Journal of the American Academy of Dermatology” Feminizing hormone therapy increases hair counts and improves hair-related quality of life, while masculinizing therapy may reduce large terminal hairs.
3 citations
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March 2023 in “Annals of the New York Academy of Sciences” Mutations in claudin-1 and claudin-3 cause hair loss in baby mice.
3 citations
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August 2020 in “International Journal of Molecular Sciences” Blocking Rab27a slows hair growth, while blocking Rab27b encourages it.
3 citations
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May 2018 in “Biochemical and Biophysical Research Communications” iNOS contributes to hair loss in obese diabetic mice and blocking it may encourage hair growth.
3 citations
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June 2017 in “International Journal of Radiation Biology” Gamma rays did not change hair follicle density but increased white and hypopigmented hairs in mice.