18 citations
,
January 2007 in “Pharmaceutical Biology” Citrullus colocynthis extract is effective for hair growth, comparable to minoxidil.
October 2001 in “Dermatologic Surgery” Cutting and implanting hair follicles can create finer, more natural-looking hairlines, with about half of the implanted hairs growing back.
135 citations
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January 1996 in “Journal of Investigative Dermatology”
September 2017 in “Journal of Investigative Dermatology” Aging causes sweat glands to shrink, leading to skin issues, and blue light can help hair grow.
21 citations
,
March 2019 in “Experimental Dermatology” Immune cells around hair follicles help control hair growth and could be targets for treating hair disorders.
8 citations
,
June 2011 in “Nature Biotechnology” Stem cell treatments can potentially treat baldness, with one trial showing hair growth after injecting a hair-stimulating complex, and no safety issues were reported.
3 citations
,
February 2021 in “Experimental dermatology” Dermal papilla microtissues could be useful for initial hair growth drug testing.
34 citations
,
December 2009 in “The International Journal of Developmental Biology” Too much thymosin beta4 causes weird teeth and more hair growth in mice.
November 2025 in “Advanced Science” The treatment using a special hydrogel shows promise for promoting hair growth.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” A girl with excessive hair growth had a genetic change on chromosome 17 that reduced the activity of two genes linked to hair growth.
25 citations
,
January 2013 in “Journal of Industrial and Engineering Chemistry” Some herbal extracts, especially when used in cubosomal suspensions, were as effective as Minoxidil in promoting hair growth.
27 citations
,
February 2014 in “Experimental Dermatology” IGF-1 affects hair loss and could be a potential treatment.
38 citations
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June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Accurate clinical, histological, and genetic methods are key for understanding and treating hair disorders.
April 2024 in “Facial plastic surgery clinics of North America” Beard restoration is important for creating masculine looks and using beard hair can increase scalp hair coverage.
43 citations
,
August 2008 in “Regenerative Medicine” Scientists created early-stage hairs from mouse cells that grew into normal, pigmented hair when implanted into other mice.
147 citations
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April 1994 in “Drug Safety” Some drugs can cause hair loss or increase hair growth, but these effects are usually reversible when the drug is stopped.
73 citations
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November 2000 in “Proceedings of the National Academy of Sciences of the United States of America” There are two ways to start hair growth: one needs Stat3 and the other does not, but both need PI3K activation.
114 citations
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October 1996 in “Dermatologic clinics” Hair loss is mainly caused by hormones, autoimmune issues, and chemotherapy, and needs more research for treatments.
2 citations
,
May 1989 in “JAMA” Minoxidil can help hair growth but may not always look cosmetically good.
April 2010 in “Plastic and Reconstructive Surgery” The technique can potentially treat hair loss by using a matrix to grow new hair from cells.
19 citations
,
May 2020 in “Cells” Substance from human umbilical cord blood cells promotes hair growth.
July 2025 in “Journal of Investigative Dermatology” Secreted inhibitors of Wnt and IGF signaling control hair and tooth development, creating species-specific patterns.
November 2015 in “Institutional Repositories DataBase (IRDB)”
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
Hair growth is maintained by specific cell signals.
February 2024 in “International Journal of Molecular Sciences” Hair loss in Androgenetic Alopecia is caused by genetics, aging, and lifestyle, leading to hair follicle shrinkage and related health risks.
March 2024 in “Chinese Chemical Letters” Tiny glowing gold particles can stop hair growth by blocking a specific cell signal.
11 citations
,
February 1982 in “RePub (Erasmus University, Rotterdam)” Studying hair roots can help diagnose hair diseases and guide treatments.
April 2018 in “Journal of Investigative Dermatology” Arrector pili muscle regulates hair follicle stem cells, DNA methylation needed for hair cycling, and Wnt/B-catenin signaling starts hair growth.
September 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Some hair growth cells remain in partially bald areas of Indian men with hair loss.