47 citations
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July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
45 citations
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December 2014 in “Journal of the European Academy of Dermatology and Venereology” Plasmacytoid dendritic cells are a key factor in causing hair loss in alopecia areata and could help differentiate it from other hair loss conditions.
41 citations
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March 2007 in “Journal of dermatological science” Taking L-cystine and vitamin B6 can prevent hair loss caused by smoke in mice.
9 citations
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August 2007 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Sheep wool follicles absorb different amino acids at various rates and locations, which could affect wool growth based on diet and genetics.
3 citations
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January 2019 in “Skin research and technology” All wiping methods are as effective as washing for removing cleaning agent from hair.
3 citations
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March 2014 in “Veterinary dermatology” Norwegian puffin dogs have a unique type of hair loss that often doesn't get better on its own and responds well to ciclosporin treatment.
1 citations
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July 2005 in “Informa Healthcare eBooks” Hair follicles could be used for targeted drug delivery, with liposomal systems showing promise for this method.
June 2023 in “Research journal of topical and cosmetic sciences” The polyherbal lotus oil with amla, hibiscus, bhringraj, and methi promotes hair growth effectively, similar to minoxidil.
165 citations
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June 2007 in “European Journal of Cell Biology” Hair follicle stem cells are key for hair and skin regeneration, can be reprogrammed, and have potential therapeutic uses, but also carry a risk of cancer.
63 citations
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April 2005 in “Mechanisms of development” Mice with too much Claudin-6 have skin barrier problems and abnormal hair growth.
60 citations
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November 2013 in “Development” Keratin 79 marks a new group of cells that are key for creating and repairing the hair follicle's structure.
40 citations
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May 2012 in “British Journal of Dermatology” Recognizing specific features of African-American hair can help diagnose hair loss conditions.
May 2025 in “International Journal of Trichology” Laser hair removal might help prevent trichoepithelioma lesions, but more testing is needed.
January 2023 in “International Journal of Trichology” Alcohol-free minoxidil is better for treating hair loss in Indian men.
85 citations
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June 2017 in “Journal of Investigative Dermatology” Blimp1 is crucial for hair follicle growth and skin health.
January 2023 in “Journal of Cosmetics, Dermatological Sciences and Applications” The hair growth serum Trichosera® was effective in increasing hair regrowth and density and reducing hair fall without significant side effects.
January 2011 in “Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)” New molecules can prevent cell death in hair follicles.
August 2022 in “Yakugaku zasshi” Using a steam towel, l-menthol, and carpronium before applying minoxidil nanoparticles can increase its absorption and potentially improve hair growth.
GPC1 is important for blood vessel growth in hair follicles and could help treat hair loss.
GPC1 is important for blood vessel growth in hair follicles and could help treat hair loss.
Glypican-1 is important for hair follicle blood vessel growth and could be a target for treating hair loss.
GPC1 is important for hair growth by helping blood vessels form around hair follicles.
84 citations
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February 1981 in “Journal of Endocrinology” Epidermal growth factor slows hair and body growth in mice.
57 citations
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April 2009 in “Differentiation” SDF-1/CXCL12 and its receptor CXCR4 are crucial for melanocyte movement in mouse hair follicles.
January 2019 in “Advances in stem cells and their niches” Krox20 is important for cell differentiation in the brain and hair follicles.
January 2022 in “Stem cell biology and regenerative medicine” Improving dermal papilla cells can help regenerate hair follicles.
321 citations
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December 2009 in “Journal of Dermatological Science” Dermal cells are key in controlling hair growth and could potentially be used in hair loss treatments, but more research is needed to improve hair regeneration methods.
235 citations
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July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.
132 citations
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August 2008 in “Development” Dlx3 is essential for hair growth and regeneration.
73 citations
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October 2013 in “International Journal of Cosmetic Science” Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.