277 citations
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June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Epithelial-mesenchymal interactions control hair growth cycles through specific molecular signals.
176 citations
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January 2003 in “Journal of Investigative Dermatology” Bone Morphogenetic Proteins (BMPs) help control skin health, hair growth, and color, and could potentially be used to treat skin and hair disorders.
162 citations
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August 2002 in “Survey of Ophthalmology” Latanoprost can make eyelashes longer, thicker, and darker.
120 citations
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November 2014 in “Biological Reviews” The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.
106 citations
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March 2014 in “BioEssays” We need more research to better understand human hair follicle stem cells for improved treatments for hair loss and skin cancer.
54 citations
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June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Disruptions in hair follicle fibroblast dynamics can cause hair growth problems.
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.
33 citations
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January 1997 in “Endocrinology” Testosterone can slow down hair growth when combined with certain cells from bald scalps, and this effect can be blocked by an androgen receptor blocker.
22 citations
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February 2002 in “Clinics in Geriatric Medicine” Many elderly women experience unwanted facial hair and various hair loss conditions, with treatments available for each condition.
18 citations
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November 2020 in “Frontiers in Cell and Developmental Biology” Inflammation plays a key role in activating skin stem cells for hair growth and wound healing, but more research is needed to understand how it directs cell behavior.
15 citations
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February 2015 in “Cell & tissue research/Cell and tissue research” P-cadherin is important for hair growth and health, and its problems can cause hair and skin disorders.
7 citations
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July 2019 in “International Journal of Molecular Sciences” PGA-4HGF may help treat hair loss by activating hair growth pathways and extending the hair growth phase.
Researchers found a genetic link for hereditary hair loss but need more analysis to identify the exact gene.
62 citations
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July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
12 citations
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January 1978 Friesian heifers take about 18 months to adapt to Kenya's climate, with hair changes not strongly linked to weight gain.
78 citations
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August 2002 in “Experimental Dermatology” Researchers developed a quick and easy way to get and grow cells from the base of human hair follicles.
60 citations
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July 2011 in “Stem Cells and Development” Certain signals and genes play a key role in hair growth and regeneration, and understanding these could lead to new treatments for skin regeneration.
50 citations
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August 1999 in “Experimental dermatology” The control system for hair growth cycles is not well understood and needs more research.
47 citations
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January 2013 in “International Journal of Cosmetic Science” Hair diversity is influenced by complex genetics and environmental factors, requiring more research for practical solutions.
41 citations
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June 2013 in “PLOS ONE” Engineered skin substitutes can grow hair but have limitations like missing sebaceous glands and hair not breaking through the skin naturally.
8 citations
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August 2014 in “Clinical and Experimental Dermatology” CTE and FPHL are different hair loss types with unique causes.
1 citations
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January 2014 in “Elsevier eBooks” Melanocytes produce melanin; their defects cause vitiligo and hair graying, with treatments available for vitiligo.
1 citations
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July 2013 in “Hair transplant forum international” Advancements in hair follicle culture have led to better understanding and potential treatments for hair loss.
December 2025 in “Brazilian Journal of Hair Health” The Spiral Model helps understand hair growth changes with age and identify hair problems early.
November 2023 in “International journal of biology, pharmacy and allied sciences” Herbal treatments can help with hair problems, but more research is needed.
June 2021 in “Journal of emerging technologies and innovative research” Onion and Aloe vera can help protect hair from damage caused by hair dyes.
April 2019 in “Journal of Investigative Dermatology” Activating the Sonic hedgehog pathway can help regenerate hair follicles during wound healing in mice, potentially improving regeneration after injury.
14 citations
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April 2000 in “Animal Science/Animal science” Nutrients like vitamins, copper, zinc, and amino acids are crucial for healthy hair and wool growth.
835 citations
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October 2008 in “Nature Genetics” Lgr5 is a marker for active, long-lasting stem cells in mouse hair follicles.
169 citations
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June 2010 in “Molecular & cellular proteomics” Pectin biosynthesis is essential for the growth of cotton fibers and Arabidopsis root hairs.