44 citations
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April 2003 in “European journal of pharmaceutical sciences” Lipophilic dyes accumulate more in hair follicles when delivered with surfactant-propylene glycol solutions.
44 citations
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March 2019 in “Experimental Dermatology” A wide range of proteins are integrated into the skin's protective layer.
43 citations
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September 2017 in “Lasers in Surgery and Medicine” LED light therapy may help hair growth by activating certain cell pathways.
42 citations
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July 2010 in “European Journal of Cell Biology” Thyroid hormones affect hair follicle stem cells by promoting differentiation and reducing growth.
42 citations
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April 2009 in “Human Genetics” A specific genetic mutation may increase male pattern baldness risk, especially in Europeans.
42 citations
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January 2009 in “Colloids and Surfaces B: Biointerfaces” A certain surfactant sticks to human hair, making it change from water-repelling to water-attracting, which could help in hair conditioning.
42 citations
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January 2002 in “Skin Pharmacology and Physiology” Reconstructed skin models are useful for studying how skin processes certain chemicals.
41 citations
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May 2012 in “Advanced Healthcare Materials” Human hair keratins improve cell adhesion and growth on culture surfaces.
41 citations
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May 2005 in “International Journal of Cosmetic Science” Human hair contains various lipids that vary among individuals and help protect the hair.
41 citations
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July 2001 in “PubMed” Estrogens can reduce DHT production in hair follicles, but are less effective than finasteride and progesterone.
40 citations
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July 2015 in “Journal of Cellular Biochemistry” Cysteine helps maintain keratin production in skin cells even when iron is low.
39 citations
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June 2017 in “Scientific Reports” Different lab conditions and light treatment methods change how human skin cells respond to light therapy.
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October 2013 in “Plastic and Reconstructive Surgery” Human alpha defensin 5 helps heal wounds, reduce bacteria, and grow hair on burned skin.
39 citations
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November 2007 in “Experimental dermatology” Human hair follicles contain a complex network of prostanoid receptors that may influence hair growth.
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July 2007 in “Archives of Pharmacal Research” A tripeptide-copper complex may help hair grow by increasing cell growth and decreasing cell death.
39 citations
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November 1987 in “Clinica Chimica Acta” Human platelets change minoxidil to minoxidil sulfate, helping blood vessels widen.
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October 2011 in “Analytical biochemistry” Hair proteins have weak spots in their α-helical segments.
38 citations
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April 2005 in “Journal of Investigative Dermatology” Human hair follicle cells can become fat and bone cells, useful for therapy.
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February 1988 in “Molecular and Cellular Biology” Only one of the two K16 genes on chromosome 17 makes a functional protein for keratin filaments.
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April 2010 in “FEBS Letters” The study concludes that the EDA2R gene is activated by p53 during chemotherapy but is not necessary for chemotherapy-induced hair loss.
37 citations
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December 2001 in “Journal of Investigative Dermatology” Leptin may play a role in hair growth and hair follicle health.
36 citations
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July 2019 in “Journal of Materials Science Materials in Medicine” Human hair keratin helps repair nerve damage in rats.
36 citations
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March 2011 in “Nature Communications” Cells from a skin condition can create new hair follicles and similar growths in mice, and a specific treatment can reduce these effects.
36 citations
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July 2007 in “Journal of Investigative Dermatology” Certain HLA class II alleles increase or decrease the risk of alopecia areata.
36 citations
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July 2004 in “Journal of Controlled Release” The dye quickly penetrates hair follicles, mainly through the gap, not the surrounding skin.
36 citations
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October 1993 in “British Journal of Dermatology” Human hair follicles can grow in a lab for at least 9 days without serum, keeping their natural characteristics.
36 citations
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December 1991 in “Journal of Dermatological Science” Human nails contain both skin and hair keratins, each needing different extraction methods.
36 citations
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November 1990 in “The Journal of Dermatology” Dermal papillae enhance hair follicle growth and structure.
35 citations
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August 1987 in “In Vitro Cellular & Developmental Biology - Plant” The new device improves human hair follicle cell growth and differentiation.
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August 2016 in “Scientific Reports” Blocking TGFβ-RI signaling enhances surface ectoderm differentiation from human stem cells.