65 citations
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July 2020 in “Science Advances” Dermal exosomes with miR-218-5p boost hair growth by controlling β-catenin signaling.
65 citations
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May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
64 citations
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April 1972 in “American Journal of Clinical Nutrition” Hair chromium levels reflect nutritional status after standard washing.
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.
63 citations
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January 1992 in “Experimental Neurology” Chickens exposed to loud noise can quickly regain hearing mostly due to repair of the tectorial membrane, not just hair cell regeneration.
62 citations
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December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
61 citations
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February 1997 in “Differentiation” Hair differentiation starts earlier than thought, involving multiple type-II keratins.
60 citations
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October 2020 in “Journal of Controlled Release” Curcumin nanocrystals in simple gels effectively penetrate hair follicles, but humectants can reduce this efficacy.
60 citations
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April 2003 in “Biomaterials” Controlled release of growth factors in hydrogels improved hair growth in mice.
58 citations
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October 2001 in “Dermatologic Clinics” Hair loss can indicate underlying systemic diseases and addressing these can sometimes reverse the hair loss.
58 citations
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April 1993 in “Developmental Biology” bFGF delays hair growth in mice.
57 citations
,
October 1996 in “Dermatologic clinics” HA-MNs with MXD effectively treat hair loss better than topical MXD with fewer side effects.
56 citations
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June 2002 in “Biomaterials” Controlled release of VEGF in a collagen hydrogel boosts hair growth in mice.
56 citations
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December 1990 in “Differentiation” Growth factors can either promote or inhibit hair follicle cell growth and collagen breakdown.
55 citations
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October 2003 in “Dermatologic Clinics” Different hair care practices and conditions affect African American hair and scalp health, requiring specialized knowledge for treatment.
54 citations
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January 2007 in “The Journal of Steroid Biochemistry and Molecular Biology” Vitamin D receptor is essential for hair growth and preventing hair loss.
54 citations
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October 2002 in “Journal of controlled release” Medium lipophilic substances penetrate skin best, and adding ethanol can increase delivery to hair follicles.
53 citations
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October 2003 in “Developmental Biology” Too much Sonic Hedgehog protein stops hair growth in embryos.
53 citations
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May 1986 in “Clinics in endocrinology and metabolism” Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.
53 citations
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April 1985 in “Developmental Biology” Fibronectin and other basement membrane components increase during hair growth and decrease during rest.
52 citations
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October 1995 in “Experimental Cell Research” Human hair keratin genes hHa2 and hHb1 are located on chromosomes 17 and 12.
51 citations
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January 2004 in “Domestic animal endocrinology” Melatonin implants and long daylight hours alter the timing of hormone release and hair growth in mouflon sheep.
51 citations
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January 2004 in “European Journal of Cell Biology” Human cathepsin V can replace mouse cathepsin L to maintain normal skin and hair in mice.
51 citations
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March 2001 in “Clinics in dermatology” Bleaching damages hair, making it rougher and weaker.
50 citations
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December 2020 in “Bioactive Materials” Wound dressing absorbs fluid, regenerates hair follicles, and heals skin burns.
50 citations
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November 2020 in “Physiology & behavior” People with depression often have higher hair cortisol levels, while those with PTSD tend to have lower levels, but more research is needed to understand this fully.
50 citations
,
July 2018 in “Psychoneuroendocrinology” Hair cortisol can indicate long-term stress levels, but hair growth rate differences may affect accuracy.
50 citations
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October 2011 in “Archives of Biochemistry and Biophysics” Vitamin D receptor is essential for healthy hair growth.
50 citations
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February 2004 in “Genomics” A gene mutation causes lanceolate hair in rats by disrupting hair shaft integrity.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.