349 citations
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January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
226 citations
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August 2006 in “Molecular and Cellular Biology” EGF signaling affects gene expression in skin cells, influencing hair growth and potentially cancer.
13 citations
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March 2017 in “PubMed” People with a common type of hair loss have higher stress levels in their body, and treatments that reduce this stress could help.
May 2026 in “Free Radical Biology and Medicine”
May 2026 in “International Journal of Molecular Sciences” The new human placental extract may help prevent hair graying and reduce nerve pain from chemotherapy.
September 2016 in “Journal of Engineering and Technological Science” Women with telogen effluvium have an imbalance in thiol-disulphide, suggesting oxidative stress may contribute to hair loss.
January 2024 in “Authorea (Authorea)” Using laccase to add poly(tyrosine) to wool makes it less likely to shrink and stronger.
7 citations
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March 1990 in “Pigment Cell Research” Certain chemicals cause hair graying in black mice but not yellow mice.
60 citations
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December 1988 in “Journal of Biochemical Toxicology” TCDD reduces EGF receptors in the liver, affecting growth and development.
84 citations
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July 2003 in “European journal of biochemistry” Mouse skin can produce and process serotonin, with variations depending on hair cycle, body location, and mouse strain.
7 citations
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January 2024 in “Cancer Research Communications” TAp63 and NRF2 work together to manage oxidative stress, preventing premature aging and aiding skin functions.
24 citations
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May 2019 in “PLOS genetics” Mutations in the HEPHL1 gene cause abnormal hair and cognitive issues.
10 citations
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December 2015 in “Experimental dermatology” EGFR helps mouse hair follicles stop growing by reducing certain growth regulators.
4 citations
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April 2025 in “Antioxidants” Alpha-ketoglutarate protects rabbit skin cells from oxidative damage by activating a specific cell pathway.
25 citations
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May 2013 in “Experimental Dermatology” Epidermal growth factor helps hair recover after chemotherapy.
April 2016 in “Journal of Investigative Dermatology” Iron deficiency causes hair loss by affecting hair differentiation and cycling.
January 1999 in “Birkhäuser Basel eBooks” Metallothionein likely helps in cell growth and development in wool follicles of fetal sheep.
31 citations
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February 2007 in “Journal of Structural Biology” Oxidation changes the structure of hair protein filaments, causing them to compact and rearrange.
January 2024 in “Theranostics” HDAC6 helps keep ovarian follicles dormant, extending female fertility.
9 citations
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March 2022 in “Antioxidants” Synthetic antioxidants are effective, cheap, and stable, with some like zinc and cholecalciferol reducing child and cancer deaths, but the safety of additives like BHA, BHT, TBHQ, and PEG needs more research.
September 2025 in “Journal of Applied Biological Chemistry” Grateloupia elata extract may be effective for anti-aging skincare.
22 citations
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August 2020 in “Cells” TGM3 is important for skin and hair structure and may help diagnose cancer.
July 2025 in “Journal of Investigative Dermatology”
38 citations
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June 2018 in “Archives of Toxicology” Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.
7 citations
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January 2020 in “Postepy Dermatologii I Alergologii” Oxidative stress plays a role in female pattern baldness, causing an imbalance between harmful and protective elements in the body.
YH0618 helps reduce chemotherapy-induced hair loss by targeting specific proteins and pathways.
September 2017 in “Journal of Investigative Dermatology” LRIG1 protein affects hair growth by regulating skin receptors, leading to hair loss when overexpressed.
December 2025 in “Sustainable Chemistry One World” Mangosteen waste can be used as an eco-friendly natural hair dye, producing a lasting reddish color and strengthening hair.
71 citations
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June 1993 in “Journal of Investigative Dermatology”