174 citations
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April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
163 citations
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April 2019 in “Nature Communications” Mechanical stretching of the skin can promote hair growth by activating certain immune cells.
157 citations
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May 2021 in “Endocrine Reviews” Early diagnosis and individualized treatment improve outcomes for Congenital Adrenal Hyperplasia.
150 citations
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August 1992 in “Genes & Development” TNF alpha in skin cells causes weight loss, hair and fat issues, and skin inflammation in mice.
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June 2002 in “Veterinary record/The veterinary record” Trilostane effectively improved symptoms in dogs with a certain adrenal gland disorder.
145 citations
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November 2018 in “Nature Communications” The Sonic hedgehog pathway is crucial for new hair growth during mouse skin healing.
137 citations
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October 2009 in “The American journal of pathology” Matriptase is crucial for keeping epithelial tissues healthy and functioning properly.
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March 2016 in “PLoS ONE” Key genes and pathways crucial for hair follicle development in cashmere goats were identified, aiding fleece production improvement.
109 citations
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October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
105 citations
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May 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating TRPV3 stops human hair growth.
103 citations
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March 2011 in “PLoS Biology” Birds can lose neck feathers due to a genetic change that increases a gene's activity, helping them adapt to heat.
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February 2008 in “The FASEB Journal” One minoxidil-sensitive potassium channel exists in human hair follicles.
101 citations
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August 2010 in “PLoS ONE” Selenoproteins are crucial for healthy skin and hair.
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August 2009 in “Nature Genetics” Removing both Atr and Trp53 genes in adult mice causes severe tissue damage and death due to DNA damage.
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May 2005 in “The Journal of Clinical Endocrinology & Metabolism” A new mutation in the human glucocorticoid receptor reduces its function and causes resistance to glucocorticoids.
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September 2019 in “Nature Communications” SOX11 and SOX4 help skin cells act like embryonic cells to heal wounds in mice.
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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.
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August 2017 in “Cell Reports” An imbalanced gut and lack of biotin can cause hair loss in mice.
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July 2008 in “The Journal of Clinical Endocrinology and Metabolism” Certain mutations in the H6PD gene cause Cortisone Reductase Deficiency by affecting hormone production.
81 citations
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January 2003 in “The FASEB Journal” Follistatin helps hair growth and cycling, while activin prevents it.
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December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Human skin cells produce proenkephalin, which changes with environmental factors and skin diseases.
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June 2015 in “Journal of biomedical science” Mutations in Gasdermin A3 cause skin inflammation and hair loss by disrupting mitochondria.
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October 1998 in “Journal of biological chemistry/The Journal of biological chemistry” The 190-kbp domain contains all human type I hair keratin genes, showing their organization and evolution.
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June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
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July 2012 in “Journal of Investigative Dermatology” Mice lacking a key DNA methylation enzyme in skin cells have a lower chance of activating stem cells necessary for hair growth, leading to progressive hair loss.
72 citations
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October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
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October 2018 in “Frontiers in cellular and infection microbiology” Certain bacteria and fungi are linked to healthy scalps and dandruff, suggesting that the scalp's microbial balance affects its health.
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November 1999 in “British journal of dermatology/British journal of dermatology, Supplement” Hair sensitivity to androgens is partly controlled by specific enzyme expressions in different hair areas.
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November 2009 in “General and Comparative Endocrinology” Fadrozole and finasteride change gene expression related to sex hormones and thyroid hormones in frog larvae development.
60 citations
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August 2008 in “Human molecular genetics online/Human molecular genetics” A position effect on the TRPS1 gene causes excessive hair growth in humans and mice.