February 2025 in “Cureus” New methods reliably assess hair regrowth and scalp health in hair loss patients.
December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.
Some plant-based ingredients may help with hair growth and care, but more research is needed to confirm their effectiveness.
January 2013 in “Sen'i Gakkaishi” Microfibrils are key for permanent waves, and hydrolyzed keratin improves wave formation and hair condition.
April 2012 in “Informa Healthcare eBooks” Lichen planopilaris is a rare, chronic condition causing hair loss, mainly in middle-aged women, and early treatment is important to prevent permanent baldness.
91 citations
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December 2000 in “The journal of cell biology/The Journal of cell biology” Scientists successfully created mouse hair proteins in the lab, which are stable and similar to natural hair.
517 citations
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February 2010 in “Materials” Keratin from hair and wool is used in medical materials for healing and drug delivery.
272 citations
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September 2001 in “Journal of Biological Chemistry” Human hair keratins were cataloged, showing their roles in hair differentiation stages.
235 citations
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July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.
215 citations
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November 2000 in “Journal of Investigative Dermatology” The system allows precise control of gene expression in mouse skin, useful for studying skin biology.
199 citations
,
January 2004 in “The International Journal of Developmental Biology” Hair follicle growth and development are controlled by specific genes and molecular signals.
198 citations
,
March 1999 in “Journal of Investigative Dermatology” Keratin 15 helps maintain tissue integrity and is reduced in activated keratinocytes.
130 citations
,
April 2003 in “Journal of Investigative Dermatology” Four specific keratins in hair follicles help understand hair structure and function.
115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
101 citations
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August 2010 in “PLoS ONE” Selenoproteins are crucial for healthy skin and hair.
100 citations
,
December 2002 in “Journal of biological chemistry/The Journal of biological chemistry” Researchers mapped and categorized specific keratin-associated protein genes on human chromosome 21q22.1.
96 citations
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June 2017 in “Nature Communications” A WNT10A gene mutation leads to ectodermal dysplasia by disrupting cell growth and differentiation.
92 citations
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April 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” Nonpalmoplantar skin cells can be made to express keratin 9 by interacting with palmoplantar fibroblasts.
89 citations
,
April 2015 in “Materials Science and Engineering C” Keratin-based hydrogels from human hair improve wound healing effectively.
88 citations
,
June 2000 in “Journal of Investigative Dermatology” Keratin 17 is important for hair and nail structure and affects pachyonychia congenita symptoms.
86 citations
,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
78 citations
,
April 1994 in “Archives of dermatology” The study found that Keratosis Pilaris Atrophicans is a genetic skin condition that starts in childhood, involves inflammation and scarring, and current treatments are only somewhat effective.
71 citations
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September 2013 in “Materials Science and Engineering C” Keratin-based hydrogels from human hair and wool are promising for wound dressings and are more eco-friendly.
68 citations
,
February 2011 in “European Journal of Pharmaceutics and Biopharmaceutics” Keratin films from human hair can potentially replace human nail plates for drug testing.
62 citations
,
October 1999 in “Journal of Investigative Dermatology” New mutations in hair keratin genes can change hair structure and cause monilethrix, with nail issues more common in certain gene mutations.
59 citations
,
September 2007 in “Biochemical and Biophysical Research Communications” The TRPV3 gene mutation affects hair growth by keeping mice in the growth phase longer, which could help treat hair loss.
57 citations
,
April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D receptor is crucial for starting hair growth after birth.
52 citations
,
May 2015 in “PLOS Genetics” miR-22, a type of microRNA, controls hair growth and its overproduction can cause hair loss, while its absence can speed up hair growth.
52 citations
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October 2007 in “Molecular Therapy” Injecting lentiviral vectors into early gestation mice effectively targets skin stem cells for potential gene therapy.