Good nutrition may help prevent premature hair graying.
Water and fatty acids affect hair's surface differently based on hair damage, and models can help understand hair-cosmetic interactions.
December 2021 in “Molecular genetics and genomics” Cats with abnormal hair had DSG4 gene changes causing hair problems.
September 2014 in “Springer eBooks” Aging causes hair to gray and thin, with the timing of graying varying by race, and factors like oxidative stress and genetics can lead to hair loss.
January 2003 in “Annals of Dermatology” Iron deficiency can cause hair abnormalities, but taking iron can fix them and stop hair loss.
271 citations
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March 1999 in “Developmental biology” The research shows that a gene called Wnt3 affects hair growth and structure, causing short hair and balding when overactive.
89 citations
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September 2010 in “Annual Review of Genomics and Human Genetics” The document concludes that understanding the genes and pathways involved in hair growth is crucial for developing treatments for hair diseases.
72 citations
,
July 2003 in “Journal of cosmetic dermatology” Frequent hair coloring and styling can damage hair and cause breakage or loss.
51 citations
,
January 2003 in “Hormone Research in Paediatrics” Hormones and their receptors, especially androgens, play a key role in hair growth and disorders like baldness.
41 citations
,
November 2011 in “The Journal of Dermatology” Some hair loss disorders are caused by genetic mutations affecting hair growth.
32 citations
,
February 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
12 citations
,
June 2009 in “Journal of Cosmetic Dermatology” Loose Anagen Hair syndrome occurs in dark-skinned children and often improves on its own.
2 citations
,
January 2018 in “Springer eBooks” The document explains what healthy skin, nails, and hair look like on an ultrasound.
1 citations
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February 2013 in “InTech eBooks” Genetic mutations cause various hair diseases, and whole genome sequencing may reveal more about these conditions.
Loose anagen hair syndrome in children may improve with age, but treatment results vary.
24 citations
,
November 1978 in “Biochemistry” α-type filaments in guinea pig hair follicles have unique structural features.
20 citations
,
April 1999 in “British journal of plastic surgery” Ruby laser hair removal significantly reduces hair density.
11 citations
,
January 2012 in “Journal of cell science” Rac1 is essential for proper hair structure and color.
7 citations
,
December 2008 in “Expert Review of Dermatology” The document concludes that various childhood hair and nail disorders exist, some may improve on their own, and advances in genetics and immunology could enhance treatment and counseling.
375 citations
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February 2006 in “Journal of Cell Science” The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.
130 citations
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January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
103 citations
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January 2006 in “Journal of Cell Science” The document concludes that the hair cycle is a complex process involving growth, regression, and rest phases, regulated by various molecular signals.
65 citations
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September 2004 in “The American journal of pathology” Blocking BMP signaling causes hair loss and disrupts hair growth cycles.
59 citations
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August 1998 in “International Journal of Dermatology” Genetics and hormones cause hair loss; finasteride treats it safely.
40 citations
,
April 2006 in “Journal of the European Academy of Dermatology and Venereology” The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
40 citations
,
October 2002 in “Endocrinology” Vitamin D3 analogs can promote hair growth in mice genetically prone to hair loss.
38 citations
,
October 2011 in “Analytical biochemistry” Hair proteins have weak spots in their α-helical segments.
38 citations
,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
31 citations
,
January 2014 in “International Journal of Trichology” The arrector pili muscle might play a role in hair loss and needs more research to understand its impact.
27 citations
,
January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.