November 2011 in “Informa Healthcare eBooks” Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.
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.
122 citations
,
May 2010 in “Plant Physiology” Different PIN proteins affect plant root hair growth by changing how auxin is transported.
66 citations
,
February 2015 in “Cell & tissue research/Cell and tissue research” The document concludes that there are no effective clinical treatments for hearing loss due to hair cell damage, but research is ongoing.
22 citations
,
April 2015 in “Current problems in dermatology” Human hair follicles have a unique metabolism that changes between growth stages and may contribute to baldness.
November 2019 in “Harper's Textbook of Pediatric Dermatology” Understanding normal hair growth and loss in children is key to diagnosing and treating hair disorders.
July 2018 in “British Journal of Dermatology” Hair regrowth was seen in 83% of children with alopecia, immune system plays a role in the condition, and various treatments showed effectiveness for hair and nail disorders.
99 citations
,
June 2005 in “Journal of Cosmetic Dermatology” Hair ages due to genetics and environmental factors, leading to graying and thinning, with treatments available for some conditions.
95 citations
,
July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
92 citations
,
August 2017 in “Proceedings of the National Academy of Sciences of the United States of America” Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with 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.
35 citations
,
April 2014 in “Journal of proteomics” Feed restriction in sheep leads to finer wool fibers but may reduce wool quality.
17 citations
,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
12 citations
,
September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
12 citations
,
January 1978 Friesian heifers take about 18 months to adapt to Kenya's climate, with hair changes not strongly linked to weight gain.
8 citations
,
May 2021 in “Bioengineering & translational medicine” Hair growth environment recreated with challenges; stem cells make successful skin organoids.
8 citations
,
January 2012 in “International journal of polymer analysis and characterization/IJPAC. International journal of polymer analysis and characterization/IJPAC. International journal of analysis and characterization” Hydrogenated palm oil repairs and conditions damaged hair by preventing swelling.
3 citations
,
February 2011 in “Journal of Biomedical Research/Journal of biomedical research” A new mutation in the KRT86 gene was found to cause the hair disorder monilethrix in a Han family.
1 citations
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May 2023 in “Frontiers in medicine” Hair dyes and perms can damage hair and scalp, but using interventions can reduce harm.
1 citations
,
January 2018 in “Springer eBooks” Photobiomodulation is an effective and safe treatment for increasing hair growth in people with hair loss.
December 2023 in “International Journal For Multidisciplinary Research” Indian medicinal plants can help with hair growth and common hair issues.
January 2019 in “Durham e-Theses (Durham University)” Advanced microscopy shows hair damage and keratin proteins' roles, aiding future cosmetic treatments.
December 2025 in “Universal library of medical and health sciences.” Amino acids like arginine and cysteine protect hair during chemical treatments, keeping it strong and less brittle.
521 citations
,
January 1954 in “Physiological Reviews” Hair growth is cyclic and influenced mainly by local factors.
271 citations
,
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.
162 citations
,
August 2002 in “Survey of Ophthalmology” Latanoprost can make eyelashes longer, thicker, and darker.
126 citations
,
January 1987 in “Journal of The American Academy of Dermatology” The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.
87 citations
,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
84 citations
,
February 2013 in “Clinica chimica acta” Hair mineral analysis might help diagnose diseases early, but standard methods are needed.
48 citations
,
May 2015 in “NPJ microgravity” A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.