231 citations
,
October 1999 in “Journal of Clinical Investigation” Activating the Sonic hedgehog gene in mice can start the hair growth phase.
149 citations
,
June 2010 in “The FASEB journal” miR-31 regulates hair growth by controlling gene expression in hair follicles.
90 citations
,
July 2014 in “Conservation Physiology” Hair cortisol levels in brown bears can be affected by both long-term and short-term stress.
77 citations
,
March 2000 in “Journal of Investigative Dermatology” The research identified six functional hair keratin genes and four pseudogenes, providing insights into hair formation and gene organization.
71 citations
,
January 2012 in “PloS one” The conclusion is that genetic differences affect how the cochlea heals after hair cell loss, which may challenge the creation of hearing loss treatments.
64 citations
,
January 2009 in “The International journal of developmental biology” Hair follicle stem cells are controlled by their surrounding environment.
47 citations
,
September 2004 in “Journal of Biological Chemistry” Hoxc13 regulates specific hair protein genes on mouse chromosome 16.
7 citations
,
March 2014 in “ISRN Biomaterials” Keratin hydrogel from human hair helps rats recover better from spinal cord injuries.
June 2025 in “Molecular Therapy — Nucleic Acids” A new treatment using a DNA aptamer can promote hair growth by targeting a specific receptor.
February 2025 in “Animals” Understanding proteins in skin structures like claws and hair is crucial for future research.
10 citations
,
September 2019 in “Frontiers in Veterinary Science” Older steers have higher hair cortisol levels than younger steers.
20 citations
,
February 2023 in “Biology” Innovative cosmetics could safely change hair color by targeting biological hair pigmentation processes.
338 citations
,
July 2009 in “Development” Sox2-positive cells determine specific hair follicle types in mammals.
98 citations
,
April 2003 in “Die Naturwissenschaften” 90 citations
,
December 2008 in “Journal of Investigative Dermatology” Thyroid-stimulating hormone affects hair follicles but doesn't change hair growth or color.
38 citations
,
December 2006 in “Journal of Investigative Dermatology” Keratin patterns in hair follicles help understand hair growth and potential hair and nail disorders.
31 citations
,
August 2021 in “Stem Cell Research & Therapy” The conclusion is that understanding how hair follicle stem cells live or die is important for maintaining healthy tissue and repairing injuries, and could help treat hair loss, but there are still challenges to overcome.
29 citations
,
January 2021 in “Journal of Investigative Dermatology” Fat under the skin releases HGF which helps hair grow and gain color.
12 citations
,
January 2015 in “Skin appendage disorders” Dermoscopy helps quickly identify hair breakage in people of African descent.
11 citations
,
November 1998 in “Journal of dermatological science” Knocking out certain genes in mice helps understand skin and hair growth problems.
8 citations
,
December 2022 in “BMC Genomics” The research improved understanding of yak hair growth to help use yak wool better.
October 2025 in “International Journal of Cosmetic Science” Hair properties vary by ethnicity and environment, affecting surface charge and particle deposition.
7 citations
,
March 2022 in “Frontiers in Genetics” The research found specific genes that may cause longer hair in Tianzhu White Yak.
38 citations
,
February 2009 in “Journal of The European Academy of Dermatology and Venereology” Severe vertex pattern hair loss may indicate a higher risk for artery plaque buildup.
23 citations
,
December 2004 in “Differentiation” Sex hormones affect hair and feather growth and may help manage alopecia and hormone-dependent cancers.
7 citations
,
February 2004 in “Clinical and Experimental Ophthalmology” Finasteride, often used for hair loss, can potentially cause cataracts.
31 citations
,
January 2014 in “Journal of endocrinological investigation” Woodhouse-Sakati syndrome often causes sexual development issues, hair loss, learning disabilities, deafness, muscle contractions, limb pain, and diabetes.
October 2024 in “Journal of Plant Growth Regulation” Fusarium sp. strain K-23 helps Arabidopsis plants grow better in salty soil by promoting root hair growth.
157 citations
,
June 2011 Dermatoscopy and videodermatoscopy are useful for diagnosing and monitoring various skin, hair, and nail conditions.
23 citations
,
February 2004 in “Clinical and Experimental Ophthalmology” A boy with chromosome 13q deletion syndrome developed eye cancer, a woman with breast cancer lost vision due to a rare side-effect of her treatment, a man's vision worsened after using a hair loss drug, and two rare disorders were discussed. Optical Coherence Tomography is useful for diagnosing and monitoring these conditions.