98 citations
,
June 2008 in “Human mutation” This study found that a genetic variant in the EDAR gene leads to typical East Asian hair characteristics by increasing signaling output, as shown in transgenic mice experiments.
35 citations
,
February 2006 in “Textile Research Journal” This study found that xylanase and pectinase enzymes clean wool and specialty hair fibers as effectively as soap, without causing physical damage, whereas resinase was not effective.
23 citations
,
June 2017 in “Rejuvenation Research” In this study, minoxidil treatment in aged mice increased elastin expression and improved aortic structure and function, suggesting its potential for arterial remodeling in aging.
9 citations
,
November 2015 in “Key Engineering Materials” This abstract discusses the challenges faced by the wool industry in Baluchistan, Pakistan, highlighting the need for improved education and technical resources for wool shearing and processing, but reports no new research results.
9 citations
,
June 1947 in “Analytical Chemistry” Cold waving solutions quickly reduce cystine to cysteine in hair.
January 2026 in “Animal Advances” In this study of four Chinese goat breeds, black goats exhibited significantly higher melanin content, while Inner Mongolian cashmere goats had longer fiber lengths. These findings highlight genetic variations in coat color and fiber length, informing future breeding programs.
September 2025 in “Animal Bioscience” This study found that triglyceride and energy metabolic pathways are crucial factors influencing wool fiber diameter in fine-wool Alpine Merino sheep, providing insights for enhancing wool quality.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
January 2003 in “Research Portal (King's College London)” This study employed a laser-based method to analyze how light reflection patterns vary on human hair fibers, revealing changes related to hair color and the tilt of the cuticle cells.
17 citations
,
June 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” This study observed that mice with a Cx43 mutation exhibited slower and asynchronous hair regrowth with severe cuticle weathering, mimicking aspects of hair phenotype in some ODDD patients.
97 citations
,
March 2002 in “Molecular and cellular biology” This study found that mice with a mutant CDP/Cux protein lacking the homeodomain showed severely impaired growth, high postnatal mortality, and reduced fertility, highlighting CDP/Cux's role in developmental regulation.
40 citations
,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that the mechanical stiffening of the human hair follicle along the first millimeter is linked to changes in the keratin network architecture and composition during keratinization.
36 citations
,
January 2021 in “Scientific Reports” This study identified key genes and signaling pathways involved in the growth phases of Pashmina goat hair follicles, highlighting the role of several gene families and transcription factors in fiber quality and growth regulation.
23 citations
,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
15 citations
,
December 2015 in “Textile Research Journal” This study describes the development of polyamide 6 composite fibers with amber filler, finding them suitable for use in medical textiles such as compression garments due to their biocompatibility with skin cells.
3 citations
,
June 2019 in “Journal of cosmetic dermatology” In this study, tresses treated with pH 1.0 acid straightener showed better straightening but more damage to hair properties compared to those treated with pH 2.0.
This case study suggests that obstructive sleep apnea syndrome may be hereditary in patients with connective tissue disorders due to a variant in the COL1A2 gene.
March 2005 in “International Journal of Cosmetic Science” This paper discusses the use of Digital Volumetric Imaging with fluorescent dyes to visualize and compare the interior structures of six different virgin hair types, reporting no new clinical results.
11 citations
,
July 2021 in “Sustainability” In this study, researchers found that replacing natural aggregates with animal bones and human hair with increased microroughness may improve the mechanical strength and durability of concrete.
36 citations
,
September 2018 in “Dermatologic Therapy” This study found that 78% of patients continued taking oral minoxidil for androgenetic or traction alopecia, with 33% reporting decreased hair shedding and 28% noting increased scalp hair.
13 citations
,
January 2017 in “Cosmetics” This review discusses in vitro methods for evaluating the effects of hair care products on hair fibers, reporting no new results; the authors emphasize the importance of selecting appropriate and accurate equipment for testing.
June 2021 in “Research Square (Research Square)” This study found that dyed chitin nanofibers maintain color and mechanical properties when reinforcing resins, allowing color addition and strength improvement while retaining transparency.
104 citations
,
October 2016 in “PLoS ONE” This study found that CRISPR/Cas9-mediated disruption of the FGF5 gene in goats increased hair follicle numbers and fiber length, suggesting more cashmere production could be achieved.
36 citations
,
October 2014 in “Langmuir” This study concluded that bleach treatment partly transforms the hydrophobic top layer of human hair cuticles into a hydrophilic surface with clustered cysteic acid, visualized at the nano-scale using dynamic Chemical Force Microscopy.
August 2025 in “Animal Bioscience” In this study, researchers examined the methylation patterns in the skin tissues of Alpine Merino sheep with varying wool fiber diameters, finding that specific methylated RNAs linked to the Wnt, Notch, and TGF-ẞ signaling pathways may influence fiber diameter and potentially improve wool quality.
Hair properties change under electromagnetic fields and are influenced by individual characteristics and the environment.
November 2025 in “Iraqi Journal of Science” In this study conducted on Iraqi individuals with celiac disease not on a gluten-free diet, researchers observed elevated serum urea and creatinine levels, which may indicate an increased risk of renal dysfunction, alongside decreased magnesium, zinc, and vitamin C compared to healthy controls.
November 2024 in “International Journal of Plant and Environment” This study analyzed Sphenodesme involucrata var. paniculata leaves and found high carbohydrate and calcium content, along with several bioactive compounds, supporting their use in traditional medicine for their nutrient-rich properties.
10 citations
,
May 2012 in “PloS one” This study found that non-pigmented hair follicles have significantly lower expression of nucleotide excision repair genes, which may be associated with reduced melanin production capacity in these follicles.
50 citations
,
December 2020 in “Bioactive Materials” This study suggests that a sandwich-structured wound dressing with bioceramic and polylactic acid layers may improve burn wound healing by absorbing exudates and promoting hair follicle regeneration.