73 citations
,
October 2013 in “International Journal of Cosmetic Science” Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.
1 citations
,
January 2023 in “Chemical Engineering Journal”
March 2026 in “Scientific Data” Chromatin state changes in hair follicle stem cells can improve cashmere growth.
1 citations
,
April 2025 in “Materials Today Communications” The dressing speeds up wound healing by mimicking skin's natural properties.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
4 citations
,
January 2020 in “Genes” The KRTAP21-2 gene affects wool length and quality in sheep.
1 citations
,
March 1989 in “Proceedings of the British Society of Animal Production” Hormones and daylight changes control when cashmere goats shed their hair.
65 citations
,
May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
12 citations
,
August 2001 in “PubMed” CE-PTG is a better method for analyzing hair growth in androgenetic alopecia.
1 citations
,
May 2013 in “PubMed” Glycylglycine makes hair softer by improving alignment and changing hair's internal properties.
47 citations
,
November 2012 in “Wound repair and regeneration” Nude mice with grafted human skin developed scars similar to human hypertrophic scars.
4 citations
,
November 1968 in “Textile research journal” Hair fibers may have a unique, non-protein sheath not previously identified.
53 citations
,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
46 citations
,
September 2014 in “Tissue engineering. Part A” Researchers created hair-inducing human cell clusters using a 3D culture method.
27 citations
,
January 2015 in “International Journal of Trichology” The supplement helps improve hair growth and reduce hair shedding.
14 citations
,
April 2016 in “PloS one” The KRTAP11-1 gene promoter is crucial for specific expression in sheep wool cortex.
81 citations
,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
5 citations
,
January 2017 in “Journal of Nanomedicine & Nanotechnology” Nanoemulgel could be a promising new treatment for hair loss.
September 2018 in “PubMed” Hair becomes thinner, grayer, and may fall out more as people get older, and styling habits can worsen these effects.
December 2021 in “IP Indian journal of clinical and experimental dermatology” Trichoscopy is a useful tool for diagnosing female pattern hair loss.
13 citations
,
February 2019 in “Zoology” Lustre mutant sheep have normal hair structure and proteins but differ in felting properties.
Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
2 citations
,
January 2014 in “Journal of clinical and diagnostic research” Emerging therapies like stem cell and laser treatments show promise for hair regeneration.
15 citations
,
October 2004 in “Colloids and surfaces. B, Biointerfaces” Holes in mature hair are likely caused by the removal of substances during hair care.
11 citations
,
November 2009 in “Brazilian Journal of Medical and Biological Research” Young C57BL/6 mice heal better than BALB/c mice, and older mice heal faster but regenerate worse.
4 citations
,
December 2017 in “International Journal of Biomedicine” Fibroblast transplantation improves wound healing, with dermal equivalents slightly enhancing skin regeneration.
September 2025 in “Cell Reports” Skin stretching can improve vaccine delivery through hair follicles and boost immune response.
Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
117 citations
,
August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
32 citations
,
July 2018 in “Scientific Reports” Essential-oils-cobalt improves goat growth and product quality.