January 2012 in “대한미용학회지” Hair follicle stem cells can be cultured, but improvements are needed for longer growth.
89 citations
,
May 2005 in “Stem Cells” Mouse skin has special cells in the epidermis that decrease with age and are linked to keratinocyte stem cells.
January 2006 in “Zhongguo bingli shengli zazhi” Murine epidermal stem cells can develop into skin structures without rejection when implanted.
5 citations
,
January 2011 in “International Journal of Cosmetic Science” 1,2,3,4-tetrahydroquinoline compounds are great for stable, pure blue hair dye.
21 citations
,
January 1995 in “Journal of the American Institute for Conservation” A new method extracts red dyes from wool without damaging it, although it slightly weakens the wool.
13 citations
,
January 1995 in “Journal of the American Institute for Conservation” Researchers developed a less damaging way to extract red dyes from wool using EDTA and DMF, preserving the fiber's strength for further analysis.
6 citations
,
October 2003 in “Journal of applied polymer science” A new method using poly(ethylene imine) improves hair dyeing at lower temperatures with better color retention.
1 citations
,
January 2002 in “Springer eBooks”
56 citations
,
January 1996 in “Journal of Forensic Sciences” Dye enters hair at the edges of cuticle cells and penetrates more from water than alcohol-based solutions.
7 citations
,
June 2019 in “Coloration Technology” Translucent keratin films are better for testing hair dyes.
2 citations
,
January 2017 in “Journal of Biotechnology Research Center” Hair dyes affect DNA analysis results, with the prepFiler kit working best for hair with follicles.
December 2023 in “Forensic science international. Genetics” The RapidHIT ID system can effectively get DNA profiles from hair roots with enough cells.
October 2012 in “Sax's Dangerous Properties of Industrial Materials” November 2025 in “International Journal of Biological Macromolecules” This eco-friendly hair dye method improves hair health and color durability.
1 citations
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December 2021 in “Annals of phytomedicine” The herbal hair dye with a 1:2 henna to indigo ratio works well, is safe, and eco-friendly.
5 citations
,
January 2004 in “Journal of applied polymer science” Urea helps hair dye penetrate better and last longer.
69 citations
,
January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
25 citations
,
January 2013 in “Colloids and surfaces. B, Biointerfaces” Hair dye colors mainly target melanin granules in black hair.
January 2025 in “Analytical Methods” A new fluorescent material can detect dextran sulfate sodium, turning green when present, useful for forensic and environmental monitoring.
17 citations
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May 2019 in “Molecules” These temporary hair dyes may be harmful to human health.
18 citations
,
January 1965 in “Stain Technology” 3 citations
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January 2013 in “Journal of cosmetics, dermatological sciences and applications” HAIRCARECUBE TM (HCC) helps hair products work better by getting active ingredients deeper into the hair.
Coreopsis tinctoria Nutt. extract can effectively dye hair yellow or dark brown with good wash durability.
April 2026 in “Cosmetics” The shampoo effectively covers gray hair gradually and maintains color after multiple washes.
January 2000 in “Time to knit” SFE is a better extraction method, and the HPTLC method is effective for analyzing wedelolactone in E. alba.
9 citations
,
November 2000 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” Dyeing hair can help target and destroy hair follicles selectively.
1 citations
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January 2021 in “Springer Proceedings in Materials” Researchers developed a new method to clearly see and label hair proteins with minimal errors using advanced freezing and microscopy techniques.
January 1991 in “Acta Dermato Venereologica” A new method effectively visualizes keratin in hair without harsh chemicals.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal hair dye is a safe, effective, and natural alternative to chemical dyes.
January 2014 in “China Surfactant Detergent & Cosmetics” A reliable method was developed to measure finasteride in hair products.