4 citations
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September 2003 in “Livestock Production Science” Epidermal growth factor reduces hair growth, but cortisol does not.
10 citations
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March 2016 in “Toxicology and applied pharmacology” Using A132 hair dye with sunlight can cause skin damage and hair loss.
79 citations
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January 1975 in “Food and Cosmetics Toxicology” The hair dye formulations tested did not cause long-term toxicity or cancer in mice.
30 citations
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April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
5 citations
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January 1990 in “Journal of Society of Cosmetic Chemists of Japan” Permanent wave lotion can extract proteins from hair, especially when pH is higher, and repeated treatments or bleaching can damage hair.
2 citations
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July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
63 citations
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May 2020 in “Advanced Healthcare Materials” The new wound dressing helps skin heal completely, including blood vessels and hair growth.
3 citations
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May 2020 in “Annals of the Academy of Medicine Singapore” Hair dye can cause serious scalp issues, including skull erosion.
2 citations
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February 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
20 citations
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May 2007 in “Asian-Australasian Journal of Animal Sciences” KAP8.2 gene variations affect cashmere quality in goats.
3 citations
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June 2019 in “Dermatologic Therapy” Biofibre hair implant is a safe, effective treatment for baldness with 95% patient satisfaction.
8 citations
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December 2003 in “Materials Research-ibero-american Journal of Materials” Polyquaternium 7® builds up on hair, improving its look and feel, and AFM is good for measuring these changes.
12 citations
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December 2017 in “Journal of biomaterials science. Polymer ed.” Human hair protein extracts can protect skin cells from oxidative stress.
53 citations
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November 1997 in “Journal of Forensic Sciences” Darker hair in guinea pigs holds more codeine than lighter hair.
98 citations
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November 2002 in “Contact Dermatitis” Many people had severe allergic reactions to a common hair dye ingredient, causing them to seek medical care and miss work.
1 citations
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January 2015 in “China Animal Husbandry & Veterinary Medicine” Four keratin genes are crucial for hair growth in Xinji fine wool sheep.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
April 2020 in “International Journal of Cosmetic Science” The study found that minor protein differences between curved and straight Japanese hair are unlikely to significantly affect hair structure.
12 citations
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February 2019 in “Skin research and technology” White hair has less lipid content and absorbs water differently than brown hair.
71 citations
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September 2013 in “Materials Science and Engineering C” Keratin-based hydrogels from human hair and wool are promising for wound dressings and are more eco-friendly.
4 citations
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January 2018 in “Urology & Nephrology Open Access Journal” Hair dye chemicals can cause serious health problems, including kidney damage.
4 citations
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December 1989 in “The Journal of Dermatology” Human hair proteins have similar cysteine and glycine levels to skin proteins.
42 citations
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January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
4 citations
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June 2022 in “ACS applied materials & interfaces” New wig coating technique makes them more durable, UV resistant, and less static.
January 2002 in “Academic Journal of Kunming Medical College” Human-hair keratin artificial tendons are biocompatible and degrade well in rabbits.
1 citations
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October 2017 in “ecancermedicalscience” Breast cancer alters specific molecular structures in hair, which revert after cancer removal.
October 2023 in “Journal of Drug Delivery Science and Technology” Electrospun nanofibers might be a promising new treatment for hair loss.
IRS-specific genes in Tan sheep hair follicles peak at birth and may affect wool crimp.
February 2026 in “Optics” Stretching wool changes its structure and improves fiber alignment.