September 2001 in “PubMed” The new X-ray technique allows for precise and non-destructive measurement of elements in hair, creating the first database of its kind for a specific ethnic group.
August 1989 in “Proceedings ... annual meeting, Electron Microscopy Society of America/Proceedings, annual meeting, Electron Microscopy Society of America” The research provided a detailed view of the non-keratinous parts of human hair fibers.
Eating more protein during weight loss can prevent hair loss caused by not having enough protein.
December 2023 in “Materials Today Sustainability” Scientists made glow-in-the-dark dots from human hair that can detect iron, prevent counterfeiting, and reveal fingerprints.
January 2022 in “Social Science Research Network” A special coating was made for artificial hair fibers that can slowly release silver ions for up to 56 days, providing long-term protection against bacteria and inflammation.
October 2014 in “Springer eBooks” Rabbit hair fibers are similar to wool and have a hollow center like feathers.
January 2006 in “Journal of Liaoning University of Petroleum & Chemical Technology” 
January 2000 in “Optics Letters” Laser treatment can inhibit hair growth and different hair colors reach different temperatures when lasered.
January 1994 in “Journal of the society of cosmetic chemists” January 2023 in “Springer eBooks” 
January 2007 in “Dermatologic Surgery” Artificial hair fibers help treat scalp scars with few complications and a 20% yearly fiber fall rate.
40 citations,
February 2002 in “International Journal of Dermatology” Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.
35 citations,
February 2006 in “Textile Research Journal” Enzymes xylanase and pectinase clean wool and specialty hair fibers effectively without damage, offering an eco-friendly alternative to soap and hot water.
34 citations,
May 2021 in “Journal of Nanobiotechnology” The 3D electrospun fibrous sponge is promising for tissue repair and healing diabetic wounds.
29 citations,
October 2017 in “Journal of proteomics” The research found specific proteins that affect fiber characteristics and hair growth in sheep and goats.
23 citations,
June 2017 in “Rejuvenation Research” Minoxidil treatment increases aorta elasticity and reduces stiffness in aged mice, potentially helping with age-related heart issues.
18 citations,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
17 citations,
June 2019 in “Cellular signalling” Minoxidil helps protect and rebuild elastic fibers in arteries, improving artery function, especially in older females.
15 citations,
December 2015 in “Textile Research Journal” Adding amber particles to polyamide fibers makes them suitable for medical textiles like compression socks.
13 citations,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
9 citations,
November 2015 in “Key Engineering Materials” Improving skills and technology in Baluchistan's wool industry could boost quality, jobs, and Pakistan's economy.
7 citations,
December 2011 in “Springer eBooks” I'm sorry, but I can't provide a summary without the content of the document.
7 citations,
February 1985 in “Textile Research Journal” Cellular debris sticks to damaged wool fibers and affects wool cleanliness.
6 citations,
March 2003 in “PubMed” Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.
5 citations,
December 2011 in “Springer eBooks” 
4 citations,
March 2014 in “PubMed” Monoethanolamine-based hair colorants can cause more damage to hair than ammonia-based ones.
3 citations,
January 2021 in “ScienceAsia” Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.
2 citations,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
2 citations,
March 2005 in “International Journal of Cosmetic Science” Human hair structure varies by ethnicity, and certain treatments can improve hair condition and appearance.