30 citations
,
January 1994 in “Micron” Mature hair surfaces are formed by keratinized cells with developed layers, not just modified plasma membranes.
21 citations
,
June 2002 in “International Journal of Cosmetic Science” Advancements in hair keratin research could lead to better hair health treatments.
25 citations
,
June 2011 in “International journal of pharmaceutics” Nanoparticles effectively deliver water-insoluble drugs to hair follicles, stimulating hair growth without irritating the skin.
34 citations
,
July 1958 in “Biochimica et Biophysica Acta” September 2025 in “Pharmaceutics” Quercetin nanocrystal gel shows promise for hair regrowth in androgenetic alopecia.
4 citations
,
October 2024 in “International Journal of Molecular Sciences” GCN reduces lung inflammation and damage from air pollution in mice.
January 2017 in “DR-NTU (Nanyang Technological University)” Keratin sponges are as biocompatible as collagen, but keratin gels are slightly less so.
October 2023 in “Journal of Molecular Liquids” A new method using imidazole-based liquids efficiently extracts keratin from yak hair.
May 2026 in “International Journal of Versatile Research and Analysis” Air wedge interferometry is a precise, cost-effective way to measure hair thickness.
January 2012 in “Durham e-Theses (Durham University)” Keratin 15 affects cell behavior and characteristics in skin cells.
14 citations
,
September 2019 in “Forensic Science International Genetics” Hair keratin proteins can be reliably identified in hair as short as 0.12 cm, with 0.5 to 2 cm being the best length for analysis.
October 2024 in “Archives of Dermatological Research” May 2005 in “Zhonghua chuangshang guke zazhi” Human hair keratin can help nerve regeneration and is a promising material for nerve repair.
355 citations
,
August 2013 in “Acta Biomaterialia” The nanofibers with two growth factors improved wound healing by supporting structure, preventing infection, and aiding tissue growth.
December 2011 in “URMIA MEDICAL JOURNAL” Glycoconjugate sugars are important for hair follicle development.
39 citations
,
February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
10 citations
,
October 2016 in “Journal of Biomolecular NMR” Solid-state NMR can effectively study keratin structure and treatment effects in fur.
March 2024 in “Bioimpacts” 400 nm particles penetrate hair follicles best, but mouse models aren't fully reliable for human studies.
The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.
11 citations
,
January 2018 in “IET Nanobiotechnology” The scaffolds significantly sped up wound healing in dogs and were safe.
35 citations
,
September 1994 in “Journal of Investigative Dermatology” 16 citations
,
June 2025 in “Journal of Composites Science” Chitosan–hydroxyapatite biocomposites are promising for tissue engineering due to their safety and ability to support healing.
A natural hair dye from cuttlefish ink and chitosan effectively colors hair black without harmful chemicals.
June 2023 in “Sains Malaysiana” Cinchonine Nanostructured Lipid Carriers serum safely and effectively stimulates hair growth and increases the number and size of hair follicles.
February 2026 in “Colloids and Surfaces B Biointerfaces” The composite dressing improved wound healing and hair growth in mice.
February 2019 in “PubMed” The research found that twisting hair fibers can show changes in stiffness and damage, and help tell apart different hair treatments.
2 citations
,
June 2001 in “Medical Electron Microscopy” Trichilemmal cysts may form from hair follicle outer root sheath growth.
71 citations
,
June 2007 in “Bioorganic & Medicinal Chemistry Letters” PLGA nanospheres improve hair growth by effectively delivering ingredients to hair follicles.
13 citations
,
January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.