95 citations
,
January 2009 in “Journal of Biomedical Optics” Nanoparticles penetrate hair follicles better when their size matches the cuticula thickness.
April 2025 in “International Journal For Multidisciplinary Research” The nano-herbal hair spray effectively strengthens hair and reduces dandruff naturally.
7 citations
,
August 2006 in “Biopolymers” Researchers extracted tiny keratin filaments from human hair by unzipping its outer layer.
October 2019 in “DOAJ (DOAJ: Directory of Open Access Journals)” The nanoparticles effectively deliver herbal extract to enhance hair growth.
91 citations
,
December 2000 in “The journal of cell biology/The Journal of cell biology” Scientists successfully created mouse hair proteins in the lab, which are stable and similar to natural hair.
53 citations
,
September 1999 in “Journal of Synchrotron Radiation” Keratinous tissues have multiple structural layers, including ordered keratin and lipid granules.
63 citations
,
December 1998 in “Biochimica et Biophysica Acta (BBA) - Protein Structure and Molecular Enzymology” The study improved understanding of keratin fiber structure by showing consistent microfibril diameter but varying distances and electron density profiles.
48 citations
,
January 2002 in “Journal of Structural Biology” Trichocyte filaments have a low-density core and may include proteins for hair structure.
51 citations
,
September 2012 in “Biomacromolecules” Disulfide bonds make keratin in hair stronger and tougher.
January 2018 in “Clinical dermatology open access journal” Chitosan is useful in skin treatments because it helps with wound healing and cell growth.
13 citations
,
May 2016 in “International journal of biological macromolecules” Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.
6 citations
,
August 1937 in “Journal of the Society of Chemical Industry” April 2011 in “HAL (Le Centre pour la Communication Scientifique Directe)” Chitosan-decorated nanoparticles improve skin delivery of finasteride, with PS404-b-PAA63 being most effective.
6 citations
,
September 2024 in “Plant Cell & Environment” Chitosan affects root hair growth and callose deposition based on its concentration.
15 citations
,
January 2020 in “ACS Applied Materials & Interfaces” Nanofiber structure helps regenerate hair follicles.
27 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology”
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Chitosan slows root hair growth and causes a buildup of callose at low concentrations, but at high concentrations, it only inhibits growth without callose buildup.
April 2018 in “Journal of Investigative Dermatology” The keratin network in mouse skin changes during cornification and affects the skin's protective barrier.
50 citations
,
October 2007 in “Archives of Dermatological Research”
26 citations
,
February 2020 in “International Journal of Biological Macromolecules” Chitosan-coated dutasteride nanocapsules improve hair treatment, and physical stimulation boosts effectiveness.
90 citations
,
July 1993 in “Journal of Investigative Dermatology” April 2016 in “한국고분자학회 학술대회 연구논문 초록집”
17 citations
,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
3 citations
,
July 2019 in “Fibers And Polymers/Fibers and polymers”
The research found that nanoparticles coated with chitosan improved the skin penetration of the drug finasteride.
24 citations
,
November 2015 in “Scientific reports” Human hair has a new region with ordered filaments and the cuticle contains β-keratin sheets.
August 2023 in “Drug Delivery and Translational Research” Human hair keratin was used to create a scaffold that could help with skin repair.
64 citations
,
April 1992 in “Differentiation” Sciellin is a protein that helps form protective layers in skin, hair, and nails.
96 citations
,
September 2021 in “International Journal of Molecular Sciences” Chitosan, a natural substance, can be used to create tiny particles that effectively deliver various types of drugs, but more work is needed to improve stability and control of drug release.
41 citations
,
May 2012 in “Advanced Healthcare Materials” Human hair keratins improve cell adhesion and growth on culture surfaces.