February 2026 in “International Journal of Biological Macromolecules” Keratin from waste hair and feathers can be sustainably used to create stable emulsions for industrial applications.
August 2024 in “Advanced Healthcare Materials” RK81 can help promote hair growth.
Keratin peptides in hair may help identify gender and ethnicity, but more research is needed.
Giant axonal neuropathy changes the structure of keratin in human hair, making it stiffer and stronger.
January 2025 in “International Journal of Molecular Biology and Biochemistry” The Shindai method effectively extracts keratin from human hair, with potential uses in bioplastics and biofertilizers.
3 citations
,
June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.
64 citations
,
January 2010 in “The FASEB Journal” Prolactin affects the production of different keratins in human hair, which could lead to new treatments for skin and hair disorders.
27 citations
,
September 2017 in “Journal of Medicinal Food” Annurca apple supplement safely increases hair growth and keratin in humans.
17 citations
,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
8 citations
,
April 2017 in “Journal of The Royal Society Interface” Giant axonal neuropathy changes the structure of keratin in human hair.
419 citations
,
March 2005 in “Proceedings of the National Academy of Sciences” Hair-follicle stem cells can become neurons.
356 citations
,
December 1986 in “The journal of cell biology/The Journal of cell biology” Hair and nail cells share similar proteins, indicating a common differentiation pathway.
61 citations
,
September 1994 in “Journal of Medical Genetics” Pachyonychia congenita is linked to a keratin gene on chromosome 17.
58 citations
,
July 2005 in “Molecular and Cellular Biology” A specific gene segment can make mouse skin cells glow, helping study hair growth and gene effects.
32 citations
,
January 2000 in “Human Heredity” Monilethrix severity varies and may be influenced by other genetic or environmental factors.
29 citations
,
April 2003 in “Experimental dermatology” Human hair follicles grown in vitro maintain normal keratin patterns and structure.
26 citations
,
February 1998 in “DNA and Cell Biology” K6 gene expression can be controlled and manipulated in mice for studying skin disorders.
15 citations
,
May 2014 in “Journal of Biological Chemistry” A chimeric keratin partially improved skin structure in mice lacking keratin 5, but didn't fully restore normal skin.
12 citations
,
January 2000 in “Biochemical and Biophysical Research Communications” The study mapped keratin 15 and 19 genes, aiding future genetic disorder research.
7 citations
,
September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
5 citations
,
April 2019 in “Journal of Investigative Dermatology” Oral JAK inhibitors improved alopecia areata by modulating immune responses and boosting hair growth.
4 citations
,
December 2013 in “The Journal of Dermatology” A new mutation in the K6b gene caused a girl's late-appearing nail condition.
4 citations
,
May 1998 in “PubMed” The Bsk mutation doesn't involve keratin gene recombination and its cause is unknown.
4 citations
,
June 2022 in “ACS applied materials & interfaces” New wig coating technique makes them more durable, UV resistant, and less static.
2 citations
,
January 1994 in “Nihon Chikusan Gakkaiho” Cow colostrum and milk can effectively produce anti-hair keratin antibodies.
January 2026 in “Digitalen Hochschulbibliothek Sachsen-Anhalt (Universitäts- und Landesbibliothek Sachsen-Anhalt)” Keratin from chicken feathers can be safely used for skin benefits.
September 2023 in “Journal of Natural Fibers” Drying hair with a microfiber towel better maintains hair strength and structure than using a cotton towel or blow-drier.
November 2010 in “PubMed” Human hair keratin can help repair fat tissue.
Glycosylated keratin levels in hair can help identify the onset of insulin-dependent diabetes.
Chemical treatments weaken hair's thermal stability and structure.