4 citations,
August 2020 in “Journal of proteomics” Hair protein composition is similar across different races and shapes.
25 citations,
May 1994 in “Journal of Investigative Dermatology” Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.
September 2023 in “Journal of microbiology and biotechnology” A type of collagen helps hair grow by boosting cell growth and activating a specific hair growth pathway.
14 citations,
January 2008 in “Dermatology” Vitamin D made by the skin plays a role in immune defense and skin health, and more research is needed to understand its full effects.
April 2018 in “Journal of Investigative Dermatology” The keratin network in mouse skin changes during cornification and affects the skin's protective barrier.
39 citations,
July 2007 in “Archives of Pharmacal Research” A tripeptide-copper complex may help hair grow by increasing cell growth and decreasing cell death.
July 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.
July 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzymes Tet1, Tet2, and Tet3 are important for the development of hair follicles and determining hair shape by controlling hair keratin genes.
Hair fiber research combines multiple sciences to improve hair care products.
71 citations,
August 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Hair keratin-associated proteins are essential for strong hair, with over 80 genes showing specific patterns and variations among people.
12 citations,
January 2014 in “Cell structure and function” Different combinations of human hair keratins affect how hair fibers form.
9 citations,
January 1989 in “Sen'i Gakkaishi” Wool and hair fibers absorb moisture similarly due to their keratin structure, with the amount of non-crystalline areas affecting the moisture uptake.
16 citations,
December 2019 in “Animals” Overexpressing Tβ4 in goats' hair follicles increases cashmere production and hair follicle growth.
The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.
98 citations,
December 2008 in “Journal of Investigative Dermatology” Prolactin affects hair growth and skin conditions, and could be a target for new skin disease treatments.
40 citations,
July 2015 in “Journal of Cellular Biochemistry” Cysteine helps maintain keratin production in skin cells even when iron is low.
9 citations,
April 2019 in “Molecules” Blackcurrant extract may help reduce hair loss by promoting stem cell activity in hair follicles.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Electrical epilation damages hair follicles and surrounding skin, likely preventing hair regrowth.
42 citations,
January 2017 in “Genes” The gene KAP22-1 affects wool yield and fiber shape in sheep.
1 citations,
July 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Keratin gene expression helps understand different types of skin cells and their development, and should be used carefully as biological markers.
86 citations,
May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
November 2023 in “BMC genomics” The study concluded that the arachidonic acid pathway and the protein KRT79 play a role in determining the fineness of cashmere.
41 citations,
October 2008 in “The American journal of pathology” Blocking a specific protein signal can make hair grow on mouse nipples.
May 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” KAP-depleted hair causes less immune response and is more biocompatible for implants.
21 citations,
November 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Telogen is an active phase with important biological processes, not a resting phase.
February 2024 in “Journal of medicinal food” The research found a way to develop hair growth materials by targeting a specific signaling pathway.
18 citations,
June 2012 in “Archives of Dermatological Research” Vitamin D boosts a specific protein in skin cells linked to hair follicles.
32 citations,
January 2022 in “International Journal of Molecular Sciences” Melatonin, a hormone, can help protect skin from aging by reducing stress, inflammation, and damage, and may also help treat hair loss in women.
4 citations,
July 2012 in “Genesis” The Megsin-Cre transgene is a new tool for genetic manipulation in the skin and upper digestive tract.
January 2024 in “Molecules (Basel. Online)” Juglone from walnut extracts may help repair damaged hair.