41 citations,
November 2020 in “Colloids and surfaces. B, Biointerfaces” Different hair protein amounts change the strength of keratin/chitosan gels, useful for making predictable tissue engineering materials.
27 citations,
January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.
23 citations,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
18 citations,
October 2018 in “Nutrients” Annurca apple extract promotes hair growth by changing hair follicle metabolism to boost keratin production.
11 citations,
September 2014 in “International Journal of Molecular Sciences” Mycophenolate helps reverse hair loss effects caused by IFN-γ by activating a key hair growth pathway.
Hair keratin treatments can be harmful, potentially causing health issues like skin reactions and cancer.
60 citations,
November 2013 in “Development” Keratin 79 marks a new group of cells that are key for creating and repairing the hair follicle's structure.
57 citations,
June 2003 in “American Journal of Physiology-cell Physiology” Cyclosporin A helps mice grow hair by blocking a specific protein activity in skin cells.
47 citations,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
40 citations,
June 2013 in “Journal of cosmetic dermatology” Brazilian keratin treatments can straighten hair but may contain harmful formaldehyde.
34 citations,
August 1966 in “Experimental cell research” Keratin fibrils in hair form and stop growing at specific points in the follicle.
11 citations,
February 2019 in “Frontiers in Physiology” Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
7 citations,
November 2022 in “Communications biology” Keratin injections can promote hair growth by affecting hair-forming cells and tissue development.
4 citations,
April 2019 in “Cosmetics” Hair stiffness is higher when it has more para-like cortical cells.
Water and fatty acids affect hair's surface differently based on hair damage, and models can help understand hair-cosmetic interactions.
57 citations,
March 2013 in “Journal of Dermatological Science” Improving the environment and cell interactions is key for creating human hair in the lab.
56 citations,
November 2010 in “Pigment Cell & Melanoma Research” Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.
52 citations,
May 2015 in “PLOS Genetics” miR-22, a type of microRNA, controls hair growth and its overproduction can cause hair loss, while its absence can speed up hair growth.
45 citations,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
18 citations,
November 2014 in “Journal of Agricultural and Food Chemistry” Brazilian propolis was found to speed up hair growth in mice by increasing the growth of skin cells that form hair.
16 citations,
October 2015 in “Photochemistry and photobiology” Reducing copper (II) ion levels in hair can decrease hair damage.
8 citations,
July 2012 in “Annals of biomedical engineering” Hair absorbs molecules differently based on their size, charge, and love for water, and less at higher pH; this can help make better hair products.
8 citations,
July 2011 in “Animal science journal” Keratin 33A is a key protein in goat winter coats, especially in high-producing breeds.
6 citations,
May 2020 in “Molecules/Molecules online/Molecules annual” Yak belly hair has higher porosity and is less stiff than human hair, making it absorb dye better but less suitable as a direct substitute for hair dyeing.
6 citations,
July 2018 in “Advances in Clinical and Experimental Medicine” Different body parts have varying levels of certain hair follicle markers.
68 citations,
May 2018 in “PLOS Biology” Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
43 citations,
December 2013 in “Seminars in Cell & Developmental Biology” Genetic mutations can cause hair growth disorders by affecting key genes and signaling pathways.
25 citations,
May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
19 citations,
October 2017 in “The FASEB Journal” Male hormones cause different growth in identical human hair follicles due to their unique epigenetic characteristics.
17 citations,
December 2002 in “Biochemical and biophysical research communications” Scientists found out how a specific protein in human hair cuticles behaves and is structured.