77 citations,
March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
77 citations,
July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
76 citations,
December 2006 in “Journal of Dermatological Science” Japanese women typically start experiencing hair loss after 40, with reduced hair density and thickness being the main factors.
75 citations,
October 2016 in “Genes & Development” Cells in hair follicles help create fat cells in the skin by releasing a protein called Sonic Hedgehog.
75 citations,
January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
74 citations,
January 2013 in “Expert Opinion on Biological Therapy” The conclusion is that hair growth can be improved by activating hair cycles, changing the surrounding environment, healing wounds to create new hair follicles, and using stem cell technology.
74 citations,
October 1998 in “Journal of biological chemistry/The Journal of biological chemistry” The 190-kbp domain contains all human type I hair keratin genes, showing their organization and evolution.
73 citations,
March 2010 in “Food and Chemical Toxicology” Zizyphus jujuba essential oil can promote hair growth.
72 citations,
December 1996 in “Journal of Investigative Dermatology” Human hair follicles can regenerate after removal, but with low success rate.
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.
70 citations,
February 2015 in “Expert Opinion on Drug Discovery” Topical drugs and near-infrared light therapy show potential for treating alopecia.
70 citations,
June 2010 in “Clinics in Dermatology” Certain groups may need vitamin supplements to improve hair health and prevent other health problems.
69 citations,
April 2019 in “Biomedicines” PRP and HF-MSCs treatment improves hair growth, thickness, and density in androgenetic alopecia.
68 citations,
March 2018 in “Biomaterials” Tiny needles with valproic acid can effectively regrow hair.
68 citations,
December 1991 in “Annals of the New York Academy of Sciences” Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.
68 citations,
February 1990 in “Journal of Applied Social Psychology” Bald men are often viewed more negatively and as older than they really are.
67 citations,
August 2013 in “International Journal of Cosmetic Science” Hair greying is caused by oxidative stress damaging hair follicles and melanocytes.
66 citations,
May 2012 in “Scientific Reports” Scientists successfully created and transplanted bioengineered hair follicles that function like natural ones, suggesting a new treatment for hair loss.
65 citations,
July 2006 in “Journal of biological chemistry/The Journal of biological chemistry” The gene Foxq1, controlled by Hoxc13, is crucial for hair follicle differentiation.
64 citations,
July 1997 in “Journal of The American Academy of Dermatology” Finding eosinophils near hair bulbs helps diagnose alopecia areata.
63 citations,
October 1972 in “British Journal of Dermatology” Women with thinning hair have thinner hair strands than women without hair loss.
62 citations,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
61 citations,
June 2018 in “Proceedings of the National Academy of Sciences of the United States of America” Light can turn on hair growth cells through a nerve path starting in the eyes.
61 citations,
December 2016 in “The EMBO Journal” The study showed that hair follicle stem cells can maintain and organize themselves in a lab setting, keeping their ability to renew and form hair and skin.
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.
59 citations,
February 2012 in “Journal of Dermatological Science” Environmental factors at different levels control hair stem cell activity, which could lead to new hair growth and alopecia treatments.
58 citations,
February 2016 in “Scientific reports” Blocking BACE1 and BACE2 enzymes causes hair color loss in mice.
58 citations,
September 2012 in “Dermatologic Clinics” Male pattern hair loss caused by follicular miniaturization; early diagnosis and treatment can reduce psychological burden.
57 citations,
March 2013 in “Journal of Dermatological Science” Improving the environment and cell interactions is key for creating human hair in the lab.
57 citations,
May 2007 in “Nature” Adult mice can grow new hair from skin wounds.