96 citations,
September 2017 in “Analytica Chimica Acta” Hair elemental analysis could be useful for health and exposure assessment but requires more standardization and research.
96 citations,
April 2017 in “Oncotarget” Smaller nanoemulsions can penetrate skin and hair follicles better, which may be useful for delivering drugs and vaccines through the skin.
96 citations,
April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
96 citations,
October 2000 in “The FASEB Journal” The p75 neurotrophin receptor is important for hair follicle regression by controlling cell death.
95 citations,
May 2012 in “British Journal of Dermatology” Androgens block hair growth by disrupting cell signals; targeting GSK-3 may help treat hair loss.
95 citations,
July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
95 citations,
October 2007 in “International Journal of Dermatology” A new method accurately classifies hair types, showing global hair diversity.
95 citations,
January 2007 in “Human biology” Human hair can be classified into eight types based on physical features, not ethnicity.
94 citations,
April 2018 in “Nature Genetics” New genetic locations explain much of hair color variation in Europeans.
94 citations,
September 2014 in “Therapeutic Delivery” Nanoparticles can improve skin treatments by better targeting hair follicles, but more research is needed for advancement.
94 citations,
May 2011 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles greatly increase caffeine absorption through the skin shortly after it's applied.
94 citations,
July 2003 in “Journal of biological chemistry/The Journal of biological chemistry” EGF controls hair growth by regulating hair follicles' growth phases.
94 citations,
February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
93 citations,
February 2008 in “Atmospheric environment” Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.
93 citations,
April 2003 in “Proceedings of the National Academy of Sciences of the United States of America” Fatty acid transport protein 4 is essential for skin and hair development.
92 citations,
September 2019 in “ACS nano” A wearable device using electric stimulation can significantly improve hair growth.
92 citations,
August 2017 in “Proceedings of the National Academy of Sciences of the United States of America” Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with hair loss.
92 citations,
September 2013 in “Journal of Investigative Dermatology” BMAL1 and Period1 genes can influence human hair growth.
92 citations,
June 2010 in “Journal of The American Academy of Dermatology” Dutasteride 0.5 mg daily improves hair growth safely in men with hair loss.
92 citations,
November 2006 in “Proceedings of the National Academy of Sciences of the United States of America” BMP signaling controls hair follicle size and cell growth by affecting cell cycle genes.
92 citations,
December 2005 in “The Journal of clinical investigation/The journal of clinical investigation” Human hair follicle stem cells can be isolated using specific markers for potential therapeutic use.
92 citations,
June 2005 in “Journal of Investigative Dermatology” All-trans retinoic acid causes hair loss by increasing TGF-β2 in hair follicle cells.
92 citations,
October 2002 in “Journal of The American Academy of Dermatology” Finasteride improves hair loss in women with hyperandrogenism.
91 citations,
April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
91 citations,
January 2009 in “International Journal of Trichology” Different hair evaluation methods have their own pros and cons, and using multiple methods together is best for accurate hair loss diagnosis and tracking.
91 citations,
December 2006 in “Proceedings of the National Academy of Sciences” Hair patterns in mice are controlled by both a global system dependent on Fz6 and a local self-organizing system.
91 citations,
May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
90 citations,
January 2009 in “Journal of cosmetic and laser therapy” Low-level laser therapy might help hair growth, but more research is needed.
Researchers developed a new model for more realistic computer graphics of hair by considering how light scatters on hair fibers.
90 citations,
October 1996 in “Dermatologic Clinics” Growth factors are crucial for hair development and could help treat hair diseases.