96 citations,
November 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,
September 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.
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,
October 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,
June 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,
August 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,
November 2002 in “Journal of The American Academy of Dermatology” Finasteride improves hair loss in women with hyperandrogenism.
91 citations,
May 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,
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.
89 citations,
December 2010 in “The Journal of Dermatology” The conclusion is that an algorithm using trichoscopy helps diagnose different types of hair loss but may need updates and a biopsy if results are unclear.
89 citations,
September 2010 in “Annual Review of Genomics and Human Genetics” The document concludes that understanding the genes and pathways involved in hair growth is crucial for developing treatments for hair diseases.
89 citations,
August 2008 in “Human genetics” The EDAR gene greatly affects hair thickness in Asian populations.
88 citations,
June 2019 in “Cell reports” Certain small molecules can promote hair growth by activating a cellular cleanup process called autophagy.