7 citations,
November 2004 in “International Journal of Cosmetic Science” Hair breaks differently when wet or dry and is affected by its condition and treatments like perms and bleaching.
3 citations,
January 2014 in “Middle East African Journal of Ophthalmology” A woman lost her hair after taking acyclovir, but it grew back when she stopped the medication.
1 citations,
September 2017 in “Journal of Pathology of Nepal” Testing hair roots with a special dye is a simple, non-invasive way to check disease progress in pemphigus vulgaris patients.
835 citations,
October 2008 in “Nature Genetics” Lgr5 is a marker for active, long-lasting stem cells in mouse hair follicles.
520 citations,
February 2001 in “Journal of Clinical Investigation” VEGF helps hair grow and determines follicle size by increasing blood vessel growth.
316 citations,
June 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.
308 citations,
September 2010 in “Nucleic acids research” Increasing mir-302 turns human hair cells into stem cells by changing gene regulation and demethylation.
271 citations,
March 1999 in “Developmental biology” The research shows that a gene called Wnt3 affects hair growth and structure, causing short hair and balding when overactive.
264 citations,
January 2008 in “Journal of biomedical optics” Zinc oxide nanoparticles in sunscreen do not penetrate deep into the skin.
242 citations,
February 2016 in “Science” Hair loss and aging are caused by the breakdown of a key protein in hair stem cells.
211 citations,
February 2009 in “European journal of pharmaceutics and biopharmaceutics” Hair follicles help absorb and store topical compounds, aiding targeted drug delivery.
205 citations,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
204 citations,
October 1999 in “EMBO journal” Overexpression of activin A in mice skin causes skin thickening, fibrosis, and improved wound healing.
200 citations,
November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
194 citations,
March 2003 in “American Journal of Pathology” Stress stops hair growth in mice by causing early hair growth phase end and harmful inflammation through a specific nerve-related pathway.
194 citations,
May 2000 in “Journal of Investigative Dermatology” The hedgehog signaling pathway is crucial for hair growth but not for the initial creation of hair follicles.
192 citations,
April 2019 in “ACS nano” A new microneedle patch made from hair proteins helps regrow hair faster and better than current treatments.
192 citations,
March 1998 in “British Journal of Dermatology” Minoxidil boosts growth factor in hair cells, potentially promoting hair growth.
187 citations,
December 2005 in “Experimental Dermatology” Estrogens can improve skin aging but carry risks; more research is needed on safer treatments.
174 citations,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
171 citations,
July 2007 in “Journal of Investigative Dermatology” A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.
165 citations,
October 2013 in “Nature Communications” Scientists made working salivary glands in mice using bioengineered cells, which could help treat dry mouth.
159 citations,
December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
156 citations,
August 2016 in “Journal of controlled release” Tight junctions are key for skin protection and controlling what gets absorbed or passes through the skin.
155 citations,
May 2016 in “Nature communications” Memory T cells in the skin balance staying put and moving into the blood, clustering around hair follicles, and increasing in number after infection.
146 citations,
May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
145 citations,
May 2008 in “Cancer Science” Cancer cells often have more copies of TERT and TERC genes, which helps them grow and could affect patient outcomes.
140 citations,
December 2017 in “Journal of Controlled Release” Microneedles improve drug delivery in various body parts, are safe and painless, and show promise in cosmetology, vaccination, insulin delivery, and other medical applications.
137 citations,
October 2009 in “The American journal of pathology” Matriptase is crucial for keeping epithelial tissues healthy and functioning properly.
129 citations,
January 2007 in “Otology & Neurotology” Gene therapy with the Math1 gene helped regenerate balance-related cells and improve balance in mice.