256 citations,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
245 citations,
January 2018 in “Bone Research” TGF-β is crucial for tissue repair and can cause diseases if not properly regulated.
210 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
205 citations,
March 2012 in “Science Translational Medicine” PGD2 stops hair growth and is higher in bald men with AGA.
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.
166 citations,
September 2011 in “Dermatologic Surgery” Platelet-rich plasma with a new carrier significantly increases hair thickness without serious side effects.
128 citations,
September 2003 in “Journal of Ethnopharmacology” Hibiscus rosa-sinensis leaf extract helps hair grow longer and faster.
127 citations,
December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
120 citations,
November 2014 in “Biological Reviews” The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.
108 citations,
November 2006 in “Phytomedicine” Green tea component EGCG could potentially promote human hair growth.
108 citations,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
92 citations,
June 2005 in “Journal of Investigative Dermatology” All-trans retinoic acid causes hair loss by increasing TGF-β2 in hair follicle cells.
87 citations,
March 2005 in “Journal of Dermatological Science” Asiasari radix extract promotes hair growth and increases protein synthesis and cell proliferation.
81 citations,
August 2014 in “Lasers in Surgery and Medicine” Red light therapy is safe and effectively increases hair growth in women with hair loss.
81 citations,
June 2010 in “Journal of Dermatological Treatment” The document concludes that minoxidil and finasteride are proven for hair growth, herbal remedies show promise, but more research is needed to confirm their effectiveness.
81 citations,
February 1997 in “Journal of Investigative Dermatology” Minoxidil boosts hair growth by activating PGHS-1.
76 citations,
March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
73 citations,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
72 citations,
October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
70 citations,
January 2009 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Androgens slow hair growth by altering Wnt signaling in balding cells.
68 citations,
December 2011 in “Journal of Investigative Dermatology” Sox2-positive dermal papilla cells have unique characteristics and contribute more to skin and hair follicle formation than Sox2-negative cells.
66 citations,
July 2007 in “Journal of Molecular Medicine” Stress increases certain chemicals in the skin and nerves, which might worsen skin conditions.
64 citations,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
57 citations,
November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
56 citations,
September 2013 in “Journal of Biochemistry and Molecular Biology” Androgens increase a growth factor in hair cells by creating reactive oxygen species, and antioxidants might help treat hair loss.
54 citations,
January 2013 in “BMC Complementary and Alternative Medicine” Thuja orientalis hot water extract may help hair grow by starting the growth phase and improving hair follicle development.
48 citations,
December 2004 in “Differentiation” Tooth papilla cells can help regenerate hair follicles and grow hair.
46 citations,
January 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Mice lacking Insig proteins had hair growth problems due to cholesterol buildup, but this was fixed by the drug simvastatin.
46 citations,
May 1986 in “Seminars in Reproductive Medicine” Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.
45 citations,
October 2014 in “Stem cell research & therapy” Modified rat stem cells on a special scaffold improved blood vessel formation and wound healing in skin substitutes.