189 citations
,
January 2014 in “Journal of Visualized Experiments” Hair cortisol analysis effectively measures long-term stress.
176 citations
,
September 2006 in “Stem Cells” BMP signaling prevents hair growth by stopping stem cell activation.
154 citations
,
October 1996 in “Proceedings of the National Academy of Sciences of the United States of America” Estrogen affects hair growth and skin cell multiplication.
140 citations
,
December 1998 in “Journal of Investigative Dermatology” Apoptosis in hair follicles varies by growth phase, with TGF-β possibly starting the catagen phase.
69 citations
,
May 1997 in “Veterinary Pathology” The angora mouse mutation causes long hair and hair defects due to a gene deletion.
61 citations
,
April 2012 in “British Journal of Dermatology” Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
54 citations
,
February 2010 in “British Journal of Dermatology” Hair loss in women may have causes other than hormones.
51 citations
,
November 2010 in “Dermatologic Surgery” The research provides specific measurements for hair follicles that can improve hair transplant and regeneration techniques.
46 citations
,
February 1983 in “The Journal of Dermatology” Hair regrowth slows with age due to changes in enzyme activity.
37 citations
,
January 2000 in “International Journal of Pharmaceutics” Topical treatments can regrow hair on bald scalps.
31 citations
,
January 2016 in “Drugs - Real World Outcomes” Some new oral anticoagulants may also cause hair loss and might not be better than traditional ones for preventing hair loss.
30 citations
,
October 2013 in “BMC dermatology” VEGF gel increases hair growth but may have potential toxicity.
24 citations
,
September 1997 in “PubMed” Loose anagen hair can appear at any age and may improve over time.
24 citations
,
November 2013 in “British Journal of Dermatology” Chemotherapy causes hair loss starting soon after treatment begins and recovers about 3 months after ending, while tamoxifen does not significantly affect hair growth.
22 citations
,
May 2002 in “Skin Research and Technology” CE-PTG detects early hair follicle issues in balding areas, helping measure male hair loss.
20 citations
,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
20 citations
,
October 2008 in “Archives of dermatological research” Angiogenin helps hair grow by stimulating cell growth and blood vessel formation.
19 citations
,
August 2019 in “Expert Opinion on Therapeutic Targets” New treatments for hair loss may target specific pathways and generate new hair follicles.
15 citations
,
June 2015 in “Lasers in Medical Science” The 830-nm wavelength was most effective at promoting hair growth in rats using low-level laser therapy.
13 citations
,
May 2021 in “Plants” The leaf extract of Leea indica may reduce inflammation, dissolve blood clots, and promote hair growth.
12 citations
,
January 2020 in “Indian Dermatology Online Journal” Female pattern hair loss has multiple causes and treatments, with new therapies showing promise.
11 citations
,
September 2014 in “International Journal of Molecular Sciences” Mycophenolate helps reverse hair loss effects caused by IFN-γ by activating a key hair growth pathway.
9 citations
,
July 2014 in “Experimental Dermatology” PTHRP agonists can stimulate hair growth, especially in damaged follicles, while antagonists may initially increase growth but ultimately inhibit it.
8 citations
,
July 2020 in “BMC genomics” The research found genes that change during cashmere goat hair growth and could help determine the best time to harvest cashmere.
8 citations
,
March 2020 in “Dermatologic Therapy” The new hair loss treatment kit was safe and improved hair growth without any adverse effects.
8 citations
,
January 2015 in “Genetics and molecular research” Researchers found four key proteins that affect the development of a specific hair type in Yangtze River Delta white goats.
8 citations
,
August 2014 in “Clinical and Experimental Dermatology” CTE and FPHL are different hair loss types with unique causes.
7 citations
,
September 2014 in “European Journal of Dermatology” Thicker hair grows faster; hair loss patients have slower growth.
7 citations
,
March 2007 in “International Journal of Dermatology” Targeting FGFR-1 with antisense oligonucleotides may help treat baldness by increasing hair follicle activity.
7 citations
,
January 2001 in “Annales de zootechnie” Melatonin treatment increases wool production and improves fiber quality in angora rabbits.