159 citations,
July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
150 citations,
April 1999 in “Dermatologic Clinics” Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.
145 citations,
November 2018 in “Nature Communications” The Sonic hedgehog pathway is crucial for new hair growth during mouse skin healing.
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
112 citations,
July 1998 in “Journal of Investigative Dermatology” Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.
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.
87 citations,
July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
86 citations,
August 2014 in “Journal of The American Academy of Dermatology” To diagnose hair loss, use a systematic approach including history, exams, and tests.
86 citations,
December 2001 in “Experimental dermatology” Mutant mice help researchers understand hair growth and related genetic factors.
83 citations,
January 2015 in “World Journal of Stem Cells” Hair follicle regeneration needs special conditions and young cells.
77 citations,
July 2012 in “Journal of Investigative Dermatology” Wnt10b overexpression can regenerate hair follicles, possibly helping treat hair loss and alopecia.
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,
August 2011 in “Stem Cell Research” Human hair follicle stem cells can turn into multiple cell types but lose some of this ability after being grown in the lab for a long time.
73 citations,
June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
71 citations,
October 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” HFMs can help study hair growth and test potential hair growth drugs.
70 citations,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” TrichoScan is a reliable method for measuring hair growth and is useful for assessing hair loss treatments.
69 citations,
August 2014 in “Journal of The American Academy of Dermatology” Trichoscopy is a quick, cost-effective tool for diagnosing different hair loss conditions.
67 citations,
August 2013 in “International Journal of Cosmetic Science” Hair greying is caused by oxidative stress damaging hair follicles and melanocytes.
59 citations,
July 2020 in “Journal of The American Academy of Dermatology” Oral minoxidil promotes hair growth but may cause side effects; needs monitoring.
58 citations,
October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
58 citations,
September 2012 in “Dermatologic Clinics” Male pattern hair loss caused by follicular miniaturization; early diagnosis and treatment can reduce psychological burden.
54 citations,
September 2012 in “Dermatologic Clinics” Some medications can cause hair loss, but stopping the drug usually leads to recovery within 3 months.
52 citations,
May 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” Parathyroid hormone-related protein helps control hair growth phases in mice.
51 citations,
September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
44 citations,
June 2018 in “Journal of Cellular Physiology” Researchers developed a 3D model of human hair follicle cells that can help understand hair growth and test new hair loss treatments.
42 citations,
March 2018 in “PLOS Biology” Autophagy is important for human hair growth and health.
40 citations,
March 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Growing hair follicles have high mitochondrial activity and ROS in specific regions, aiding hair formation.
39 citations,
April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
39 citations,
December 2013 in “Phytotherapy Research” Safflower (Carthamus tinctorius) extract helps hair grow and could be used in hair products.
38 citations,
May 2009 in “European journal of dermatology/EJD. European journal of dermatology” TrichoScan® is a reliable tool for measuring hair growth, providing quicker and more consistent results than manual methods.