109 citations,
October 2007 in “American Journal of Human Genetics” Giving a special protein to dogs with a certain genetic disease improved their symptoms but didn't help with hair growth.
109 citations,
April 2000 in “European Urology” Finasteride lowers risk of urinary issues and surgery by over 50% in 4 years.
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.
107 citations,
August 2012 in “Seminars in Cell & Developmental Biology” The document concludes that understanding the sebaceous gland's development and function is key to addressing related skin diseases and aging effects.
107 citations,
September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.
106 citations,
July 2013 in “Advances in wound care” UV radiation can help sterilize wounds and promote healing but requires careful use to avoid damaging cells.
106 citations,
September 2010 in “Stem cells” Skin-derived precursors in hair follicles come from different origins but function similarly.
103 citations,
November 2014 in “Journal of Cell Biology” MicroRNA-214 is important for skin and hair growth because it affects the Wnt pathway.
99 citations,
June 1999 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone replacement may help some postmenopausal women with symptoms like fatigue and low libido, but more research is needed to fully understand its effects.
98 citations,
October 2012 in “Dermatologic Clinics” Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.
98 citations,
June 2008 in “Human mutation” A genetic change in the EDAR gene causes the unique hair traits found in East Asians.
96 citations,
July 2014 in “Cold Spring Harbor Perspectives in Medicine” The document concludes that adult mammalian skin contains multiple stem cell populations with specific markers, important for understanding skin regeneration and related conditions.
96 citations,
April 2007 in “Journal of Investigative Dermatology” Grafted rodent and human cells can regenerate hair follicles, but efficiency decreases with age.
94 citations,
May 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.
93 citations,
January 2016 in “British Journal of Dermatology” Eating a high-glycemic diet may worsen acne by increasing certain protein levels and expressions in the skin.
90 citations,
January 1979 in “International review of cytology” Wool follicles are complex, involving interactions between different cell types and structures.
89 citations,
November 2014 in “Medical Clinics of North America” Eating 500 fewer calories a day and making lifestyle changes can improve PCOS symptoms and reduce diabetes risk; more research is needed on its causes and treatments.
89 citations,
January 2009 in “Advances in Clinical Chemistry” Fetal skin heals without scarring due to unique cells and processes not present in adult skin healing.
88 citations,
January 2019 in “Journal of Tissue Engineering and Regenerative Medicine” Conditioned media from mesenchymal stem cell cultures could be a more effective alternative for regenerative therapies, but more research is needed.
87 citations,
April 2018 in “Biochemical and Biophysical Research Communications” Exosomes from dermal papilla cells can help grow hair and might treat hair loss.
87 citations,
March 2014 in “Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids” Cholesterol sulfate buildup due to a genetic mutation disrupts the skin barrier, leading to the scaling skin seen in X-linked ichthyosis.
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.
83 citations,
January 2015 in “World Journal of Stem Cells” Hair follicle regeneration needs special conditions and young cells.
82 citations,
March 2012 in “Development” Drosha and Dicer are essential for hair follicle health and preventing DNA damage in skin cells.
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,
January 2006 in “Journal of cellular physiology” Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
79 citations,
January 2015 in “Journal of Materials Chemistry B” Smart biomaterials that guide tissue repair are key for future medical treatments.
78 citations,
October 2020 in “Experimental Dermatology” Hidradenitis suppurativa is caused by genetic factors, inflammation, bacteria, hormones, and lifestyle factors like obesity and smoking.
78 citations,
October 2012 in “Biomaterials” Larger spheroids improve hair growth, but size doesn't guarantee thicker hair.
77 citations,
March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.