137 citations,
September 2005 in “Proceedings of the National Academy of Sciences of the United States of America” The HR protein helps hair grow by blocking a hair growth inhibitor, aiding in hair follicle regeneration.
137 citations,
June 2005 in “Climacteric” Estrogen loss during menopause worsens skin health, but hormone replacement therapy may improve it, though more research is needed.
135 citations,
December 2013 in “Seminars in Cell & Developmental Biology” Stem cells in the hair follicle are regulated by their surrounding environment, which is important for hair growth.
134 citations,
September 2008 in “Lasers in surgery and medicine” Low fluence photoepilation temporarily removes hair by targeting the hair follicle's pigmented area without severe damage.
133 citations,
September 2013 in “Nature Reviews Molecular Cell Biology” Different types of stem cells and their environments are key to skin repair and maintenance.
131 citations,
August 2004 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” The conclusion is that PCOS is caused by ovarian sensitivity to hormones and disrupted hormone control, possibly due to ovarian factors, and more research is needed.
130 citations,
August 2015 in “Experimental Dermatology” Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.
129 citations,
January 2009 in “International Journal of Trichology” Trichoscopy can diagnose female hair loss with high accuracy by looking for specific patterns in hair and scalp appearance.
128 citations,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
127 citations,
January 2013 in “PLOS ONE” Probiotic bacteria improved skin and hair health in aged mice.
127 citations,
June 2008 in “British Journal of Clinical Pharmacology” Low doses of some substances can be beneficial, while high doses can be harmful or toxic.
127 citations,
December 2007 in “Journal of Investigative Dermatology” Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.
127 citations,
June 2006 in “International Journal of Pharmaceutics” Liposomes and niosomes improve finasteride delivery for hair loss treatment.
127 citations,
December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
125 citations,
May 2019 in “Phytomedicine” Cepharanthine is a well-tolerated drug with multiple medical uses, including anti-inflammatory and anti-cancer properties.
125 citations,
May 2007 in “Journal of The American Academy of Dermatology” The BASP classification is a detailed and accurate way to categorize hair loss in both men and women.
125 citations,
January 1999 in “Drugs” Finasteride effectively treats baldness but may cause sexual side effects.
124 citations,
February 2018 in “Nature Reviews Genetics” Stem cell plasticity is crucial for wound healing but can also contribute to cancer development.
124 citations,
August 1990 in “British Journal of Dermatology” Diffuse alopecia in women may be related to androgens and iron deficiency, and basic hormone and nutrient screening is useful.
123 citations,
December 2015 in “Journal of Neuroendocrinology” New targets for making and using brain-synthesized steroids could lead to better treatments for brain disorders and alcoholism.
122 citations,
July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
122 citations,
April 1995 in “Journal of Cutaneous Pathology” The document describes how to tell different types of non-scarring hair loss apart by looking at hair and scalp tissue under a microscope.
122 citations,
November 1984 in “Journal of the American Academy of Dermatology” No single treatment is consistently effective for alopecia areata, and more research is needed.
118 citations,
October 2013 in “Trends in Genetics” The AUTS2 gene is linked to neurological disorders and may affect human brain development and cognition.
115 citations,
May 2016 in “Clinical Medicine & Research” TSH is usually the only test needed to check thyroid function in primary care.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
113 citations,
March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
112 citations,
July 2008 in “Dermatologic Therapy” Folliculitis decalvans is a rare scalp condition causing scarring hair loss, treated with long-term antibiotics and other medications, but it often comes back and is hard to manage.
112 citations,
October 2005 in “Mayo Clinic Proceedings” Minoxidil and finasteride can slow hair loss and stimulate regrowth, but won't restore all lost hair or reverse complete baldness.
111 citations,
March 2012 in “Expert Opinion on Drug Delivery” Liposomes could improve how skin care products work but are costly and not very stable.