185 citations
,
June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
138 citations
,
May 2000 in “Maturitas” Estrogen replacement can improve skin health in menopausal women but doesn't reverse sun damage or prevent hair loss.
134 citations
,
January 2011 in “Development” Adam10 enzyme is crucial for healthy skin and proper Notch signaling.
127 citations
,
July 2002 in “EMBO journal” Normal skin cell renewal doesn't need RAR signaling, but vitamin A-related skin thickening does.
118 citations
,
January 2016 in “Current Topics in Developmental Biology” The document concludes that while significant progress has been made in understanding skin biology and stem cells, more research is needed to fully understand their interactions with their environment.
118 citations
,
September 2004 in “Clinics in Dermatology” Hormones, especially androgens, play a big role in acne, but most acne sufferers don't have a hormone disorder. Hormonal treatments, including birth control pills, can be very effective for women whose acne doesn't improve with regular treatments.
116 citations
,
August 2010 in “Nature” Scientists turned rat thymus cells into stem cells that can help repair skin and hair.
115 citations
,
February 2016 in “Nature Communications” Epidermal β-catenin activation changes the dermis by signaling different fibroblast types.
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.
111 citations
,
June 2002 in “The EMBO Journal” Too much Smad7 can cause serious changes in skin tissues, including problems with hair growth, thymus shrinkage, and eye development issues.
105 citations
,
February 1996 in “Journal of biological chemistry/The Journal of biological chemistry” The TGM3 gene's promoter region is key for skin and hair cell function and may aid gene therapy.
97 citations
,
September 2016 in “Reviews in Endocrine and Metabolic Disorders” The sebaceous gland has more roles than just producing sebum and contributing to acne, and new research could lead to better skin disease treatments.
95 citations
,
January 2012 in “British Journal of Dermatology” Androgens block hair growth by disrupting cell signals; targeting GSK-3 may help treat hair loss.
86 citations
,
December 2001 in “Experimental dermatology” Mutant mice help researchers understand hair growth and related genetic factors.
84 citations
,
January 2008 in “Cold Spring Harbor Symposia on Quantitative Biology” Skin stem cells help maintain skin health, grow hair, and heal wounds.
79 citations
,
January 2017 in “Dermatology practical & conceptual” Correcting nutrient deficiencies may help with hair loss, but the benefits of supplements without a deficiency are uncertain and could be harmful.
78 citations
,
January 2017 in “Skin appendage disorders” Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.
72 citations
,
November 2012 in “PloS one” The protein folliculin, involved in a rare disease, works with another protein to control how cells stick together and their organization, and changes in this interaction can lead to disease symptoms.
72 citations
,
February 2011 in “American Journal of Biological Anthropology” The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
71 citations
,
May 2007 in “The FASEB journal” Human hair follicles produce and respond to erythropoietin, helping protect against stress.
71 citations
,
June 2001 in “American Journal of Pathology” The p53 protein helps control hair follicle shrinking by promoting cell death in mice.
70 citations
,
February 2015 in “Expert Opinion on Drug Discovery” Topical drugs and near-infrared light therapy show potential for treating alopecia.
69 citations
,
January 2015 in “Current problems in dermatology” Trichoscopy is a quick, noninvasive method to diagnose hair and scalp disorders, often reducing the need for biopsies.
65 citations
,
March 2018 in “Journal of Dermatological Science” Skin problems can be caused or worsened by physical forces and pressure on the skin.
65 citations
,
February 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Anti-acne medications may work by reducing the activity of a protein involved in acne development.
63 citations
,
April 2018 in “Journal of the American Academy of Dermatology” Topical JAK inhibitors may help treat some skin conditions but need more research.
63 citations
,
November 2009 in “British journal of dermatology/British journal of dermatology, Supplement” Sub3 is essential for fungus adherence but not for skin invasion.
59 citations
,
August 2010 in “Journal of The American Academy of Dermatology” Certain hairstyles and less hair oil use in African American girls can lead to scalp conditions like traction alopecia and seborrheic dermatitis.
57 citations
,
June 2003 in “American Journal of Physiology-cell Physiology” Cyclosporin A helps mice grow hair by blocking a specific protein activity in skin cells.
56 citations
,
January 2021 in “Clinical and Experimental Medicine” The document concludes that while there are various treatments for Alopecia Areata, there is no cure, and individualized treatment plans are essential due to varying effectiveness.