20 citations
,
January 2015 in “Current problems in dermatology” Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.
November 2019 in “Harper's Textbook of Pediatric Dermatology” Understanding normal hair growth and loss in children is key to diagnosing and treating hair disorders.
184 citations
,
September 2006 in “PLoS Genetics” The Apc gene is crucial for normal skin and thymus development.
80 citations
,
June 2000 in “Modern Pathology” Long-standing benign tumors can become cancerous, especially in people with weakened immune systems.
44 citations
,
July 2011 in “Dermato-endocrinology” Thyroid hormone affects skin health, with too little causing rough, pale skin and too much leading to smooth, thin skin, and may also impact wound healing and skin conditions.
43 citations
,
January 2012 in “Biological Research” The origins of many adult skin stem cells are still mostly unknown.
26 citations
,
January 2014 in “Cell Structure and Function” Human sweat glands contain stem cells capable of self-renewal and forming different cell types.
19 citations
,
January 2014 in “International Journal of Medical Sciences” Abnormal activation of hair follicle stem cells and Wnt/β-catenin signaling contributes to sebaceous neoplasms.
14 citations
,
March 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Patients with severe alopecia areata have higher levels of MIF, which decrease after successful treatment.
5 citations
,
January 2019 in “Elsevier eBooks” Current therapies cannot fully regenerate adult skin without scars; more research is needed for scar-free healing.
December 2025 in “Universal library of medical and health sciences.” Amino acids like arginine and cysteine protect hair during chemical treatments, keeping it strong and less brittle.
A new system for classifying curly hair types using precise measurements can improve hair care products and cultural inclusion.
January 2026 in “International Journal of Science and Research (IJSR)” Unani medicine and modern dermatology both offer treatments for ichthyosis, a condition causing dry, scaly skin.
April 2019 in “Journal of Investigative Dermatology” Differences in growth factors in platelet-rich plasma therapy for hair loss can vary between patients and can be influenced by the devices used, possibly leading to inconsistent results.
18 citations
,
August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
May 2026 in “Repository of the University of Ljubljana (University of Ljubljana)” Chemical exfoliants, especially with glycolic acid, are more effective for keratosis pilaris.
67 citations
,
December 2008 in “Developmental Biology” Msx2 and Foxn1 are both crucial for hair growth and health.
2 citations
,
January 2000 in “Elsevier eBooks” The document explains how hair is studied in forensics to identify its source and its role in criminal investigations.
July 2024 in “Journal Of Stem Cell Research” Mesenchymal stem cells improve skin appearance and structure in dermatology and aesthetic medicine.
65 citations
,
September 2004 in “The American journal of pathology” Blocking BMP signaling causes hair loss and disrupts hair growth cycles.
1 citations
,
July 2018 in “Elsevier eBooks” Avoid chemical and physical damage to protect hair.
9 citations
,
September 2015 in “Medical Clinics of North America” The document explains how to do skin procedures, care after surgery, and when to use certain treatments.
43 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” The article concludes that advancements in hair cosmetics require dermatologists to stay informed about products and their potential risks, including allergies and higher risks for hairdressers.
38 citations
,
November 2018 in “Scientific Reports” Bird scales evolved from feathers, not reptile scales.
25 citations
,
February 2019 in “Genomics” Cashmere and milk goats have different hair growth cycles and gene expressions, which could help improve wool production.
20 citations
,
October 2021 in “PLoS ONE” Newborn skin is uniquely prepared to adapt to new environments compared to adult skin.
13 citations
,
March 2021 in “British Journal of Pharmacology” KY19382 helps regrow hair and create new hair follicles.
7 citations
,
August 2017 in “PloS one” Key genes linked to hair growth and cancer were identified in hairless mice.
1 citations
,
December 2025 in “Scientific Reports” A machine learning model can predict alopecia areata early using specific gene markers.
72 citations
,
July 2003 in “Journal of cosmetic dermatology” Frequent hair coloring and styling can damage hair and cause breakage or loss.