April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Removing Lrig1-positive stem cells in mice causes temporary loss of sebaceous glands.
January 2017 in “Journal of Dermatology and Venereology” Naringenin and Hesperetin may help hair grow and protect hair cells from damage.
January 2016 in “Case reports in clinical medicine” A 6-year-old girl was diagnosed with a rare hair disorder called monilethrix.
January 2015 in “Turkiye Klinikleri Journal of Dermatology” Peripilar keratin casts are a helpful sign for diagnosing traction alopecia.
Hyaluronic acid in shampoo penetrated hair well, reduced frizz, and improved hair strength and moisture.
Certain ingredients in personal care products, like formaldehyde, oxidative hair dyes, and sulfates, pose health risks and need careful review.
82 citations
,
March 2012 in “Development” Drosha and Dicer are essential for hair follicle health and preventing DNA damage in skin cells.
16 citations
,
July 2013 in “The American Journal of Dermatopathology” Pigmented casts are common in several hair loss conditions and can help diagnose specific types of alopecia.
7 citations
,
November 2006 in “Journal of immunological methods” The method can help diagnose and monitor diabetes by analyzing hair.
March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.
63 citations
,
April 2005 in “Mechanisms of development” Mice with too much Claudin-6 have skin barrier problems and abnormal hair growth.
56 citations
,
August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Different women's hair and skin glands respond to hormones in varied ways, which can cause unwanted hair growth even with normal hormone levels, and more research is needed to treat this effectively.
53 citations
,
July 2016 in “Cosmetics” Future hair cosmetics will be safer and more effective.
10 citations
,
June 2019 in “Cosmetics” Mixed-race individuals have hair with varied shapes and more root damage.
5 citations
,
February 2019 in “PloS one” Bald thigh syndrome in sighthounds is caused by structural defects in hair shafts due to downregulated genes and proteins.
5 citations
,
January 2017 in “Elsevier eBooks” The document concludes that cosmetics need biocompatible, eco-friendly ingredients due to aging populations and demand for effective products.
1 citations
,
May 2025 in “Scientific Reports” The study identified key genes and pathways that influence goat wool quality and growth.
1 citations
,
July 2023 in “Forensic science international. Genetics” Hair protein analysis might help identify a person's ethnicity, sex, and age in forensics.
The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.
5 citations
,
January 2017 in “Dermatologic Surgery” Storing hair follicle micrografts for longer times can cause them to enter a state similar to the natural hair shedding phase, which might impact hair transplant results.
4 citations
,
January 2019 in “International journal of molecular sciences” Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.
February 2026 in “International Journal of Molecular Sciences” PDLLA filler can improve hair thickness and shine by reducing age-related hair decline.
73 citations
,
October 2013 in “International Journal of Cosmetic Science” Chemical hair straightening can damage hair and health, needing safer alternatives and stricter regulations.
37 citations
,
August 2024 in “Current Issues in Molecular Biology” Keratins 6, 16, and 17 increase in damaged or diseased skin and may help diagnose skin issues.
9 citations
,
January 2015 in “Current problems in dermatology” Scientists have found specific genes linked to different hair loss conditions, which could lead to new treatments.
April 2025 in “BMC Chemistry” Thiadiazole chitosan conjugates improve hair manageability, moisture, and protection in conditioners.
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
561 citations
,
April 2003 in “Journal of Investigative Dermatology” CD34 is a marker for isolating stem-like cells in mouse hair follicles.
170 citations
,
November 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin can heal wounds without hair follicle stem cells, but it takes a bit longer.
120 citations
,
February 2009 in “Apoptosis” Understanding how cells die in the skin is important for treating skin diseases and preventing hair loss.