Forensic hair analysis for drugs is now more reliable and accurate.
September 2004 in “Experimental dermatology” Melatonin directly affects mouse hair follicles and may influence hair growth.
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
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.
44 citations,
January 2010 in “International journal of trichology” Choosing the right shampoo for your hair type is crucial.
7 citations,
June 2021 in “Amino acids” Human hair protein modifications could potentially indicate heart disease risk.
August 2016 in “Journal of Investigative Dermatology” Researchers found a new genetic mutation linked to a hair condition in a Japanese boy.
Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.
17 citations,
July 2018 in “International Journal of Cosmetic Science” Keratin-based particles safely improve hair strength, smoothness, and heat protection.
2 citations,
December 2007 in “Expert Review of Dermatology” The document concludes that early diagnosis and treatment are key for pediatric hair loss disorders, and addressing the emotional effects on children is important.
August 2016 in “Journal of Investigative Dermatology”
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.
59 citations,
October 2012 in “Pharmaceutical Research” Squalene-based carriers improve delivery of a treatment to hair follicles for alopecia areata.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” 17β-estradiol may help hair growth by increasing cannabinoid receptor type 1.
384 citations,
June 2005 in “Genes & development” β-catenin is essential for stem cell activation and proliferation in hair follicles.
64 citations,
January 2010 in “The FASEB Journal” Prolactin affects the production of different keratins in human hair, which could lead to new treatments for skin and hair disorders.
36 citations,
October 2000 in “British Journal of Dermatology” A different gene near the hairless gene on chromosome 8p21 causes a rare hair loss condition in a German family.
27 citations,
September 1999 in “Journal of Investigative Dermatology” Human skin cells contain Protease Nexin-1, and male hormones can decrease its levels, potentially affecting hair growth.
15 citations,
August 2015 in “Scanning” Corkscrew and cigarette-ash-shaped hairs in tinea capitis are caused by internal hair degradation and external resistance.
7 citations,
August 2020 in “Animal biotechnology” A specific RNA in cashmere goats helps improve hair growth by interacting with certain molecules.
6 citations,
October 2020 in “Journal of Cellular and Molecular Medicine” 3D culture helps maintain hair growth cells better than 2D culture and identifies key genes for potential hair loss treatments.
4 citations,
December 2020 in “Mammalian genome” Harlequin mutant mice have hair loss due to low AIF protein levels and retroviral element activity.
1 citations,
October 2013 Different ectodermal organs like hair and feathers regenerate differently, with specific stem cells and signals involved in their growth and response to the environment.
1 citations,
June 1938 in “New England journal of medicine/The New England journal of medicine” Hair analysis can offer clues about a person, but individual differences limit making precise identifications.
September 2017 in “Springer eBooks” Stem cells show promise for hair loss treatment, but no effective product for hair regeneration has been developed yet.
April 2012 in “Informa Healthcare eBooks” Trichotillomania is a disorder where people compulsively pull out their hair, treated with drugs and behavior therapy.
434 citations,
October 2003 in “PTR. Phytotherapy research/Phytotherapy research” Natural products in cosmetics are beneficial for skin and hair care with low toxicity.
199 citations,
April 2010 in “Nature” A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.
158 citations,
August 2011 in “Reviews in endocrine and metabolic disorders” Vitamin D and its receptor regulate skin functions like cell growth, immunity, hair cycle, and tumor prevention.
77 citations,
April 2016 in “Science Advances” Researchers created a fully functional, bioengineered skin system with hair from stem cells that successfully integrated when transplanted into mice.