7 citations
,
October 2006 in “Medical hypotheses” UV light might cause excessive hair growth by increasing PGE2 in the skin.
3 citations
,
July 1997 in “The Lancet” Finasteride may increase hair growth and prevent baldness in men, but can cause sexual side effects.
3 citations
,
May 1985 in “Journal of The American Academy of Dermatology” The book "Dermatology" has useful content but some sections lack detail and accuracy; it's recommended for dermatologists to review before buying.
2 citations
,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
1 citations
,
October 2017 in “ecancermedicalscience” Breast cancer alters specific molecular structures in hair, which revert after cancer removal.
1 citations
,
March 2010 in “Internal medicine journal” A 72-year-old man with sudden taste issues and hair growth was diagnosed with a severe stomach cancer and died within 5 months.
1 citations
,
July 1997 in “The Lancet” Scientists found a new protein, AMY117, common in Alzheimer's patients, which could be important for treatment and diagnosis.
December 2025 in “The American Journal of Medical Sciences and Pharmaceutical Research” Ultrasonic and infrared treatments can improve hair strength and appearance with minimal damage.
July 1997 in “The Lancet” A new protein linked to Alzheimer's was discovered, and a hair loss treatment showed effectiveness but had some sexual side effects.
July 1997 in “The Lancet” Finasteride increased hair count and regrowth in men with hair loss but also caused more sexual side effects than placebo.
December 1991 in “Annals of the New York Academy of Sciences” Keratin proteins are crucial for hair structure and strength.
14 citations
,
February 2011 in “Experimental dermatology” A protein called COMP is part of the connective tissue in normal human hair follicles and may be important for hair health.
191 citations
,
November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
160 citations
,
January 2017 in “Development” Blood vessels and specific genes help turn cartilage into bone when bones heal.
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.
75 citations
,
November 1965 in “Textile research journal” Papain and bisulfite break down human hair by dissolving parts of it.
72 citations
,
July 2003 in “Journal of cosmetic dermatology” Frequent hair coloring and styling can damage hair and cause breakage or loss.
65 citations
,
October 2008 in “Journal of Neuroendocrinology”
62 citations
,
July 2017 in “Endocrine connections” Adults with polycystic ovary syndrome are much more likely to have obstructive sleep apnea.
54 citations
,
September 2000 in “Archives of dermatology” A hair-straightening product caused widespread hair loss and scalp injuries, mainly affecting African American women.
52 citations
,
August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
48 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
42 citations
,
January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
32 citations
,
February 2019 in “Journal of neurochemistry” Sex hormones affect brain injury differently in males and females.
27 citations
,
January 2017 in “Neuropsychopharmacology” The enzyme 5α-reductase is key in causing psychotic-like effects from sleep deprivation.
26 citations
,
July 1995 in “Neurobiology of Aging” Finasteride affects prostate weights and pituitary activity differently with age.
23 citations
,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
23 citations
,
July 2003 in “Pharmacology, Biochemistry and Behavior” Finasteride blocks progesterone's effect on absence seizures in rats.
22 citations
,
August 2006 in “Critical Reviews in Plant Sciences” The tropical legume Sesbania rostrata can form nodules in waterlogged conditions using a different method that involves plant hormones and specific genes.
20 citations
,
April 1999 in “British journal of plastic surgery” Ruby laser hair removal significantly reduces hair density.