53 citations
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March 2006 in “Biopolymers” TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.
4 citations
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August 2019 Higher free testosterone levels can increase bone density and decrease body fat but may raise the risk of prostate cancer, hair loss, and benign prostate enlargement.
June 2026 in “Research Square” THBS4 helps hair grow by activating hair follicle stem cells.
September 2023 in “Biomedical Optics Express” New imaging techniques show testosterone delays hair growth and shrinks follicles in mice, but have limited depth for viewing.
14 citations
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June 2012 in “Stem Cells” TACE/ADAM17 is essential for maintaining healthy hair and hair follicle stem cells.
10 citations
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January 2015 in “International Journal of Trichology” Mechanical stress contributes to hair loss in androgenetic alopecia.
March 2022 in “Hair transplant forum international” Using a special laser and growth serum can safely increase hair thickness and density in people with hair loss.
6 citations
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July 2016 in “Gynecological Endocrinology” PSA levels are higher in women with PCOS, but FAI is a more accurate marker for diagnosis.
April 2023 in “Journal of Investigative Dermatology” The research found that certain factors in hair follicle cells control hair growth and development, and these could be used to create new treatments for hair loss.
January 2022 in “Figshare” Melatonin affects specific gene patterns and biological processes in goat hair growth.