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December 2015 in “The Journal of Physiology” The document concludes that stem cell inactivity is actively controlled and important for tissue repair and balance.
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May 2004 in “British Journal of Dermatology” Diphenylcyclopropenone treatment helps hair growth in alopecia areata by promoting blood vessel growth and cell survival.
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May 2010 in “Surface and interface analysis” 18-MEA is essential for hair's water resistance, and a conditioner with 18-MEA and SPDA can restore it.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
January 2024 in “Annals of Dermatology” DPCP immunotherapy is effective for alopecia areata, and understanding influencing factors can improve treatment and satisfaction.
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January 2003 in “The FASEB Journal” Follistatin helps hair growth and cycling, while activin prevents it.
April 2023 in “Journal of Investigative Dermatology” Disrupting a specific protein's function in hair follicle stem cells triggers their activation and a self-healing process.
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August 2012 in “Psychoneuroendocrinology” Finasteride reduces certain behaviors caused by D1-like receptor agonists but not by D2-like receptor agonists in mice.
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Chemical treatments weaken hair's thermal stability and structure.
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August 2021 in “Pharmaceutics” Freeze-dried dexamethasone nanoparticles in a hydrogel are stable and effective for treating alopecia areata.
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June 2015 in “Journal of anatomy” A compound named ZCZ90 can increase muscle spindle firing, potentially helping treat muscle spasms and hypertension.
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August 2009 in “Differentiation” Desmoglein 4 is controlled by specific proteins that affect hair growth.
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June 2021 in “Journal of affective disorders” Hair cortisol and cortisone levels may affect how work stress influences depression in Chinese fishermen.
May 2020 in “Research Square (Research Square)” Stress hormone CRF causes hair loss and inhibits hair growth in human cells.
Different treatments change the strength and flexibility of human hair.
February 2026 in “Clinical Cosmetic and Investigational Dermatology” Low humidity changes skin gene expression, but emollients can help manage these changes.
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June 2022 in “Frontiers in Immunology” Fucoidan reduces bone cell formation by affecting T-cell activity.
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June 2014 in “[Thesis]. Manchester, UK: The University of Manchester; 2014.” Chemical modifications can alter hair's stability and flexibility, with hydrophobic interactions helping maintain structure in humid conditions.
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May 2014 in “Frontiers in Pharmacology” Special immune cells called Tregs can help prevent lung scarring by blocking a specific growth factor.
November 2022 in “Journal of Investigative Dermatology” The medicine Cyclosporin A might cause excessive hair growth by reducing a protein that controls hair growth.
April 2026 in “Scientific Reports” Capillary and dermal papilla interactions are vital for hair growth and aging, with potential for treating hair loss.