April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Disrupting the Tsc2 gene in certain cells leads to thicker skin, larger hair, and changes in hair growth signaling, which can be partly reversed with specific treatment.
60 citations
,
October 2020 in “Journal of Controlled Release” Curcumin nanocrystals in simple gels effectively penetrate hair follicles, but humectants can reduce this efficacy.
13 citations
,
May 2016 in “International journal of biological macromolecules” Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.
September 2024 in “Journal of the American Academy of Dermatology” December 2004 in “Differentiation” September 2025 in “International Journal of Cosmetic Science” Friction causes hair breakage during combing, and fragment count predicts hair strength.
1 citations
,
November 2004 in “International Journal of Cosmetic Science” External agents penetrate skin more easily in areas with fewer lipids, especially through hair follicles.
6 citations
,
August 1937 in “Journal of the Society of Chemical Industry”
43 citations
,
December 2008 in “Molecular biology of the cell” Disrupting Smad4 in mouse skin causes early hair follicle stem cell activity that leads to their eventual depletion.
15 citations
,
May 2014 in “Journal of Biological Chemistry” A chimeric keratin partially improved skin structure in mice lacking keratin 5, but didn't fully restore normal skin.
April 2023 in “Journal of Investigative Dermatology” New method measures skin cell turnover quickly and effectively, showing turnover slows with age and responds more to treatments in older skin.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Deleting the Hoxc13 gene in frogs shows its crucial role in developing skin structures similar to hair.
September 1998 in “Journal of The European Academy of Dermatology and Venereology” Old people's nails often have problems due to body changes, more diseases, and self-care difficulties, affecting their movement and hand use.
1 citations
,
September 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” MicroRNA-148a is crucial for maintaining healthy skin and hair growth by affecting stem cell functions.
January 2025 in “Animal Science Journal” Golden takin's hair structure is adapted to maintain body temperature in harsh winters.
August 2013 in “eCommons (Cornell University)” Runx1 and CDK inhibitors help keep hair follicle stem cells inactive, affecting their future roles.
1 citations
,
August 2024 in “Transgenic Research” Activated β-catenin affects hair growth and skin thickness, and changes are reversible.
January 2022 in “Indian dermatology online journal” A baby with a skin condition improved with treatment but developed a rare form of the condition affecting only his trunk.
April 2017 in “Journal of Investigative Dermatology” Applying pseudoceramide improved skin and hair health.
9 citations
,
January 2023 in “Langmuir” Solubility in skin changes with hydration, affecting chemical absorption.
1 citations
,
February 2025 in “Scientific Reports” The method effectively analyzes skin tissue changes, especially in the arrector pili muscle and nerve fibers with hair follicles.
34 citations
,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
September 1998 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” The document concludes that individualized treatments for hair issues are effective, certain hair changes can indicate neurocutaneous diseases, specific lotions improve skin health, laser hair removal works but needs more study on long-term effects, men's cosmetics are diverse, peeling is effective but can have side effects, and facial pigmentation is often due to overactive skin cells.
Daily hair care may cause holes in hair fibers.
January 2021 in “대한본초학회지(본초분과학회지)” ECS may help treat hair loss by promoting hair cell growth.
38 citations
,
January 2014 in “Journal of Dermatological Science” Krtap11-1 is important for hair strength and structure.
208 citations
,
January 2013 in “Lab on a Chip” The Multi-Organ-Chip improves the growth and quality of skin and hair in the lab, potentially replacing animal testing.
Finasteride-loaded microemulsions, made with cinnamon oil, Tween20, propylene glycol, and water, can help maintain stemness of dermal cells, potentially aiding in hair regeneration.
November 2009 in “Medical and Surgical Dermatology” January 2019 in “Durham e-Theses (Durham University)” Less stiff collagen promotes higher cell growth in hair follicles.