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January 2008 in “Journal of biomedical optics” Zinc oxide nanoparticles in sunscreen do not penetrate deep into the skin.
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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.
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January 2017 in “International journal of nanomedicine” Silver nanoparticles coated with substances like PEG showed strong antibacterial effects and improved wound healing when used in hydrogels.
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December 2017 in “Cosmetics” Effective sunscreen formulations can reduce skin absorption and enhance protection.
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January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
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August 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” Phosphatidic acid may help hair grow by affecting cell growth pathways.
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January 2011 in “Journal of biotechnology” Scientists recreated human hair follicles in the lab that can grow hair.
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June 2018 in “Journal of Cellular Physiology” Researchers developed a 3D model of human hair follicle cells that can help understand hair growth and test new hair loss treatments.
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April 2010 in “International Journal of Pharmaceutics” Nanoparticles improve minoxidil skin permeation, but more research needed for effective hair growth.
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