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March 2015 in “Molecular Medicine Reports” Hair dye ingredient PPD causes cell death and aging in human hair cells by altering microRNA levels.
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January 1992 in “Carcinogenesis” TPA strongly increases ODC activity in certain skin cells, potentially aiding tumor growth.
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October 2021 in “Journal of Nanobiotechnology” HPDAlR nanoparticles greatly improve skin wound healing without toxicity.
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March 2018 in “Trends in Plant Science” pH, calcium, and reactive oxygen species regulate plant cell growth, with key roles for NADPH oxidases and plasma membrane H+-ATPases.
March 1998 in “Journal of dermatological science” Diphencyprone initially increases mouse hair growth, then slows it, possibly due to changes in specific protein levels.
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December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
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May 2022 in “International journal of molecular sciences” PRX01, PRX44, and PRX73 are essential for root hair growth in Arabidopsis thaliana.
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March 2004 in “Trends in Plant Science” NADPH oxidase and phospholipase D help root hairs grow by activating calcium channels.
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April 2000 in “Contact dermatitis” A man developed severe skin reactions after using a treatment for hair loss.
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December 1988 in “Journal of Biochemical Toxicology” TCDD reduces EGF receptors in the liver, affecting growth and development.
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June 2021 in “Cell Proliferation” Low oxygen levels improve the function of hair and skin cells when they are in direct contact.
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September 2008 in “International Journal of Cosmetic Science” Using chelants in hair dye reduces fiber damage by preventing harmful radicals.
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July 1967 in “Science” Decomposed tritiated thymidine is less accurate for DNA tracing, and hair changes can indicate malnutrition.
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January 1989 in “Carcinogenesis” Dexamethasone reduces inflammation and delays skin cell changes caused by TPA.
July 2024 in “International Journal of Molecular Sciences” The inhibitor DPP can promote hair growth.
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June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” A new hair dye method uses polyphenols and oxidation to create a long-lasting brown color on gray hair.
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February 2018 in “The Plant Journal” PLDζ2 and NPC4 have different roles in lipid changes and root hair growth in Arabidopsis under low phosphate, with PLDζ2 reducing root hair growth and NPC4 promoting it.
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November 2015 in “Journal of Pharmacology and Experimental Therapeutics” Protoporphyrin IX is useful in cancer treatment but can cause health problems if not properly regulated.
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April 2025 in “Antioxidants” Alpha-ketoglutarate protects rabbit skin cells from oxidative damage by activating a specific cell pathway.
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January 2016 in “Scientifica” Researchers created a reliable method to measure dexpanthenol and resorcinol in hair products.
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November 2012 in “BioMolecular Concepts” PPAR β/δ is important for skin health and disease treatment, but more research is needed.
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June 2025 in “Gyemyeong uidae haksulji” PDRN is effective and safe for healing wounds and skin issues.
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December 2022 in “Middle East Journal of Science” Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
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January 2023 in “Biomaterials Science” Microneedle patches with alpha-arbutin and resveratrol can effectively reduce skin pigmentation without irritation.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Different types of PPARγ are found in varying amounts in human skin and its parts, which could affect how skin treatments work.
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April 2017 in “Frontiers in Pharmacology” PDRN helps repair tissue and improve wound healing with a high safety profile.