References
- Long TC, Saleh N, Tilton RD, Lowry GV, Veronesi B. Titanium dioxide (P25) produces reactive oxygen species in immortalized brain microglia (BV2): implications for nanoparticle neurotoxicity. Environ Sci Technol 2006; 40: 4346–4352
- Serpone N, Salinaro A, Horikoshi S, Hidaka H. Beneficial effects of photo-inactive titanium dioxide specimens on plasmid DNA, human cells and yeast cells exposed to UVA/UVB simulated sunlight. J Photochem Photobiol A Chem 2006; 179: 200–212
- Serpone N, Dondi D, Albini A. Inorganic and organic UV filters: their role and efficacy in sunscreens and suncare products. Inorg Chim Acta 2007; 360: 794–802
- Oberdörster G, Oberdörster E, Oberdörster J. Nanotoxicology: an emerging discipline evolving from studies of ultrafine particles. Environ Health Perspect 2005; 113: 823–839
- Singh S, Shi T, Duffin R, Albrecht C, Van Berlo D, Höhr D, Fubini B, Martra G, Fenoglio I, Borm PJA, Schins RPF. Endocytosis, oxidative stress and IL-8 expression in human lung epithelial cells upon treatment with fine and ultrafine TiO2: role of the specific surface area and of surface methylation of the particles. Toxicol Appl Pharmacol 2007; 222: 141–151
- Warheit DB, Webb TR, Sayes CM, Colvin VL, Reed KL. Pulmonary instillation studies with nanoscale TiO2 rods and dots in rats: toxicity is not dependent upon particle size and surface area. Toxicol Sci 2006; 91: 227–236
- Baan R, Straif K, Grosse Y, Secretan B, El Ghissassi F, Cogliano V. Carcinogenicity of carbon black, titanium dioxide, and talc. Lancet Oncol 2006; 7: 295–296
- IARC monograph on the evaluation of carcinogenic risk to humans. Vol. 93. Carbon black, titanium dioxide, talc. Lyon: International Agency for research on cancer. Summary of data reported: http://monographs.iarc.fr/ENG/Meetings/93-titaniumdioxide.pdf.
- Agrios AG, Pichat P. State of the art and perspectives on materials and applications of photocatalysis over TiO2. J Appl Electrochem 2005; 35: 655–663
- Hur J-S, Koh Y. Bactericidal activity and water purification of immobilized TiO2 photocatalyst in bean sprout cultivation. Biotechnol Lett 2002; 24: 23–25
- Ivankovic S, Gotic M, Jurin M, Music S. Photokilling squamous carcinoma cells SCCVII with ultrafine particles of selected metal oxides. J Sol-Gel Sci Technol 2003; 27: 225–233
- Hidaka H, Horikoshi S, Serpone N, Knowland J. In vitro photochemical damage to DNA, RNA and their bases by an inorganic sunscreen agent on exposure to UVA and UVB radiation. J Photochem Photobiol A Chem 1997; 111: 205–213
- Dunford R, Salinaro A, Cai L, Serpone N, Horikoshi S, Hidaka H, Knowland J. Chemical oxidation and DNA damage catalysed by inorganic sunscreen ingredients. FEBS Lett 1997; 418: 87–90
- Hirakawa K, Mori M, Yoshida M, Oikawa S, Kawanishi S. Photo-irradiated titanium dioxide catalyzes site specific DNA damage via generation of hydrogen peroxide. Free Radic Res 2004; 38: 439–447
- Nakagawa Y, Wakuri S, Sakamoto K, Tanaka N. The photogenotoxicity of titanium dioxide particles. Mutat Res 1997; 394: 125–132
- Morlière P, Moysan A, Tirache I. Action spectrum for UV-induced lipid peroxidation in cultured human skin fibroblasts. Free Radic Biol Med 1995; 19: 365–371
- Serpone N, Dondi D, Albini A. Sunscreen lotions: are they as good protectors from UVB/UVA radiation as they are claimed to be? Or are we playing russian roulette? World Congress New Technologies in Preventing Photoinduced Skin Cancer and Photoaging; 2005, 19–21 October; Siena.
- Droge W. Free radicals in the physiological control of cell function. Physiol Rev 2002; 82: 47–95
- Cadet J, Douki T, Ravanat J-L. Oxidatively generated damage to the guanine moiety of DNA: mechanistic aspect and formation in cells. Acc Chem Res 2008; 41: 1075–1083
- Sayes CM, Wahi R, Kurian PA, Liu Y, West JL, Ausman KD, Warheit DB, Colvin VL. Correlating nanoscale titania structure with toxicity: a cytotoxicity and inflammatory response study with human dermal fibroblasts and human lung epithelial cells. Toxicol Sci 2006; 92: 174–185
- Wakefield G, Green M, Lipscomb S, Flutter B. Modified titania nanomaterials for sunscreen applications—reducing free radical generation and DNA damage. Mater Sci Technol 2004; 20: 985–988
- Sayre RH, Dowdy JC. Titanium dioxide and zinc oxide induce photooxidation of unsaturated lipids. Cosmet Toiletries 2000; 115: 75–82
- Kiwi J, Nadtochenko V. New evidence for TiO2 photocatalysis during bilayer lipid peroxidation. J Phys Chem B 2004; 108: 17675–17684
- Bacsa R, Kiwi J, Ohno T, Albers P, Nadtochenko V. Preparation, testing and characterization of doped TiO2 active in the peroxidation of biomolecules under visible light. J Phys Chem B 2005; 109: 5994–6003
- Nadtochenko V, Denisov N, Sarkisov O, Gumy D, Pulgarin C, Kiwi J. Laser kinetic spectroscopy of the interfacial charge transfer between membrane cell walls of E. coli and TiO2. J Photochem Photobiol A 2006; 181: 401–407
- Lee WA, Pernodet N, Li B, Lin CH, Hatchwell E, Rafailovich MH. Multicomponent polymer coating to block photocatalytic activity of TiO2 nanoparticles. Chem Commun 2007; 45: 4815–4817
- Brezová V, Gab(ova S, Dvoranová D, Sta(ko A. Reactive oxygen species produced upon photo excitation of suncreens containing titanium dioxide (an EPR study). J Photochem Photobiol B Biol 2005; 79: 121–134
- Dasimon T, Hirakawa T, Kitazawa M, Suetake J, Nosaka Y. Formation of singlet oxygen associated with the formation of superoxide radicals in aqueous suspensions of TiO2 photocatalysts. Appl Catal A General 2008; 340: 169–175
- Bay B-H, Lee Y-K, Tan B, K-H, Ling E-A. Lipid peroxidative stress and antioxidative enzymes in brains of milk-supplemented rats. Neurosci Lett 1999;277:127–130.
- Fernández J, Pérez-Álvarez JA, Fernández-López JA. Thiobarbituric acid test for monitoring lipid oxidation in meat. Food Chem 1997; 59: 345–352
- Lambers H, Piessens S, Bloem A, Pronk H, Finkel P. Natural skin surface pH is on average below 5, which is beneficial for its resident flora. Int J Cosm Sci 2006; 28: 359–370
- Cassano AE, Alfano OM. Reaction engineering of suspended solid heterogeneous photocatalytic reactors. Catal Today 2000; 58: 167–197
- Minero C, Vione D. A quantitative evaluation of the photocatalytic performance of TiO2 slurries. Appl Catal B Environ 2006; 67: 257–269
- Du Y, Rabani J. The measure of TiO2 photocatalytic efficiency and the comparison of different photocatalytic titania. J Phys Chem B 2003; 107: 11970–11978
- Mrowetz M, Balcerski W, Colussi AJ, Hoffmann MR. Oxidative power of nitrogen-doped TiO2 photocatalysts under visible illumination. J Phys Chem B 2004; 108: 17269–17273
- Finkelstein E, Rosen GM, Rauckman EJ. Production of hydroxyl radical by decomposition of superoxide spin-trapped adducts. Mol Pharmacol 1982; 21: 262–265
- Hurum DC, Agrios AG, Gray KA, Rajh T, Thurnauer MC. Explaining the enhanced photocatalytic activity of Degussa P25 mixed-phase TiO2 using EPR. J Phys Chem B 2003; 107: 4545–4549
- Howe RF, Grätzel M. EPR observation of trapped electrons in colloidal TiO2. J Phys Chem 1985; 89: 4495–4499
- Jacobi U, Kaiser M, Toll R, Mangelsdorf S, Audring H, Otberg N, Sterry W, Lademann J. Porcine ear skin: an in vitro model for human skin. Skin Res Technol 2007; 13: 19–24
- Konaka R, Kasahara E, Dunlap WC, Yamamoto Y, Chien KC, Inoue M. Irradiation of titanium dioxide generates both singlet oxygen and superoxide anion. Free Radic Biol Med 1999; 27: 294–300
- Konaka R, Kasahara E, Dunlap WC, Yamamoto Y, Chien KC, Inoue M. Ultraviolet irradiation of titanium dioxide in aqueous dispersion generates singlet oxygen. Redox Rep 2001; 6: 319–325
- Rampaul A, Parkin IP, Cramer LP. Damaging and protective properties of inorganic components of sunscreens applied to cultured human skin cells. J Photochem Photobiol A Chem 2007; 191: 138–148
- Picatonotto T, Vione D, Carlotti ME. Effect of some additives used in the cosmetic field on the photocatalytic activity of rutile. J Disp Sci Technol 2002; 23: 845–852
- Martini MC. Biochemical analysis of epidermal lipids. Pathol Biol 2003; 51: 267–270