How to measure UVA protection afforded by sunscreen products

References

• Lavker R, Gerberick G, Veres D, Irwin C, Kaidbey K. Cumulative effects from repeated exposures to suberythemal doses of UVB and UVA in human skin. J. Am. Acad. Dermatol.32, 53–62 (1995).
   PubMed Web of Science ®Google Scholar
• Lavker RM, Kaidbey K. The spectral dependence for UVA-induced cumulative damage in human skin. J. Invest. Dermatol.108, 17–21 (1997).
   PubMedGoogle Scholar
• Lowe NJ, Meyers DP, Wieder JM et al. Low doses of repetitive ultraviolet A induce morphologic changes in human skin. J. Invest. Dermatol.105, 739–743 (1995).
   PubMed Web of Science ®Google Scholar
• Séité S, Moyal D, Richard S et al. Effects of repeated suberythemal doses of UVA in human skin. Eur. J. Dermatol.7, 204–209 (1997).
   Google Scholar
• Kuchel J, Barnetson R, Halliday G. Ultraviolet A augments solar-simulated ultraviolet radiation-induced local suppression of recall responses in humans. J. Invest. Dermatol.118, 1032–1037 (2002).
   PubMed Web of Science ®Google Scholar
• Garland CF, Garland FC, Gorham EC. Epidemiologic evidence for different roles of ultraviolet A and B radiation in melanoma mortality rates. Ann. Epidemiol.13, 395–404 (2003).
   PubMed Web of Science ®Google Scholar
• Agar NS, Halliday GM, Barnetson RS et al. The basal layer in human squamous tumors harbors more UVA than UVB fingerprint mutations: a role for UVA in human skin carcinogenesis. Proc. Natl Acad. Sci. USA101, 4954–4959 (2004).
   PubMed Web of Science ®Google Scholar
• Séité S, Moyal D, Richard S et al. Mexoryl SX: a broadspectrum absorption UVA filter protects human skin from the effects of repeated suberythemal doses of UVA. J. Photochem. Photobiol. B Biol.44, 69–76 (1998).
   PubMedGoogle Scholar
• Tuchinda C, Lim HW, Osterwalder U, Rougier A. Novel emerging sunscreen technologies. Dermatol. Clin.24(1), 105–117 (2006).
   PubMed Web of Science ®Google Scholar
• Moyal D, Fourtanier A. Broadspectrum sunscreens provide better protection from the suppression of the elicitation phase of delayed-type hypersensitivity response in humans. J. Invest. Dermatol.117, 1186–1192 (2001).
   PubMedGoogle Scholar
• Fourtanier A, Bernerd F, Bouillon C, Marrot L, Moyal D, Seité S. Protection of skin biological targets by different types of sunscreens. Photodermatol. Photoimmunol. Photomed.22, 22–32 (2006).
   PubMed Web of Science ®Google Scholar
• Damian DL, Halliday GM, Barnetson RSC. Broadspectrum sunscreens provide greater protection against ultraviolet-radiation-induced suppression of contact hypersensitivity to a recall antigen in humans. J. Invest. Dermatol.109, 146–151 (1997).
   PubMedGoogle Scholar
• Stanfield J, Edmonds S, Agin P. An evaluation of methods for measuring sunscreen ultraviolet A protection factors. In: Sunscreens: Development, Evaluation and Regulatory Aspects. Lowe NJ, Shaath NA, Pathak MA (Eds). Marcel Dekker Inc., NY, USA 537–558 (1997).
   Google Scholar
• Chardon A, Moyal D, Hourseau C. Persistent pigment darkening response for evaluation of ultraviolet A protection assays. In: Sunscreens: Development, Evaluation and Regulatory Aspects. Lowe N, Shaath N, Pathak M (Eds). Marcel Dekker Inc., NY, USA 559–582 (1997).
   Google Scholar
• Moyal D, Chardon A, Kollias N. UVA protection efficacy of sunscreens can be determined by the persistent pigment darkening (PPD) method (part 2). Photodermatol. Photoimmunol. Photomed.16, 250–255 (2000).
   PubMed Web of Science ®Google Scholar
• Kollias N, Bykowski JL. Immediate pigment darkening threshold of human skin to monochromatic (362 nm) ultraviolet A radiation are fluence rate dependent. Photodermatol. Photoimmunol. Photomed.15, 175–178 (1999).
   PubMedGoogle Scholar
• Cole C. Sunscreen protection in the ultraviolet A region: how to measure the effectiveness. Photodermatol. Photoimmunol. Photomed.17, 2–10 (2001).
   PubMed Web of Science ®Google Scholar
• Moyal D, Wichrowski K, Tricaud C. In vivo persistent pigment darkening method: a demonstration of the reproducibility of the UVA protection factors results at several testing laboratories. Photodermatol. Photoimmunol. Photomed.22, 124–128 (2006).
   PubMedGoogle Scholar
• Moyal D, Pissavini M, Boyer F, Perier V, Frêlon JH. In vivo persistent pigment darkening method: proposal of a new standard product for UVA protection factor determination. Intern. J. Cosm. Sci.29, 443–449 (2007).
   PubMedGoogle Scholar
• Maier H, Schauberger G, Martincigh BS, Brunnhofer K, Hönigsmann H. Ultraviolet protective performance of photoprotective lipsticks: change of spectral transmittance because of ultraviolet exposure. Photodermatol. Photoimmunol. Photomed.21(2), 84–92 (2005).
   PubMedGoogle Scholar
• Moyal D, Refrégier JL, Chardon A. In vivo measurement of the photostability of sunscreen products using diffuse reflectance spectroscopy. Photodermatol. Photoimmunol. Photomed.18, 14–22 (2002).
   PubMedGoogle Scholar
• Sayre R, Agin P, LeVee J, Marlowe E. A comparison of in vivo and in vitro testing of sunscreening formulas. Photochem. Photobiol.29, 556–566 (1979).
   Google Scholar
• Diffey B, Robson, J. A new substrate to measure sunscreen protection factors throughout the ultraviolet spectrum. J. Soc. Cosm. Chem.40, 123–133 (1989).
   Google Scholar
• Ferrero L, Pissavini M, Dehais A, Marguerie S, Zastrow L. Importance of substrate roughness for in vitro sun protection assessment. IFSCC magazine (Vol. 9), N2 (2006)
   Google Scholar
• Diffey BL. A method for broadspectrum classification of sunscreens. Int. J. Cosmet. Sci.16, 47–52 (1994).
   PubMedGoogle Scholar
• Boots the Chemist Ltd. The revised guidelines to the practical measurement of UVA/UVB ratios according to the Boots star rating system. The Boots Co. PLC, Notthingham, UK (2004).
   Google Scholar
• Forestier S. Pitfalls in the in vitro determination of critical wavelength using absorbance curves. SÖFW J.125, 8–9 (1999).
   Google Scholar
• Rudolph T. UVA protection assessment of sunscreens: a critical review on the UVA-to-UVB absorbance ratio. SÖFW J.130, 28–35 (2004).
   Google Scholar
• Diffey BL, Tanner PR, Matts PJ, Nash JF. In vitro assessment of the broadspectrum ultraviolet protection of sunscreen products. J. Am. Acad. Dermatol.43, 1024–1035 (2000).
   PubMed Web of Science ®Google Scholar
• Wendel V, Klette E, Gers-Barlag H. A new in vitro test method to assess the UVA protection performance of sun care products. SÖFW J.127, 12–31 (2001).
   Google Scholar