414 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS Tween emulsion composition, 283 Two phase titration analysis of cocamidopropylamine oxide, 69 Ultraviolet radiation effect of retinyl palmitate skin, 235 photoprotection melanin, 347 Ultraviolet spectrophotometric detection trace level analysis NDELA, 329 Urea reservoir formation in skin, 169 UUB absorption eumelanin, 347 Vasoconstrictor emulsions effect of phase- volume ratio, 139 Viscosity dimethicones, 383 emulsion vehicles, 139 pharmaceutical and cosmetic semisolids, 241 phase-volume ratio, 211 Visual efficacy of skin treatment, 367 skin evaluation, 121 315 355 Vitamin A skin development, 235 Vitiligo skin absorption, 347 Volatility compounds hair, 1 scalp, 1 determination hydrocortisone 17-valerate, 139 emulsion vehicles, 139 n-nitrosoamines quantitative assay, 329 Washability emulsion vehicles cosmetic acceptance evaluation, 139 Wash test forearm mildness, 355 Water amount flavor binding of abrasives, 305 dilutant siloxane emulsion, 383 distilled topical application on skin, 367 emulsion composition, 283 hydrocortisone 17-valerate o/w emulsions, 139 flux diffusion coefficient, 211 model skin surface, 225 permeability stratum corneum, 15 phase emulsion systems, 235 shampoo analysis Karl Fischer titration, 191 solubility reservoir formation in skin, 169 tritium-labeled transepidermal loss, 107 Water-in-oil-in-water emulsions (WOW), 211 Wavelength absorption melanin, 347 silicon sample analysis, 383 Waviness hair surface, 27 Weight emulsion preparation, 211 hair effect of chlorination, 93 molecular reaction of dehydroacetic acid sodium salt and formaldehyde, 85 single cells vs. combined scales, 179 Wettability human skin, 225 Women sebum excretion rate, 291 X-ray analysis reaction of dehydroacetic acid and formaldehyde, 85 X-ray diffraction phase properties of lipids, 159

j. Soc. Cosmet. Chem., 39, 415-416 (November/December 1988) AUTHOR INDEX Baqer, A. H. see Kollias, N., 347 Batt, M. D. Changes in the physical properties of the stratum corneum following treatment with glycerol, 367 Benassi, C. A. Interaction between dehydroacetic acid sodium salt and formaldehyde: structural identification of the product, 85 Bettero, A. see Benassi, C. A., 85 Bore, P. see Goetz, N., 1 Bronaugh, R. L. see Miselnicky, S. R., 169 Brown, R. see Friberg, S. E., 283 Bywater, M. T. see Caffrey, M., 159 Caffrey, M. Two new rapid approaches for studying the phase properties of cosmetic lipids and oils, 159 Carter, N.J. see J. Philp, 121 Cavallo, J. L. see Rosano, H. L., 201 Chang, D. L. see Rosano, H. L., 201 Charkoudian, J. C. A model skin surface for testing adhesion to skin, 225 Coapman, S. D. Studies of the penetration of native collagen, collagen alpha chains, and collagen cyanogen bromide peptides through hairless mouse skin in vitro, 275 Collier, S. W. Quantitative assay of volatile and non-volatile n-nitrosoamines by gas chromatography with an electrolytic conductivity detector. I. Method development and assay of NDELA in creams and lotions, 329 Corcuff, P. see Rougier, A., 15 Counts, D. F. The effect of retinyl palmirate on skin composition and morphometry, 235 Cueman, G. H. see Zatz, J. L., 211 Dabney, J. M. see Walling, P. L., 191 Davis, W. B. see Batt, M.D., 367 Drozdenko, R. see Weinstein, C., 315 Dunlap, F. E. see Lukacovic, M. F., 355 Eigen, E. see Tavss, E. A., 267 Eisenbrand, G. see Soreruer, H., 133 Fair, N. B. The chlorine-haft interaction. III. Effect of combining chlorination with cosmetic treatments on hair properties, 93 Fairhurst, E. see Batt, M. D., 367 Friberg, S. E. The penetration of 2-(alkoyloxy) 1-[(alkoyloxy) methyl]-ethyl-7-(4-heptyl-5,6)-dicarboxy-2- cyclohexene-l-yl)heptanoate into human stratum corneum, 283 Gerrard, W. A. see Batt, M. D., 367 Goetz, N. Detection and identification of volatile compounds evolved from human hair and scalp using headspace gas chromatography, 1 Goldsmith, L. B. see Friberg, S. E., 283 Gooch, E.G. Method to determine silicones on human hair by atomic absorption spectroscopy, 383 Good, D. see Goetz, N., 1 Graham, J. A. Cosmetic therapy for aging skin, 43 Gupta, B. S. see Fair, N. B., 93 Haidl, G. Exfoliafive cytology of stratum corneum and the effects of topical retinoids on the physical properties of comeocytes, 53 Hoppe, U. see Sauermann, G., 27 Howard, S. A. see Purwar, S., 241 Hussler, G. see Goetz, N., 1 Janik, R. Determination of cocamidopropylamine oxide in commercial products, 69 Kaba, G. see Goetz, N., 1 Kiraly, C. L. Androgenic steroid effects on the production of propionibacterial enzyme on skin, 259 Kligman, A.M. see Saint-Leger, D., 179 K!igman, A.M. see also Tavss, E. A., 267 Kohl, G. S. see Gooch, E. G., 383 Kollias, N. The role of human melanin in providing photo-protection from solar mid- ultraviolet radiation (280-320 nm), 347 Lenn, C. P. see Philp, J., 121 Lichtin, J. L. see Coapman, S. D., 275 Lichtin, J. L. see also Miselnicky, S. R., 169 Lichtin, J. L. see also Wang, J. C. T., 139 Lieb, L. M. A new in vitro method for 415