466 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS Length change in fiber bundle, 287 molecular movement crosslinking in collagen, 163 Limonene linalool decomposition, 385 Linalool pigment perfumes, 385 Linalyl acetate degradation, 385 Linear relationship fluidity in semisolids, 1, fluorescence intensity of skin, 321, in vivo percutaneous absorption, 397, skin conductivity in sodium lauryl sulfate, 63, thermochemical analysis of depilatory action, 287 Linear regression method preservative testing shampoo, 307 Lipid adsorption stratum corneum membranes, 295 cholesteryl sulfate in stratum corneum, 21 membrane peroxidation, 333 removal hair surface, 263 solvents corneum disruption, 21 Lipophilic cream ingredient effect on skin electrical conductivity, 63 solvent/sunscreen formulation, 209 surfactants emulsifying ability, 419 Vitamin E compound, 333 Liquid crystal in surfactant systems, 419 Liquid scintillation counting urinary excretion stratum corneum absorption, 397 Lotion evaluation skinfeel approach, 443 hair reduction exogenous disulfide, 99 measurement n-nitrosodiethanolamine, 29 process development technique, 353 protective value skin tanning, 11 Lumen sweat gland inhibition, 109 Macconkey agar dehydrated medium microbial activity, 435 Magnesium sulfate baiTier cream component skin conductivity, 63 Mammals hair color, 179 Mannitol salt agar dehydrated medium microbial activity, 435 Manufacturing of new products, 353 Mass spectroscopy linalool decomposition products, 385 Measurement aerobic bacteria efficacy of triclosan, 223 breaking strength, 21 decomposition perfumes over pigments, 385 elasticity stratum corneum, 21 electrical conductivity skin, 63 ESCA adsorption of polymers and lipids, 295 fluidity in semisolids, 1 hair growth rate, 77 longitudinal swelling of hair depilatory solution, 287 mean particle size of o/w emulsions, 419 metal ion concentration cosmetic pigments with preservatives, 83 molecular orientation in the cuticle hair damage, 263 percutaneous absorption stratum corneum, 397 rate of preservative death shampoo, 307 reflectance hair color, 179 sample creep crosslinking in collagen, 163 siloxane deposition on keratin surfaces, 247 skin microrelief aging index, 145 sunscreen absorbance effect of solvents, 209, lipophilicity, 209 transepidermal water loss ethoxylated coconut and tallow mono- and di-glycerides, 353 triboelectric charge distributions on hair, 341 viscosity amine oxides, 43 Mechanical properties collagen crosslinking, 163 hair cuticle, 263, surface charge generation, 341 keratin fibers chlorination, 359 skin elasticity, 141 stress skin microrelief, ! 45 Melanin hair coloring, 353, effects of weathering, 141 pigments mammalian hair, 179 production sunscreen preparation, 11 Melting point polyethylene glycol base fluidity in semisolids, 1 Membranes lipids bioconversion of vitamin C and vitamin E, 333 Menthyl anthranilate sunscreen chemical, 193, absorbance, 209 Mercaptan aqueous mixture hair waving, 99 Mercuric acetate hair damage mechanical properties, 263 Metal oxides pigments cosmetics, 385 Methacrylamide copolymerization keratin fibers, 263 Methacrylic acid copolymerization keratin fibers, 263 Methanol purification of hair samples triboelectric measurement, 341 solvent nitrosation rate, 29, physical properties of hair, 263 treatment stratum comeum disruption, 21 Methodology acetylacetone formaldehyde determination, 419 antimicrobial preservative effectiveness test skin cleanser, 353 capillary hair growth rate, 77 centrifugal sedimentation mean particle size of o/w emulsions, 419

SUBJECT INDEX 467 chamber irritation tests quantitating erythema, 451 chromatographic analysis sunscreen and solvent purity, 209 dansyl chloride fluorescence stratum corneum renewal time, 321 dermatosensory profile, 353 differential thermal analysis (DTA) hair damage, 263 diffuse reflectance infrared fourier transform spectroscopy (DRIFTS) siloxane deposition on keratins, 247 electron spectroscopy for chemical analysis (ESCA) adsorption on stratum comeum membranes, 295, hair surface, 263, substantivity of conditioning polymers, 233 fluorescent tracer technique hair growth, 77 fourier transform infrared spectroscopy (FTIR) keratin oxidation, 263, sweat gland inhibition, 109 hair reduction excess lotion-immersion method, 99, limited lotion-rod method, 99, rod implant method, 99 heat trypsinization stratum corneum removal, 21 high performance liquid chromatography, 11, 83 bioconversion of provitamin, 333, refractive index, 129 H-NMR analysis methyl p-hydroxybenzoate, 83 image analysis effect of acylglutamate on hair, 353, skin microrelief patterns, 134 in vitro electroconductivity, 63 linear regression of preservative efficacy testing shampoos, 307 liquid scintillation counting chemical absorption, 397 microcatalytic reactor pigment/linalool, 385 non-invasive technique dry facial skin, 171 olfactory evaluation skin odors, 223 paste emulsification method oil, 419 peak fitting analysis, 233 phase contrast microscopy comeocyte count in solution, 21 photographic technique hair growth rate, 77 plasma emission spectrometry metal ion measurement in incubation mixture, 83 pour plate method bacterial counts, 435 questionnaire bar soap irritancy, 153 radiotracer percutaneous absorption, 141 reflectance spectroscopy erythema quantitation, 451 ross-miles procedure foam generating characteristics, 43 scanning electron microscopy (SEM) hair surface, 263 shampoo preservative testing, 307 skinfeel cream and lotion evaluation, 443 35-S radioautographic method hair growth rate, 77 stripping chemical penetration, 397 thermogravimetric analysis (TGA) hair damage, 263 thermomechanical analysis (TMA) relative activity of depilatory preparations, 287, hair damage, 263 transmission electron microscopy hair surface, 263 transepidermal water loss, 141 twist method hair friction, 371 Wilcoxon sign rank test soap irritation, 153 Methyl carbitol solvent sunscreen absorbance, 209 Methylisothiazolinone (MIT) shampoo preservative stability testing, 307 Methyl methacrylate copolymerization keratin fibers, 263 Methylparaben (MP) shampoo preservative stability testing, 307 Methyl p-hydroxybenzoate bactericidal activity effects of cosmetic pigmentation, 83 Mice!!ization concentration nonionic surfactants, 419 Microbial contamination cosmetics, 435 spoilage shampoo preservative testing, 295 Microcatalytic reactor pigment/linalool reaction, 385 Micrococcus bacteria growth efficacy of triclosan, 223 Microfibril cortex hair damage, 263 Microflora axillary region efficacy of triclosan, 223 Microrelief skin aging effect, 145 Mineral oil emollients polymers and lipids on stratum comeum membranes, 295 solvent sunscreen chemical, 209 Model animal skin irritation, 353 Moisturizer lotions skinfeel techniques, 443 properties ethoxylated coconut and tallow mono- and diglycerides, 353 surfactants nonionic systems, 419 vitamin E, 333 Molar absorption solvent-sunscreen formulations, 209 concentration shampoo preservative testing, 307 Mold fungal contaminants personal care products, 435 growth inhibition cosmetic preservatives, 307 Morphology collagen bundles skin microrelief, 145