SUBJECT INDEX 397 Langerhan cells phenolic compounds immunity, 101 Lantionine proteins of hair, 91 Lanolin water/lipid solubility comedogenicity, E Lanolin alcohol oil-in-water cream preparation stability, 215 Lanolin oil composition of washing bars irritancy potential, H Lard glyceride lotion composition preservative efficacy testing, 193 Lauramide DEA soap composition antimicrobial testing, G Laureth sulfate shampoo composition hair softness and roughness, I Lauric acid comedogenicity skin care product ingredients, E soap composition antimicrobial activity, G Lauryl betaine shampoo composition roughness effect, I Lauryl ether sulfate (LES) shampoo dandruff, 109 L-DOPA melanogenesis hair coloring, 65 Leakage processes preparation of cosmetics- carrying liposomes, 51 Lecithin growth of test organisms synergy of preservative system components, A inoculum preparation in preservation testing, 193 liposome composition, 51 Length alkyl chain synthetic pseudoceramide in water recovery, J anionics removal of cationics from keratin, 205 fatty acids follicular keratosis, E hair removal of sebum, C, surface profile, 173 Letheen broth aerobic plate counts preservation testing, 193 Leucine proteins of hair, 91 Leukotrienes Ia + Langerhans cell alteration, 101 Lidocaine penetration skin, 41 Lightfastness hair coloring melanin precursors, 65 Light reflectance evaluation of skin condition (abstract), 243 Light-scattering technique measurement of vesicle size liposomes, 51 Linear regression preservative efficacy testing kinetics of bacterial death, 193 synergy of preservative system components, A Linoleic acid artificial sebum composition, C Lipid bilayer vesicle liposome structure, 51 chain length comedogenicity in cosmetic products, E conditioning products removal of cationics from keratin, 205 human hair soil surfactant removal, C membrane peroxidation, 119 skin surface TCC soaps, 75 stratum corneum viscoelasticity, 1, water- retaining properties, J Lipophilic character of glyceryl monostearate US and UK sourced, 215 Liposomes (abstract), 243 cosmetic tool, 51 DNA repair enzyme skin (abstract), 243 surfactant interactions skin irritation (abstract), 243 Lipstick pigment dispersions quality of (abstract), 243 Liquid hand soaps agar patch test for bacteriostatic activity, G Liquid bleed emulsion instability oil-in-water cream, 215 Liquid crystals (abstract), 243 Liquid crystal phase lipid bilayer vesicles nature of, 51 Liquid emollient esters cream preparation, 215 Liquid scintillation counting lidocaine analysis skin penetration, 41 skin penetration vitamins c and e, 119 Liquid scintillation spectrometer metabolic profiling •4c-azone, D, •4c-cyoctol, D Lithium comedogenicity cosmetic ingredient, E Location melanin dye hair coloring, 65 Long-chain fatty acids solid cream preparation, 215 Lotion aqueous bacteria content, 21 glycerol/mineral oil based water desorption in skin, 151 kinetics of bacterial death preservative efficacy testing, 193 nonionic preservative efficacy testing, A oil-in-water dry leg regression studies, 151 sunscreen protection factor, 127 thickening agent comedogenicity, E Low-sulfur proteins (LSP) hair, 91 Luster hair attributes role of cuticle, F Lysine hair damage assessment, F, protein content, 91 Magnesium metallic base comedogenicity in skin care products, E Magnesium aluminum silicate face cream composition preservative efficacy testing, 193

398 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS Magnesium omadine anti-fungal shampoo dandruff, 109 M-cresal saline solution synergy of preservative system components, A Magnesium silicate soap composition antimicrobial activity, G Measurement color value hair, 65 cream consistency universal cone penetrometer, 2 ! 5 detergency surfactants, C DSC oil-in-water cream, 215 follicular keratinization rabbit ear assay, E fractal dimensions, 173 light-scattering liposome characteristics, 51 resistance to flow over human hair, I roughness surface topography of hair, 173 shaving closeness using split-face and full- face shaving protocol, 141 sunscreen protection factors transpore tape, 127 transepidermal water loss hand cleanser evaluation, 33 vesicle size, 51 water binding by excised tissue, 151 water content in vivo, 151 water-retaining capacity of stratum comeurn, J x-ray diffraction oil-in-water cream stability, 215 Mechanical hair strength role of cortex, F stresses damage to hair surface, 173 Mechanical deformation measuring water content in vivo, 151 Mechanical properties skin, 1 Media culture preservative efficacy test methods, 193 Medication phenolic compounds immunity, 101 Melanin hair coloring, 65 role in hair damage exposure to ultra violet light, F Melanogenesis raper-mason scheme hair coloring, 65 Melanosome formation of melanin in vivo, 65 Melting point glyceryl monostearate oil-in-water cream stability, 215 methyl paraben, 231 propyl paraben, 231 theophylline, 231 Membrane lipid peroxidation, 119 lipid bilayer liposome structure, 51 thickness influence on flux and lag time, 231 Metabolism arachidonic acid antioxidants in immunity, 101 bacteria culture medium, 193 cutaneous topically applied drags, D vitamins skin penetration, 119 Metabolites cyoctol stratum comeurn, D Metal ion rate of color development, 65 organic molecule comedogenicity, E Metal ions pseudomonas synergy in preservative systems, A Metallic salts conversion from short-chain fatty acids body odor, B Metallurgical parameters roughness measure surface topography of hair, 173 Metal salts hair coloring melanin precursors, 65 Methanol effect on flux of permeants theophylline, 231, methylparaben, 231 rat skin integrity, 231 skin penetration, 41 skin stripping methodology, D Methanol/phosphate buffer azone, D Methionine proteins of hair, 91 Methodology agar patch test, G colorimetric protein in hair, 91 differential scanning colorimetry glyceryl monostearate characterization, 215 dry leg regression moisture in skin, 151 ESR fusion and leakage processes, 51 finger imprint method, G flash chromatography synthesis of amide derivatives, J flex wash test evaluation of personal washing products, H flow cytometry antioxidants in immunity, 101 fluorescence fusion and leakage processes, 51 fluorescent activated cell sorting antioxidants in immunity, 101 fluorimetric cholesterol in sebum, C fourier transform and fractal analysis hair surface topography, 173 fourier transform infrared spectrophotometry quenching of short-chain fatty acids, B gas chromatography hand cleanser composition, 33 gas liquid chromatography composition of lipid in hair, C gel filtration preparation of cosmetics-carrying liposomes, 51 gravimetric analysis hand cleanser composition, 33, lipid assessment in hair, C headspace gas chromatography ability of metal to quench short-chain fatty acids, B