400 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS sulfate, 227 response to lipids, 51 sunscreen efficacy, 275 stratum corneum, 235 lipid structure, 347 Humectant glycerol, 51 Humidity cleansing hair, 335 emollient efficacy in vitro test, 235 glycerol effect on stratum corneum lipid, 51 Hybrid powders body malodors, 197 Hydraulic oil nitrosamine content, 283 Hydrazines nitrosamine analysis, 283 Hydrocarbon amphiphilic association structure, 155 chains lamellar liquid crystalline phase structure, 1 oil-in-water emulsions, 1 Hydrocortisone anti-irritant efficacy, 367 Hydrogen nitrosamine analysis, 283 Hydrogen bonds cohesive set hair, 123 Hydrogen peroxide cosmetic ingredient permeability through gloves, 267 nitrosamine formation inhibition, 283 Hydrolysis see letter to the editor, 147 Hydrolyric enzymes axillary malodor, 173 Hydrophilic efficacy of skin moistufizer, 235 Htydrophilicity characteristics of surface hair deposits, 379 Hydrophobic groups interaction of polymer and surfactant, 213 polymers, 23 Hydroquinone nitrosamine analysis, 283 Hydroxyacids effect on stratum corneum, 51 Hydroxypropyl polymer/surfactant interaction, 23 8-hydroxyquinoline nitrosamine analysis, 283 Hydration in vitro test for skin moisturizer, 235 lipid/stratum corneum, 51 stratum corneum assessment methods, 243 I-Iydrational force two-phase oil-in-water emulsions, 1 Hydrobromic acid reagent nitrosamine formation inhibition, 283 Hygroscopicity horny layer moisturizer efficacy, 235 Hyperplasia skin and immunity, 249 Immunodermatology, 249 Immunology concepts and skin relationships, 249 Indomethacin anti-irritant efficacy, 367 Inflammation phagocytes skin and immunity, 249 Injury skin in vivo assessment, 259 Inosine nitrosamine analysis, 283 Instrumental evaluation method hybrid powder on skin, 197 Interaction amine functional polymer and anionic surfactant, 213 emulsifiers in water, 1 polymer/surfactant, 23 Interleukins skin immune system, 249 In vitro hapten sensitization skin and immunity, 249 method to assess stratum corneum hydration, 243 prevention of stratum corneum lipid phase transitions by glycerol, 51 sunscreen physical, 103 test skin moisturizer assessment, 235 In vivo DNA repair in skin, 85 erythema quantification, 367 fatty acid deficiency syndrome, 155 method to assess stratum corneum hydration, 243 protection of physical sunscreens, 103 skin lipid model responses to cosmetic ingredients, 51 skin responses barrier function, 51 vesicant skin injury assessment, 259 Iodide nitrosamine formation inhibition, 283 Iodine-silver acetate reaction with terpene compounds, 93 Ion electrodes polymer/surfactant interaction, 23 Ion exchange cleanup nitrosamine analysis, 283 Ionic polymers surfactant interaction, 23 preparation oil-in-water emulsions, 1 surfactant association structure, 155 interaction with polymers, 213 Ionic headgroup aqueous solution surfactant, 23 Iron chelators UV-induced skin tumors, 187 Ion oxides scattering physical sunscreens, 103 Irritant assessment using chromameter, 259,367 removal of stratum corneum, 111 Irritation chemicals in cosmetics, 267 skin surfactant exposure, 23 transdermal transport, 155 UV radiation on skin, 275 Isoleucine nitrosamine analysis, 283 Isopentylnitrate nitrosamine analysis, 283 Isotherms polymer-surfactant interaction, 213 Isovaleric acid axillary malodor acids, 173 body odor, 197 Japanese: whitening powders, 359

SUBJECT INDEX 401 Keratin organization, 347 sebum removal, 335 structure, 209 Keratin fibers bending of hair, 123 Keratin hydrolysate characteristics of surface hair deposits, 379 Keratinization stratum corneum sodium lauryl sulfate, 227 Keratinocytes skin immune system, 249 Ketamine hydrochloride, 259 Ketones new odorous terpenes, 93 Kligman regression method skin characteristic evaluation, 243 Lameliar lipid organization stratum comeum, 347 liquid crystalline phase, 1 liquid crystals glycerol effect on stratum comeum lipid, 551 structure, 155 multiple-phase oil-in-water emulsions, 1 Langerhans cells skin immune system, 249 Lard ascorbyl dipalmitate high pressure liquid chromatography, 359 Laser doppler fiowmetry cutaneous blood flow values removal of stratum comeum, 111 Latex rubber gloves permeation of cosmetic ingredients, 267 Lauramine oxide cosmetic ingredient nitrosamine, 283 Lauryl sulfate detergent skin irritant, 267 Lecithins amphiphilic association structures, 155 polar lipid surfactant, 1 Length chain polymer/surfactant interaction, 23 hair fiber microfluorometry, 379 wrinkle cosmetic efficacy, 243 Lesions vesicant skin in vivo assessment, 259 Letters to the editor, 147, 149 Linear viscoelastic theory permanent waving fiber bending stiffness, 123 Linoleic acid barrier function stratum comeum, 51 sebum removal from hair, 335 skin effect, 249 Lipid apocrine sweat odor, 173 bi-alkyl in gel and liquid crystalline states, 1 detergent sebum removal from hair, 335 human stratum comeum, 347 phase transitions stratum comeum, 51 stratum comeum exposure to sodium lauryl sulfate, 227 moisturizing effect, 235 structure, 155 Lipophilic diphtheroid enzyme activity in cell-free media axillary malodor, 173 Liposome enhancement of DNA repair skin, 85 organization stratum comeum, 347 Liquid lamellar crystalline state emulsions, 1 state of lipid barrier function, 51 Liquid crystals, 155 Lithium bromide stratum comeum lipid composition, 51 Long-chain alcohols emulsifiers in multiphase emulsions, 1 in cosmetic emulsions, 1 Lotion liposomes with T4 endonuclease DNA repair, 85 nitrosamine, 283 oil-in-water emulsions, 1 polymer/surfactant interaction, 23 skin surface smoothness, 111 sunscreen sun protection factor value, 141 L phase see lamellar liquid crystalline phase, 1 Lubricants nitrosamine content, 283 Lymphocytes skin immune system, 249 Lyotropic liquid crystals surfactant structure, 155 Lysis complement system skin and immunity, 249 Macromolecules organization x-ray diffraction, 347 Macrophages skin immune system, 249 Magnified photography skin characteristic evaluation, 243 Manageability characteristics of surface hair deposits, 379 Mannose inhibition of aryl sulfatase and beta- glucuronidase axillary malodor, 173 Manufacture emulsions, 1 Measurement absorbance mercaptan, 267 basal epidermal omithine decarboxylase, 187 bending properties of human hair, 123 coefficient of kinetic friction powder, 197 erythema, 367 fibrous keratins permanent setting, 209 hygroscopicity stratum comeum, 235 skin injury Minolta chromameter, 259 surface tension interaction between amine functional polymer and anionic surfactant, 213 polymer/surfactant interaction, 23 T4 endonuclease V DNA repair in skin, 85 transepidermal water loss stratum comeum, 51 wrinkle length and width cosmetic efficacy, 243 Mechanical properties photodamaged skin, 187 removal of stratum comeum by scrub cream,