836 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS of collagen-derived peptides by hair, 599 Karler, A. See Karjala, S. A. Katz, S.A. See Flesch, Peter. Laden, Karl, and Spitzer, Robert. Iden- tification of a natural moisturizing agent in skin, 351 Levenstein, Irving. See Wolven, Anne. MacDonald, P. The evaluation of place- bos in clinical trials, 455 Manowitz, Milton, and Johnston, V. D. Deposition of hexachlorophene on the skin, 527 McLaren, K. The action of light on color- ing matters, 245 Miller, Aaron. The relationship between surface effects due to electrolytes and emulsion stability, 169 Mueller, W.H. Annual report of the Pres- ident, 61 Olson, S. W. The application of micro- biology to cosmetic testing, 191 Opdyke, D.L. SeeWooding, W. M. Orentreich, Norman, and Sharp, N.J. Keratin replacement as an aging pa- rameter, 537 Papa, C.M. Effect of topical hormones on aging human skin, 549 Parslow, M. W., and Scott, B. A. Hair colorants--a practical approach, 19 Peck, S. M., and Vinson, L.J. Use of two prophetic patch tests for the practical determination of photosensitization po- tential of widdy used deodorant soaps, 361 Phillips, R. W. Sol Gershon--the pro- fessional man, 72 Prichard, D.M. See Breuer, M. M. Prokop, H.J. See Greif, Martin. Proppe, Albin. Important criteria for the microbial purity of external dermato- logical preparations, 715 Puttnam, N. A., and Baxter, B.H. Spec- troscopic studies of skin in situ by attenuated total reflectance, 469 Raft, A.M. Tristimulus color measure- ments in fading studies and other color changes of pharmaceutical dosage forms, 367 Rau, Karl. Dental science and develop- ment in the cosmetic industry, 303 Raymond S.A. See Caul, J. F. Riethe, Peter. Effect of surface active ma- terials on oral hygiene, 291 Schlossman, M. L., Thau, Paul, and Tricoli, Emanuel. 1966 survey of professional background and achievement of scien- tists in the cosmetic industry, 515 Schmank, H.W. See Beckman, S. M. Scott, B.A. See Parslow, M. W. Sharp, N.J. See Orentreich, Norman. Shaw, C. T., and VanderWyk, R.W. The hu•nan scalp as a habitat for molds, 563 Speakman, J.B. Acceptance of Thirteenth Literature Award, 506 Spitzer, Robert. See Laden, Karl. Stevenson, J.I. See Wright, K. H. R. Taber, David. See Brown, James, Jr. Tenenbaum, Saul. Pseudomonads in cos- metics, 797 Thau, Paul. See Schlossman, M. L. Tricoli, Emanuel. See Schlossman, M. L. Tucker, H. H. Hair coloring with oxida- tion dye intermediates, 609 Van Abb•, N.J., and Dean, P.M. The clinical evaluation of antidandruff shampoos, 439 VandcrWyk, R. W., and Hcchcmy, K. E. A comparison of the bacterial and yeast flora of the human scalp and their effect upon dandruff production, 629 VandcrWyk, R.W. Scc Shaw, C. T. Vinson, L.J. Scc Peck, S. M. Webster, G.L. Sol Gershon--the man, 67 Williamson, J.E. See Karjala, S. A. Winter, Leo, Jr. See Dubow, Emanuel. Wolven, Anne, and Levenstein, Irving. Techniques for evaluating dermal irri- tation, 199 Wooding, W. M., and Opdyke, D. L. A statistical approach to the evaluation of cutaneous responses to irritants, 809 Wright, K. H. R., and Stevenson, J.I. The measurement and interpretation of den- tifrice abrasiveness, 387 Yackovich, Frank. See Brown, James, Jr.

SUBJECT INDEX TO VOLUME XVIII Acidic solutions, effects on hair exposure, 643 Aging, human skin, effect of topical hor- mones, 549 keratin replacement as parameter, 537 Aluminum compounds for antiperspirant use, 105 Anticaries agents, in toothpastes, labora- tory analysis, 135 Antiperspirants, new aluminum compounds, 105 Bacterial flora compared with yeast flora of human scalp, 029 Benzoic acid distribution and activity in emulsified systems, 207 Chromatography, thin layer, of solvent ex- tractable material on hair, 31 Color, rapid assessment for routine storage testing, 3 of red hair, 777 tristimulus measurements, 307 Colorants. See Dyes. Consumer panels, local and national, com- parison in paired preference test, 123 Cosmetic treatments, of hair, quantitative monitoring, 273 Cosmetics, chemistry of synthetic dyes in, 225 contact dermatitis from, 081 films, on skin, nature of, 149 microbial purity, 715 preservation, 727 pseudomonads in, 727 testing, application of microbiology, 191 toxicological testing, 737 Dandruff, electronic data processing of com- positions for control of, 787 production, effect of bacterial and yeast flora, 029 Degerming of hands, evaluation of bacterio- static soaps, 771 Dentifrices, measurement and interpretation of abrasivehess, 387 prophylactic, laboratory evaluation. 473 Dermatitis, allergic, from artificial coloring materials, 215 from cosmetics, 081 diaper, bacteriostatic soap in prophylaxis of, 101 Sulphan Blue in evaluation of, 199 Dermatological preparations, microbial pur- ity of, 715 837 Dyes, action of light on, 245 artificial, allergic reactions to, 215 artificial, toxicology of, 421 nitro, azo, and anthraquinone, with qua- ternary ammonium compounds, 705 oxidation intermediates, 609 relevance of color and rate of diffusion to development of, 19 synthetic, chemistry of, 225 / Electrolytes, and emulsion stability, rela- tionship between surface effects due to, 169 Electronic data processing in antidandruff clinical research, 785 Emulsions, distribution and activity of ben- zoic acid in, 207 effect of process variables on stability of, 591 stability, and relationship of surface effects due to electrolytes, 169 Fingernail growth rate as aging parameter, 537 Fluorocarbons, toxicity, 333 Fragrances, measuring the meaning of, 755 and personality relationship, 521 Hair, adsorption effects on, 91 behavior at low pH values, 043 colorants for, relevance of color and rate of diffusion, 19 coloring of, with oxidation dye intermedi- ates, 609 cosmetic treatments, quantitative moni- toring, 273 dyeing of, study of nitro, azo, and anthra- quinone dyes with quaternary ammo- nium compounds, 705 effect of pH on sorption of collagen-de- rived peptides, 599 effect of shampooing on solvent extract- able material on, 31 red, iron pigment in, 777 torsional properties, 575 Hexachlorophene, deposition on skin, 527 Hormones, effect on aging human skin, 549 Iron pigment in human red hair, 777 Irritants, statistical approach to evaluation of cutaneous responses to, 809 Keratin, replacement as aging parameter, 537 type determination and melanocyte sys- tem, 413 Laboratory planning, aspects of, 41