64 JOURNAL OF THE SOCIETY OF COSMETIC CHEMISTS (53) (54) (55) (56) (57) (58) (59) (60) (61) (62) (63) (64) (65) (66) (67) (68) (69) (70) (71) (72) (73) (74) (75) (76) (77) (78) (79) F. V. Cavato and B. A. Flaxman, Communication between normal human epidermal cells in vitro, J. Invest. Dermatol., 59, 370-374 (1972). D. P. Chopra and B. A. Flaxman, Human epidermal cell cycle in vitro, Brit. J. Derm., 87, 13-17 (1972). E. Christophers, DNS-Synthese und Hyperplasie der Epidermis nach HornschichtabriB und Salben- applikation, Arch. Klin. Exp. Derm., 233, 277-286 (1968). E. Christophers, Cellular architecture of the stratum corneum, J. Invest. Dermatol., 56, 165-169 (1971). E. Christophers, Eine neue Methode zur Darstellung des Stratum corneum, Arch. Klin. Exp. Derm., 237, 717-721 (1970). E. Christophers, The architecture of stratum corneum after wounding, J. Invest. Dermatol., 57, 241-246 (1971). E. Christophers, Die epidermale Columniirstruktur, Z. Zellforschung, 114, 441-450 (1971). E. Christophers, Correlation between column formation, thickness and rate of new cell production in guinea pig epidermis, Virchows Arch. Abt. B. Zellpath., 10, 286-292 (1972). E. Christophers, Die Wanderungskinetik postmitotischer Epidermiszellen. Autoradiographische Untersuchungen. Arch. Klin. Exp. Derm., 236, 161-172 (1970). E. Christophers and O. Braun-Falco, Epidermale Regeneration am Meerschweinchenohr nach Hornschichtabrig, Arch. Klin. Exp. Derm., 231, 85-96 (1967). E. Chistophers and O. Braun-Falco, Fluorescein-isothiocyanate as a stain for keratinizing epithelia, Arch. Derm. Forsch., 241, 199-209 (1979). E. Christophers and A.M. Kligman, Visualization of the cell layers of the stratum corneum, J. Invest. Dermatol., 42, 407-409 (1964). E. Christophers, H. H. Wolff, and E. B. Laurence, The formation of epidermal cell columns, J. Invest. Dermatol., 62, 555-559 (1974). M. S. Christensen, S. Nacht, S. L. Kantor, and E. H. Gans, A method for measuring desquamation and its use for assessing the effects of some common exfoliants, J. Invest. Dermatol., 71, 289-294 (1978). G. B. David, Durchlicht-Interferenzmikroskopie in der zytologischen Forschung, Zeiss-Informationen II.Jahrgang, 49, 75-79 (1963). C. E. Driscoll, W. C. Fritsch, and R. M. Caplan, Stratum corneum turnover-time in acne vulgaris (Abstr.). Spring Meeting of The Society for Investigative Dermatology, Atlantic City, N.J., May 3 (1969). P.M. Elias, P. O. Fritsch, M. Lampe, M. L. Williams, B. E. Brown, M. Nemanic, and S. Grayson, Retinoid effects on epidermal structure, differentiation and permeability, Laboratory Investigation, 44, 531-540 (1981). J. Facq, D. L. Kirk, and G. Rebell, A simple replica technique for the observation of human skin, J. Soc. Cosmet, Chem., 15, 87-98 (1964). J. A. Fairleyand and J. E. Rasmussen, Comparison of stratum corneum thickness in children and adults, J. Am. Acad. Dermatol., 8, 652-654 (1983). J. Ferguson, A method to facilitate the isolation and handling of stratum corneum, Brit. J. Derm., 96, 21-23 (1977). L. B. Fisher and H. I. Maibach, The effect of corticosteroids on human epidermal mitotic activity, Arch. Dermatol., 103, 39-44 (1971). L. B. Fisher, H. I. Maibach, and R. J. Trancik, Effects of occlusive tape systems on the mitotic activity of epidermis, Arch. Dermatol., 114, 384-386 (1978). P. Flesch and C. J. Esoda, Isolation of glycoproteolipid from human horny layers, J. Invest. Der- matol., 39, 409-415 (1962). C. Franchimont, The stratum corneum xerotic from aging and photochemotherapy (PUVA), Am. J. Dermatopathol., 2, 295-304 (1980). P. O. Fritsch, G. Pohlin, U. Liingle, and P.M. Elias, Response of epidermal cell proliferation to orally administered aromatic retinoid, J. Invest. Dermatol., 77, 287- 291 (1981). A. Gillenberg, C. Immel, and C. E. Orfanos, Retinoid-Einflug auf die Zellkinetik gesunder menschlicher Epidermis, Arch. Dermatol. Res., 269, 331-335 (1980). H. Goldschmidt, G. Piewig, and E. Christophers, Morphology of normal and abnormal human stratum corneum. Scientific Exhibition, 30th Annual Meeting of the American Academy of Derma- tology, Chicago, Dec. 4-9 (1971).

CYTOLOGY OF STRATUM CORNEUM 65 (80) (81) (82) (83) (84) (85) (86) (87) (88) (89) (90) (91) (92) (93) (94) (95) (96) (97) (98) (99) (100) (101) (102) (103) (104) (105) G. L. Grove, R. M. Lavker, E. Hoelzle, and A.M. Kligman, Use of noninstrusive tests to monitor age-associated changes in human skin, J. Soc. Cosmet. Chem., 32, 15-26 (1981). K. Hashimoto and T. Kanzaki, Surface ultrastructure of human skin, Acta Dermatovener (Stockholm), 55, 413-430 (1975). B. Heilmann, F. Ryckmanns, and G. Plewig, "Scanning Electron Microscopy of Human Corneo- cytes," in Stratum Corneum, 1st ed., R. Marks and G. Plewig, Eds. (Springer Verlag, Berlin, Hei- delberg, 1983), pp. 186-190. E. Horstmann, "Das Stratum lucidum und Stratum corneum," in Handbuch der mikroskopischen Ana- tomie des Menschen Bd. III, 3rd ed., W. Bargmann, Ed. (Springer Verlag, Berlin, Heidelberg, New York, 1957), pp. 28-34. E. Horstmann, "Die Verhornung," in Dermatologie und Venerologie, Bd. I, 1st ed., H. A. Gottron and W. Sch/Snfeld, Eds. (G. Thieme Verlag, Stuttgart, 1961), pp. 52-54. W. T. Humphries and R. H. Wildnauer, Thermomechanical analysis of stratum corneum. I. Tech- nique, J. Invest. Dermatol., 57, 32-37 (1971). W. T. Humphries and R. H. Wildnaver, Thermomechanical analysis of stratum corneum. II. Ap- plication, J. Invest. Dermatol., 58, 9-13 (1972). B. Idson, B iophysical factors in skin penetration, J. Soc. Cosmet. Chem., 22, 615-634 (1971). O. Jacobi, Die Inhaltsstoffe des normalen Stratum corneum und Callus menschlicher Haut. II. Di•nnschichtchromatographische Untersuchung auf freie und gebundene Zucker, Arch. Klin. Exp. Derm., 233, 384-406 (1969). O. Jacobi, Die Inhaltsstoffe des normalen Stratum corneum und Callus menschlicher Haut. I. Wasser, Hauttalg, reduzierende Substanzen, Pentosen, Desoxyribose, Glucosamin, Arch. Klin. Exp. Derm., 230, 183- 194 (1967). L. H. Hansen, M. T. Hojyo-Tomoko, and A.M. Kligman, Improved fluorescence staining tech- nique for estimating turnover of the human stratum corneum, Brit. J. Derm., 90, 9-12 (1974). A. Johannesson and H. Hammar, Measurement of the horny layer turnover after staining with dansyl chloride: Description of a new method, Acta Dermatovener (Stockholm), 58, 76-79 (1978). A. Johannesson and H. Hammar, The rate of formation of corneocyte layers after stripping the noninvolved psoriatic skin and its relation to parakeratosis and epidermal enzyme levels, J. Invest. Dermatol., 74, 226-229 (1980). A. Johannesson and H. Hammar, The rate of corneocyte formation in microscopic lesions in patients with active psoriasis, Brit. J. Dermatol., 105, 391-404 (1981). G. Kahn, G. D. Weinstein, and H. Frost, Kinetics of human epidermal cell proliferation: Diurnal variation, J. Invest. Dermatol., 50, 459-462 (1968). C. S. King, S. P. Barton, S. Nicholls, and R. Marks, The change in properties of the stratum corneum as a function of depth, Brit. J. Derm., 100, 165-172 (1979). C. S. King, S. Nicholls, S. P. Barton, and R. Marks, Is the stratum corneum of uninvolved pso- riatic skin abnormal? Acta Dermatovenerol., 59, 95-100 (1979). A. M. Kligman and E. Christophers, Preparation of isolated sheets of human stratum corneum, Arch. Dermatol., 88, 702-705 (1963). H. Komnik and W. Stockem, Oberfliiche und Verankerung des Stratum corneum an mechanisch stark beanspruchten K/Srperstellen beim Grasfrosch, Cytobiologie, Zeitschrift fiir experimentelle Zellfors- chung, 1, 1-16 (1969). G. Landherr, O. Braun-Falco, C. Hofmann, G. Plewig, and A. Galosi, Fingernagelwachstum bei Psoriatikern unter PUVA-Therapie, Hautarzt, 33, 210-213 (1982). M. E. Loomans and D. P Hannon, An electron microscopic study of the effects of subtilisin and detergents on human stratum corneum, J. Invest. Dermatol., 55, 104-114 (1970). K. Mackenzie, J. Howlett, and A. Ranasinhe, An organ culture model for examining epidermal desquamation, J. Invest. Dermatol., 85, 314-318 (1985). J. C. Mackenzie and J. E. Linder, An examination of cellular organization within the stratum cor- neum by a silver staining method, J. Invest. Dermatol., 61, 245-250 (1973). J. C. Mackenzie, Ordered structure of the stratum corneum in mammalian skin, Nature (London), 222, 881 (1969). J. C. Mackenzie and K. Zimmermann, The development of ordered structure in neonate rat epi- dermis,.J. Invest. Dermatol., 77, 278-282 (1981). J. C. Mackenzie, The effects of frictional stimulation on mouse ear epidermis. II. Histologic appear- ance and cell counts, J. Invest. Dermatol., 63, 194-198 (1974).