Journal of the Society of Cosmetic Chemists Vol. 29 No. 10 1978 Clinical and Experimental Dermatology Edited by Martin Black and published quarterly at oe18.00 (U.K.), oe22.00 (overseas) $52.50 (U.S.A. and Canada) Volume 3, Number 3, September 1978 Special article I. w. WHIMSTER: Nerve supply as a stimulator of the growth of tissues including skin. Part I. Hunnan evidence Original articles R. JACKSON Definitions in dermatology D. J. GOULD and w. J. CUNLIFFE The long term treatment ofacne vulgaris r. T. HOLLAND, W. J. CUNLIFFE and c. D. ROBERTS The role of bacteria in acne: A new approach P. J. HARTOP, C. F. ALLENBY and c. PROTTEY Comparison of barrier function and lipids in psoriasis and essential fatty acid deficient rats E. HELL and c. HODGSON Hunnan epidermal stimulants, normal and psoriatic P. O. THUNE, G. HUSBY, T. EGG LARSEN, B. SOLHElm and j. EK Juvenile der- matitis herpetiformis and chronic acquired bullous disease in children s. IMAMURA Pemphigus, myasthenia gravis, thymoma and red cell aplasia m. J. CHEESEBROUGH and e. E. KILLOY The inflammatory linear verrucous epidermal naevus - a case report R. W. GANGE and N. e. SMITH Eruptive cutaneous sarcoidosis of unusual type m.P. JAMES and A. P. WARIN Plane xanthoma developing in photosensitive eczema Other Visits E. FOX Soviet dermatology Clinical Meetings of the St John's Hospital Dermatological Society Book Reviews News and Notices Blackwell Scientific Publications Ltd P.O. Box 88, Oxford, England