I: Biology and Experimental Models.- 1 Embryogenesis of the hair follicle and hair cycle.- 2 Keratin expression in the human hair follicle.- 3 The mammalian tongue filiform papillae: a theoretical model for primitive hairs.- 4 Comparative electrophoretic analysis of sulfur containing proteins of hair bulb keratogenous zone and hair shaft.- 5 Four murine monoclonal antibodies specific for the inner root sheath in the human hair follicle.- 6 The dermo-epithelial interaction and the hair follicle.- 7 Isolation, culture and in vitro behavior of cells isolated from papillae of human hair follicles.- 8 A new in vitro culture system to produce a fully differentiated epidermis from human hair follicle outer root sheath cells.- 9 Non-keratinocyte cells in the hair follicle (with special emphasis to the human hair follicles).- 10 The human hair follicle: a target for androgens.- 11 Effects of testosterone, dihydrotestosterone and estradiol on the growth behavior of cultured hair bulb papilla cells and root sheath fibroblasts.- 12 Pharmacological aspects of hair follicle growth.- 13 Human hair follicle grafts onto nude mice: morphological study.- 14 On the behavior of dye ions in an isotachophoresis boundary: application to the mitosis mechanism.- II: Diagnostic Methods.- 15 Dynamic exploration of hair growth: critical review of methods available and of their usefulness in the clinical trial protocol.- 16 Phototrichogram analysis: technical aspects and problems in relation with automated quantitative evaluation of hair growth by computer-assisted image analysis.- 17 PIXE-microanalysis in green hair.- 18 Office diagnosis of pathological changes in hair cuticular cell pattern.- III: Hair and Scalp Diseases and Therapy: Trichothiodystrophy, Pattern Baldness, Alopecia Areata.- 19 Clinical symptoms associated with trichothiodystrophy: a review of the literature with special emphasis on light sensitivity and the association with xeroderma pigmentosum (complementation group D).- 20 Hl“+