| abstract |
The present invention is a method of preparing a hair papilla equivalent in vitro from fibroblasts from a hair papilla and / or a connective tissue sheath; a hair follicle equivalent by culturing proliferative epithelial cells on the hair papilla thus obtained. Methods of preparing a product in vitro; in vitro equivalents of hair follicles and hair follicles produced by the above method, for treating alopecia, and for its use in assessing the efficacy of cosmetic, pharmaceutical or skin products. .. |