To induce the subject induction capable of utilizing for hair growing and rearing examination, etc., of human hair by culturing a human hair papilla cell to prepare spheroid, inserting the spheroid into a rat-derived foot pad to transplant the foot pad fragment into a nude mouse and rearing the nude mouse.
A human hair papilla cell collected from scalp of temporal region of human male obtained by by-product of orthopedic surgery is cultured into a culture medium to prepare spheroid and the spheroid is inserted between the epidermis and the corium of foot pad and the resultant foot pad fragment is transplanted between the kidney of a nude mouse and its covering membrane and then, the transplanted animal is reared and trichocyte is formed in the transplanted foot pad to induce the objective trichocyte derived from human hair papilla cell capable of utilizing for hair growing and rearing examination, etc., of human hair and used also for factor having hair rearing action on human hair.
SUZUKI JUN
OGO MASASHI
SOMA TSUTOMU
TAJIMA MASAHIRO
