| 摘要 |
A method for sorting substances for the purpose of determining their capacity for sebosuppressive activity in topical skin treatment, comprising an in vivo test, the said in vivo test comprising the following steps: -choosing a substance from among the ligands of the AhR receptor; -choosing a mammal expressing the CYP1A1 gene; -treating via topical route part of the skin of the said mammal comprising sebaceous glands, with a composition comprising the said substance, following a dose/ response/response time protocol; -examining by immunohistochemical staining the expression of CYP1A in sebaceous glands of the said part of the skin of the said mammal; -selecting the said substance as a function of the sequence of onset of immunohistochemical staining in several different types of cells of the said sebaceous glands. Pharmaceutical composition for topical use intended to reduce sebogenesis, characterized in that it contains 5,6 benzoflavone as active substance. |
