| 摘要 |
PROBLEM TO BE SOLVED: To provide a new method for screening skin-whitening material.SOLUTION: A skin-whitening material screening method includes the steps of adding a test substance to a cell, and selecting a test substance for which the expression level of a clock gene in the cell having the test substance added thereto has changed compared to the expression level of the clock gene in the cell not having the test substance added thereto. |
