Kao Corporation

Urara Yokose

Tsutomu Fujimura

Akira Hachiya

A method for evaluating or selecting a substance capable of preventing or curing photodamage of skin is provided. Provided is a method for evaluating or selecting an agent for preventing or curing photodamage of skin, the method including: (A) contacting cells that are capable of expressing TIMP-1 gene or TIMP-1 protein, with a test substance; (B) measuring the expression level of the TIMP-1 gene or the TIMP-1 protein in the cells; (C) comparing the expression level obtained in (B), with the expression level of TIMP-1 gene or TIMP-1 protein in a control group in which the cells capable of expressing TIMP-1 gene or TIMP-1 protein have not been contacted with the test substance; and (D) evaluating or selecting the test substance which increases the expression level of TIMP-1 gene or TIMP-1 protein, as an agent for preventing or curing photodamage of skin, based on the results of (C).

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Haga-gun, Japan

Urara Yokose