| 摘要 |
PROBLEM TO BE SOLVED: To provide a prophylaxis or ameliorating agent for photoaging ameliorating wrinkles and improving elasticity of skin. SOLUTION: The invention relates to the ameliorating agent for photoaging comprising adenosine-3', 5'-cyclic phosphate derivative or its salt as an active ingredient represented by general formula (1), (in the formula, R<SP>1</SP>and R<SP>2</SP>are each independently a 6-14C acyl group, X is an H atom or a 1-6C alkyl group). COPYRIGHT: (C)2008,JPO&INPIT
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