INHIBITOR OF EXPRESSION OF NUCLEAR TRANSCRIPTION FACTOR AP-1, AND PHARMACEUTICAL PRODUCT AND PRODUCT USING THE INHIBITOR

摘要

An expression inhibitor of a nuclear transcription factor AP-1 is provided that is excellent in safety and activity of inhibiting the expression of a nuclear transcription factor AP-1. The AP-1 expression inhibitor of the present invention is characterized by containing chamaemeloside. In the present invention, chamaemeloside may be contained as an extract of Roman chamomile or German chamomile. The chamaemeloside is contained in Roman chamomile or German chamomile. Conventionally, Roman chamomile and German chamomile have been used as cosmetic materials and herb teas and have no problems in safety. An extract of Roman chamomile or German chamomile and chamaemeloside inhibit the expression of the AP-1 at the gene level (see FIG. 2 ) and therefore are excellent in an inhibition effect as compared to a conventional inhibitor that inhibits binding of the AP-1 to DNA.