| abstract |
The solution provides 6,8-disubstituted-9- (heterocyclyl) purines of the formula I which are useful for the preparation of therapeutic and cosmetic compositions and compositions. The 6,8-disubstituted-9- (heterocyclyl) purines of the present invention exhibit a variety of biological activities, particularly antioxidant, antiinflammatory and antisense, but also other activities useful in cosmetic and pharmaceutical applications. Further, the 6,8-disubstituted-9- (heterocyclyl) purines of formula (I) exhibit growth-regulatory, differentiating, proliferative and anti-aging effects at the level of cells, tissues, and whole plant, mammalian and human organisms. |