Aristoforin, a hypericin derivative, inhibits the activities of SIRT1 and SIRT2. Aristoforin induces G1 phase cell cycle arrest, scavenges hydroxyl free radicals, and exhibits protective activity against Fe2+-induced DNA breakage. Aristoforin can be used in studies related to breast cancer and colon adenocarcinoma.

Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.