Hyperflav - perspective photosensitizer for PDT: cell studies.

Background: Application of hypericin (an alkaloid from Hypericum perforatum plants) as photodynamic agent may become the next successful step in photodynamic therapy of malignant tumors. Hyperflav - is a purified Hypericum extract designed for the purpose of photodynamic diagnosis.

Aim: Present studies investigated the effectiveness in vitro of Hyperflav application as a photosensitizer for photodynamic therapy.