Description_x000D_ General description_x000D_ This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate. Produced by PhytoLab GmbH & Co. KG_x000D_ Biochem/physiol Actions_x000D_ Isoflavone and phytoestrogen isolated froma traditional Chinese medicinal herb. Calycosin induces angiogenesis in HUVEC and promotes proliferation of estrogen-receptor positive cells in vivo and in vitro. Also functions as a vasorelaxant on rat thoracic aorta._x000D_ Legal Information_x000D_ phyproof is a registered trademark of PhytoLab GmbH & Co. KG