List of Articles Hypericin Open Access Article Abstract Page Full-Text 1 - Effect of light intensity on growth traits, photosynthetic and total hypericin in Topaz cultivar and Mishu ecotype of Hypericum perforatum Javid Emarat-pardaz Sajjad Moharramnejad Jaber Panahandeh Masoud Chamani Mohammad Reza Zadeh Esfahlan Hossein Karbalaei Khiavi Open Access Article Abstract Page Full-Text 2 - Investigation of the Changes in the Amount of the Secondary Essential of Hypericin in Hypericum perforatum L. in Different Highlands of Golestan National Park, Iran Parinaz Asghari Seyedeh Khadijeh Mahdavi Seyed Ali Hosseini Masumeh Mazandarani