List of Articles Extraction Open Access Article Abstract Page Full-Text 1 - Assesment of different DNA extraction methods in medicinal plants مهدی رحیم ملک Open Access Article Abstract Page Full-Text 2 - Chemical Composition of the Volatile Fraction of Perovskia abrotanoides and Nepeta glomerulosa. Growing Wild in Iran by Different Extraction Methods پرویز آبرومند آذز کامبیز لاریجانی نرجس کلانتری Open Access Article Abstract Page Full-Text 3 - Comparative evaluation of different extraction methods for the assay of phytochemicals and antioxidant activity of Valeriana officinalis roots الناز حسینی نیا سیمین عربی ملک حکمتی Open Access Article Abstract Page Full-Text 4 - Screening of the profiles of the essential oils from the aerial parts of Nepeta racemosa using classical and microwave-based methods: Comparison with the volatiles using headspace solid-phase micro-extraction مجید محمدحسینی Open Access Article Abstract Page Full-Text 5 - The effect of climatic conditions on the concentration of stevioside in Stevia production in different regions of Iran and optimization of stevioside extraction آلاله نیکوئی محمد حجت الاسلامی جواد کرامت حسین کیانی