List of Articles Total phenolics Open Access Article Abstract Page Full-Text 1 - Optimization of the Extraction of the Total Phenolics and Antioxidant Compounds from Solanum nigrum Fruit using Response Surface Methodology F. Khanlari A. Yasini Ardakani N. Nasirizadeh Open Access Article Abstract Page Full-Text 2 - Effect of freeze-drying and spray-drying on total phenolics content and antioxidant activity from aqueous extract of Justicia secunda leaves Emmanuel N’dri Koffi Amian Brise Benjamin Kassi Felix Anoh Adje Yves François Lozano Yves-Alain Bekro Open Access Article Abstract Page Full-Text 3 - Optimizing the Extraction of Phenolic Compounds from Pistachio Hulls Najmeh Pakdaman Rosa Dargahi Marieh Nadi Amanollah Javanshah Ahmad Shakerardekani Najmeh Saberi 10.22034/jon.2021.1941474.1132