Current Bioactive Compounds, (2013), 9, pp. 137 to 142 THE ANTIOXIDANT ACTIVITIES OF THE BIOACTIVE COMPOUNDS OBTAINED FROM HAWTHORN, CHOCKEBERRY, ROSEHIP AND BILBERRY BY MICROFILTRATION, Mihaela Pascu (Neagu), Daniela – Elena Pascu, Gina Alina Trăistaru, A.A. Bunaciu and H.Y. Aboul-Enein.