PRELIMINARY CHARACTERIZATION, ANTIOXIDANT ACTIVITIES AND ULCER CURATIVE EFFECT OF OPUNTIA FICUS INDICA F. INERMIS ROOTS POLYSACCHARIDES IN RATS Journal title: Journal of Biomedical and Pharmaceutical Research Authors: Hichem Alimi*| Research unit of Macromolecular Biochemistry and Genetic, Faculty of Sciences of Gafs... Subject(s): Biomedicine, Pharmacology