autores Correia de Oliveira, Joaquim Miguel Antunes Fatima Raquel Maia Reis, R. L. CRISTIANA DA MOTA MARTINS GONÇALVES Radhouani, H. Gonçalves, C. Maia, F. R. (...) Oliveira, Joaquim M.
palavras-chave Drug Delivery System Exopolysaccharide Kefiran Portuguese kefir grains cytotoxicity enzymatic resistance physicochemical characterization