Fractionation and Physicochemical Characterization of Sulfated Polysaccharides from the Vietnamese Brown Alga Dictyota spinulosa: Antioxidant Properties
Brown seaweeds contain structurally diverse sulfated polysaccharides, but those from Dictyota spinulosa remain poorly characterized. This study characterized fractions from Vietnamese D. spinulosa and compared their antioxidant properties. Cetyltrimethylammonium bromide precipitation followed by sequential NaCl treatme...