Structure and anticoagulant activity of sulfated galactans. Isolation of a unique sulfated galactan from the red algae Botryocladia occidentalis and comparison of its anticoagulant action with that of sulfated galactans from invertebrates. - Farias,W.RL.; Valente,A.P.; Pereira,M.S.; Mourão,P.AS. (J Biol Chem, 2000)