Anticomplementary agent prepared from fucans of brown seaweed

摘要

The invention relates to sulphated polysaccharides obtained from fucuses extracted from pheophyceae. The molecular weight of these polysaccharides is greater than 5 and less than 40 Kda; their sulphur content is greater than that of the original fucus and they contain less than 0.15 % of contaminant proteins. Applications as anticoagulant and anticomplementary agents.