Fjölsykrur meth virkni gegn blóthtappa, sem samanstanda af, ath minnsta kosti, samgildu tengi vith bíótín etha bíótínafleithu

摘要

The present invention relates to novel synthetic polysaccharides with antithrombotic activity exhibiting at least one covalent bond with biotin or a biotin derivative and to a process employing avidin or streptavidin which makes it possible to neutralize these polysaccharides.