Table 1.

Potency values (UI/mg) from the in vitro anticoagulant (AT-mediated anti-IIa and anti-Xa) assays of the sea urchin sulfated glycans and their low-MW derivatives.

Glycan	AT/IIa	AT/Xa
UFH	210	204
LMWH	35	100
L.v.	0.44	0.29
L.v. hd	0.07	0.06
S.f.	0.02	0.05
S.f. hd	0.05	0.04
E.l.	0.56	0.27
E.l. hd	0.12	0.08