Table 5.

EC₅₀ values of the effect of whelk GAGs fragments produced by heparinases I, II, and III and chondroitinase ABC on TNBC cell lines.

-	Cell Line	EC50 µg/mL Crude Whelk GAGs	EC50 µg/mL Whelk GAGs + Heparinase I	EC50 µg/mL Whelk GAGs + Heparinase II	EC50 µg/mL Whelk GAGs + Heparinase III	EC50 µg/mL Whelk GAGs + Heparinase I, II, and III	EC50 µg/mL Whelk GAGs + Chondroitinase ABC
1	MDA-MB-468	2.80 ± 0.02	2.60 ± 0.01	42.30 ± 0.02	37.90 ± 0.03	33.20 ± 0.01	3.00 ± 0.01
2	MDA-MB-231	3.50 ± 0.01	14.00 ± 0.01	24.90 ± 0.03	26.00 ± 0.03	27.60 ± 0.02	4.60 ± 0.01