Table 1.

Inhibitory rate of Fe₃O₄-dextran-anti-β-HCG nanoparticle to JEG-3 cells

	Control group	18.75 (μg/mL)	30 (μg/mL)	37.5 (μg/mL)	56.25 (μg/mL)	75 (μg/mL)
A570	0.374 ± 0.025	0.372 ± 0.031	0.368 ± 0.027	0.361 ± 0.023	0.310 ± 0.037	0.293 ± 0.034
Inhibitory rate (%)	0	0.5	1.6	3.5	17.1	21.7

Abbreviations: HCG, human chorionic gonadotropin; Fe₃O₄, magnetic iron oxide.