Thermodynamic test was used to observe temperature change of various doses of Fe_3O_4 nanoparticles and nanosized As_2O_3/Fe_3O_4 complex under alternating magnetic field (AMF).

• 采用MTT实验、溶血试验、微核试验、小鼠LD50 (median lethal dose)检测等方法评价Fe_3O_4磁性纳米粒及As_2O_3/Fe_3O_4复合纳米粒的生物相容性;