Amino-PVA-SPION alone was detectable in cytoplasmic endosome-like structures after 3 hours of incubation but resulted in early cell death after 24 hours.

• 经过三个小时的培养后，单个的氨基化PVA-SPION能在细胞质的类内含体结构中被探测到，但是24小时后却造成了早期细胞的死亡。