The results demonstrated that these FITC-labeled microspheres could be conveniently used for tissue marking and study of targeting effect.

• 利用微球的磁性和荧光特性，研究了微球在动物体内的分布，研究结果表明磁性微球经过荧光标记后，可以方便地用于组织标记和考察磁靶向效果。