The radionuclide image showed that the ~(99m)Tc-NGA-NT had remarkable livertaxis. The result of HPLC revealed that the NGA-NT was stable in blood and released NT at the livers in tested rabbits.

• 以此作模型化合物,经~(99m)Tc标记后的动物放射显像及HPLC检测结果,说明NGA-NT在血中稳定,在肝脏降解释出NT,具有显著的趋肝性。