The insulin concentrations in different part of brain varied from high to low as following hypothalamus>olfactory bulb>hippocampus>medulla>the others>pons>cerebellum>midbrain>cerebral cortex.

• 脑胰岛素含量由高到低依次为 :下丘脑、嗅球、海马、延髓、基底节、桥脑、小脑、中脑、大脑皮层。