When PKC pathway was blocked by PKC inhibitor GF-109203X, cAMP level and PKA activity were increased by 78. 8% and 33. 5% as against that of the control,while the DAG content and PKC activity were decreased by 40.3% and 56.3% respectively.

• 如用GF－109203X阻断PKC通路时发现cAMP水平与PKA活性分别升高78.；9%25和33