前言早就知道某种激素和生物活性物质作用于靶细胞时,放射性磷酸迅速进入生物膜磷脂,尤其是进入磷脂酰肌醇(PI)中,这种现象称为PI代谢循环,是1955年由Hokin等将乙酰胆碱作用于鸽的胰 Preface It has long been known that certain hormones and bioactive substances acting on the target cells, radioactive phosphoric acid into the biofilm phospholipids, especially into the phosphatidylinositol (PI), a phenomenon known as the PI metabolic cycle, in 1955 from Hokin and other role of acetylcholine in the pigeon’s pancreas