These results suggested that functionary mechanisms of the suppressive hyperglycemic effect of tea polysaccharides may be induced by controlling the activities of sucrase and maltase.

• 结论：茶多糖对高血糖大鼠有显著的抑制血糖升高的作用，茶多糖的作用机制可能是抑制小肠糖降解酶活性。