<正>We studied the effects ofβ-1, 3-D-glucan (extracted form yeast) on immunologic function in the mice. To observed the effects ofβ-1, 3-D-glucan on macrophage phagocytic power in the normal mice, the mice of Kun Ming species were divided into groups randomly, then were orally administered with 50, 100, 150 mg/kgβ-1, 3-D-glucan. After 7d the normal mice were killed and separated the abdominal cavity macro-