方法：用两种方法提取制备黄芪皂苷和黄芪多糖，比色法分别测定其含量。
Methods: Adopt two methods to extract Saponin and polysaccharides, determine the quantity of them with colorimetry.
红芪多糖（RHPS）和黄芪多糖（APS）对正常小鼠和免疫抑制小鼠的免疫功能有影响。
The effects of RHPS & APS on immune function in normal mice and immunosuppressed mice were studied.
方法：采用连续回流提取法和超声波提取法提取膜荚黄芪叶中的皂苷、黄酮、多糖类成分，比色法测定其含量。
Methods Using continuum circumfluence and ultrasound to extract astragaloside, flavonoids and amylose from the leaves of astragalus and determine the quantity with colorimetry.
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