Fig. 1From: Structural properties and immunomodulatory activity of an α-glucan purified from the fruiting body of Stropharia rugosoannulataa Elution curve of crude PSR on DEAE-52 cellulose and sephacryl S-400HR chromatography column; b SEM of the purified PSRa-2 (10000×, 5000×,2000× and 1000×)Back to article page