Cellulase-Assisted Extraction, Characterization, and Bioactivity against Rheumatoid Arthritis of Astragalus Polysaccharides by Ling Cao, Mi Yu, Chonghui Wang, Yunhui Bao, Minghui Zhang, Ping He, Yan Zhang, Tingting Yang, Lulu Li, Gang Li, Yun Gong

“…DEAE-52 cellulose column chromatography isolated three polysaccharide fractions, including a neutral polysaccharide (APS-water) and two acidic polysaccharides (APS-NaCl1 and APS-NaCl2). …”
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