| 摘要 |
<p>A novel polysaccharide having a molecular weight of about 5 x 103 to 10 x 106 as determined by gel filtration chromatography, comprising D-glucose, D-galactose, D-glucuronic acid, D-ribose and D-riburonic acid in a molar ratio of 10:(1.8-2.9):(1.8-2.6):(0.5-1.7):(0.5-1.7), and having an O-acetyl group content of 0-10 wt.%.</p> |
