Novel polysaccharide extracted from Sipunculus nudus ...
To extract polysaccharides from, we followed a Sipunculus nudus previously described method. 8 Sipunculus nudus (diameter 6 ± 2 mm, length 10 ± 2 cm) was collected from the Xiamen market, China. Fresh worms were washed, oven-dried and crushed into powder. The powder was hydrolysed by trypsin at 50℃ for 5 h. The insolu -
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