12147
It goes through the most studied activities of sulphated polysaccharides ( sPS ) or their derivatives , but also highlights lesser known applications as hypolipidaemic or hypoglycaemic , or as biolubricant agents and drag - reducers .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None