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We now report that mammalian neuraminidase 1 ( Neu1 ) , in addition to its catabolic function in lysosomes , is transported to the cell surface where it is involved in regulation of insulin signaling .
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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:
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