6409
In this issue of Diabetologia , Kang et al ( DOI : 10 . 1007 / s00125 - 012 - 2776 - x ) provide evidence that in addition to glucotoxicity , lipotoxicity also affects incretin receptor expression and signalling in insulin - secreting cells and isolated islets .
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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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