20341
In addition , current and possible - future strategies for controlling the desired effect of NPs and their corresponding effects on the conformational changes of the proteins , which have significant roles in the fibrillation process , have been presented .
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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