20485
Results showed that the investigated polyphenols had beneficial effects on cell membranes altered in diabetic conditions , by restoring transmembrane potential and by membrane " stiffening " .
 Chemical: polyphenols
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: polyphenols