25725
Considerable differences were noticed in mitochondrial membrane lipid composition , namely in terms of fatty acyl chains and relative proportions of phospholipid classes , the modified diet inducing a decrease in the saturated to unsaturated molar ratio and an increase in the phosphatidylcholine to phosphatidylethanolamine molar ratio .
 Chemical: fatty acyl; Chemical: phosphatidylcholine; Chemical: phosphatidylethanolamine
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: fatty acyl; Chemical: phosphatidylcholine; Chemical: phosphatidylethanolamine