9967
Results revealed that cholesterol , low - density lipoprotein ( LDL ) and glutathion peroxidase ( GPx ) enzyme were significantly higher in the 38 smoker sprayers than in the 42 nonsmoker sprayers .
 Chemical: cholesterol; Chemical: glutathion
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: cholesterol; Chemical: glutathion