9851
We evaluated the relationships between the plasma and the cerebrospinal fluid ( CSF ) concentrations of cholesterol , the cholesterol precursors lanosterol , lathosterol and desmosterol , and the cholesterol elimination products 24S - hydroxycholesterol and 27 - hydroxycholesterol , and the CSF markers for AD pathology A beta 1 - 42 and p - tau181 in 86 subjects with normal cognition and in 107 AD patients .
 Chemical: cholesterol; Chemical: cholesterol; Chemical: lanosterol; Chemical: lathosterol; Chemical: desmosterol; Chemical: cholesterol; Chemical: 24S - hydroxycholesterol; Chemical: 27 - hydroxycholesterol
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: cholesterol; Chemical: lanosterol; Chemical: lathosterol; Chemical: desmosterol; Chemical: cholesterol; Chemical: 24S - hydroxycholesterol; Chemical: 27 - hydroxycholesterol