29069
Insulin - like growth factor 1 ( IGF - 1 ) expression is up - regulated in lymphoblastoid cell lines of lithium responsive bipolar disorder patients .
 Chemical: lithium
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: lithium