1719
Lead - induced ER calcium release and inhibitory effects of methionine choline in cultured rat hippocampal neurons .
 Chemical: calcium; Chemical: methionine choline
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: calcium; Chemical: methionine choline