2764
Results indicate that rSULT1A1 and rSULT2A1 are expressed in rat frontal cortex , cerebellum , striatum , and hippocampus .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None