21634
The putative JAK - STAT inhibitor AG490 exacerbates LPS - fever , reduces sickness behavior , and alters the expression of pro - and anti - inflammatory genes in the rat brain .
 Chemical: AG490
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: AG490