27560
Although wogonin expressed only weak inhibitory effect on LPS - / INF - gamma - induced phosphorylation of Janus kinase - 2 ( Jak - 2 ) and tyrosine kinase ( Tyk ) - 2 , it significantly attenuated the phosphorylation of Jak - 1 and Jak - 3 .
 Chemical: wogonin; Chemical: tyrosine
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: wogonin; Chemical: tyrosine