9504
Pervanadate reversed the effects of morin on STAT3 phosphorylation , indicating the role of a protein tyrosine phosphatase .
 Chemical: morin; 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: morin; Chemical: tyrosine