18757
The 3 ' UTR of AREG mRNA was responsible for binding to an mRNA - binding protein , human antigen R ( HuR ) , and the interaction between AREG mRNA and HuR was enhanced by UVB .
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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