4806
Altogether our data indicate that PEDF belongs to the subgroup of noninhibitory serpins and that its N - terminal region confers a neurite - promoting activity to the protein .
 GENE: PEDF; GENE: serpins
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: PEDF, serpins 
Answer:
 GENE: PEDF; GENE: serpins