3354
When single - point mutation was introduced to each GC box , EBS , and GT box in PFP9a20 , at least 3 - fold less CAT activity was observed in CTLL - R8 cells .
 GENE: EBS; GENE: PFP9a20; GENE: CAT
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: EBS; GENE: PFP9a20; GENE: CAT