4214
However , a few sites in the genomes of EC cells permit M - MuLVneo delta Enh proviral expression .
 GENE: M - MuLVneo delta Enh
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: M - MuLVneo delta Enh