2736
The adeno - associated virus type 2 ( AAV - 2 ) Rep78 / Rep68 regulatory proteins are pleiotropic effectors of viral and cellular DNA replication , of cellular transformation by viral and cellular oncogenes , and of homologous and heterologous gene expression .
 GENE: Rep78; GENE: Rep68
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: Rep78; GENE: Rep68