2687
After infection of 293 cells ( which provide complementary E1a - E1b functions ) , both viruses directed equal amounts of P / C - specific mRNA transcription .
 GENE: E1a; GENE: E1b; GENE: P / C - specific mRNA
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: E1a, E1b, P / C - specific mRNA 
Answer:
 GENE: E1a; GENE: E1b; GENE: P / C - specific mRNA