1946
Expression of antisense myb RNA reduced the amount of c-myb mRNA , and the percentage of Hb -synthesizing cells was decreased to 20%.
 RNA: antisense myb RNA; cell line: Hb -synthesizing cells; RNA: c-myb mRNA; protein: Hb
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: antisense myb RNA, Hb -synthesizing cells, c-myb mRNA, Hb 
Answer:
 RNA: antisense myb RNA; cell line: Hb -synthesizing cells; RNA: c-myb mRNA; protein: Hb