13469
Our investigations have focused on localizing cis-elements responsible for the down regulation of the adult beta-like globin genes ( delta and beta ) in immature , or primitive erythroid tissues .
 DNA: adult beta-like globin genes; DNA: delta; DNA: cis-elements; DNA: beta
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: adult beta-like globin genes, delta, cis-elements, beta 
Answer:
 DNA: adult beta-like globin genes; DNA: delta; DNA: cis-elements; DNA: beta