13226
The activation status of the chromosomes involved in the translocation was determined by simultaneous immunocytogenetic studies using antibodies against either BrdU incorporated at late S phase or acetylated histone H4 .
 protein: antibodies; protein: BrdU; DNA: chromosomes; protein: acetylated histone H4
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: antibodies, BrdU, chromosomes, acetylated histone H4 
Answer:
 protein: antibodies; protein: BrdU; DNA: chromosomes; protein: acetylated histone H4