7971
In uterine pregnancy , the ratio of BCL-2 to CD3 was 0.44 and 0.39 for CD56.
 protein: BCL-2
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: BCL-2 
Answer:
 protein: BCL-2