14137
Two unrearranged TcR delta transcripts had a size similar to that of the functional TcR delta mRNA (2.3 and 1.3 kb) found in TcR gamma/delta+ T lymphocytes .
 protein: TcR delta transcripts; RNA: TcR delta mRNA; cell line: TcR gamma/delta+ T lymphocytes
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: TcR delta transcripts, TcR delta mRNA, TcR gamma/delta+ T lymphocytes 
Answer:
 protein: TcR delta transcripts; RNA: TcR delta mRNA; cell line: TcR gamma/delta+ T lymphocytes