13932
Ciprofloxacin increased CAT activity in stimulated lymphocytes transfected with plasmids containing either the IL-2 or metallothionein enhancer .
 protein: CAT; protein: metallothionein; DNA: metallothionein enhancer; cell type: plasmids; protein: IL-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: CAT, metallothionein, metallothionein enhancer, plasmids, IL-2 
Answer:
 protein: CAT; protein: metallothionein; DNA: metallothionein enhancer; cell type: plasmids; protein: IL-2