4362
Electrophoretic mobility shift assay ( EMSA ) and supershift assay using an NF-kappa B binding sequence from the kappa light chain as a probe, revealed that both p65 ( RelA ) and c-Rel were present in CD40 -stimulated B cells .
 protein: c-Rel; protein: NF-kappa B; protein: CD40; DNA: NF-kappa B binding sequence; protein: RelA; cell type: CD40 -stimulated B cells; protein: p65; protein: kappa light chain
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: c-Rel, NF-kappa B, CD40, NF-kappa B binding sequence, RelA, CD40 -stimulated B cells, p65, kappa light chain 
Answer:
 protein: c-Rel; protein: NF-kappa B; protein: CD40; DNA: NF-kappa B binding sequence; protein: RelA; cell type: CD40 -stimulated B cells; protein: p65; protein: kappa light chain