6331
Notably, the nuclei of reactive CD3+/CD4+ T cells nearby to and rosetting around L&H cells in NLPHD were also strongly BCL-6 +, but lacked CD40 ligand ( CD40L ) expression .
 protein: BCL-6; cell type: L&H cells; protein: CD40 ligand; cell type: reactive CD3+/CD4+ T cells; protein: CD40L
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-6, L&H cells, CD40 ligand, reactive CD3+/CD4+ T cells, CD40L 
Answer:
 protein: BCL-6; cell type: L&H cells; protein: CD40 ligand; cell type: reactive CD3+/CD4+ T cells; protein: CD40L