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This is the first demonstration that lithium can alter gene expression of Tcf-responsive genes , and points to a difference in regulation of Wnt signaling between fibroblasts and lymphocytes .
 cell type: lymphocytes; cell type: fibroblasts; DNA: Tcf-responsive genes
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: lymphocytes, fibroblasts, Tcf-responsive genes 
Answer:
 cell type: lymphocytes; cell type: fibroblasts; DNA: Tcf-responsive genes