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From a murine B-cell cDNA-library we have cloned a cDNA encoding the murine B-cell specific coactivator mBob1 .
 cDNA, murine B-cell specific coactivator, mBob1, murine B-cell cDNA-library
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 cDNA, murine B-cell specific coactivator, mBob1, murine B-cell cDNA-library