Brain Transcriptome Database (BrainTx)http://rdf.ncbi.nlm.nih.gov/pubmed/

S. Nishiguchi, et.al., A survey of genes expressed in undifferentiated mouse embryonal carcinoma F9 cells: characterization of low-abundance mRNAs., Journal of biochemistry, 1994, 116
http://rdf.ncbi.nlm.nih.gov/pubmed/7798170