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

Sungeun. Hong, et.al., Identification and integrative analysis of 28 novel genes specifically expressed and developmentally regulated in murine spermatogenic cells., The Journal of biological chemistry, 2005, 280
http://rdf.ncbi.nlm.nih.gov/pubmed/15613475