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

Eunyoung. Choi, et.al., Integrative characterization of germ cell-specific genes from mouse spermatocyte UniGene library., BMC genomics, 2007, 8
http://rdf.ncbi.nlm.nih.gov/pubmed/17662146