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

Zhengsheng. Li, et.al., A transposon in Comt generates mRNA variants and causes widespread expression and behavioral differences among mice., PloS one, 2010, 5
http://rdf.ncbi.nlm.nih.gov/pubmed/20808911