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

Timothy J. Hendricks, et.al., Pet-1 ETS gene plays a critical role in 5-HT neuron development and is required for normal anxiety-like and aggressive behavior., Neuron, 2003, 37
http://rdf.ncbi.nlm.nih.gov/pubmed/12546819