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

T S. Tanaka, et.al., Genome-wide expression profiling of mid-gestation placenta and embryo using a 15,000 mouse developmental cDNA microarray., Proceedings of the National Academy of Sciences of the United States of America, 2000, 97
http://rdf.ncbi.nlm.nih.gov/pubmed/10922068