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

C C. Bleul, et.al., Laser capture microdissection-based expression profiling identifies PD1-ligand as a target of the nude locus gene product., European journal of immunology, 2001, 31
http://rdf.ncbi.nlm.nih.gov/pubmed/11500834