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

Igor. Martianov, et.al., Polar nuclear localization of H1T2, a histone H1 variant, required for spermatid elongation and DNA condensation during spermiogenesis., Proceedings of the National Academy of Sciences of the United States of America, 2005, 102
http://rdf.ncbi.nlm.nih.gov/pubmed/15710904