The Prion Disease Database: a comprehensive transcriptome resource for systems biology research in prion diseases. - Nils Gehlenborg; Daehee Hwang; Inyoul Y. Lee; Hyuntae Yoo; David Baxter; Brianne Petritis; Rose Pitstick; Bruz Marzolf; Stephen J. DeArmond; George Carlson; Leroy Hood (Database J. Biol. Databases Curation, 2009)