The 7th Golden Helix Pharmacogenomics Day was successfully organized in Patras, Greece, in conjunction with the 8th National Bioscientists Conference. Patras is the 4th Greek city that hosts this international meeting series, following Athens (2009), Thessaloniki (2010) and Alexandroupolis (2011). The event was attended by over 300 registered participants and co-organized with the University of Patras, Greece.