horea.christ@gmail.com Horea Christian sci@gentoo.org Gentoo Science Project BIDS-formatted MRI data recorded at the ETH/UZH Animal Imaging Center and first associated with the IRSABI publication. The data represents f/MRI mouse brain scans with both BOLD and CBV contrasts, and acquired during optogenetic stimulation over multiple sessions including acute (i.v.) and chronic (s.c.) fluoxetine administration sessions.