*indicates p<.05, bold indicates that the measure accounts for more than 10% of the variance. aSpearmans r, with dichotomized variable. **n.a. as all rats headed to the geometric cue.
Control: 7 month-old hemizygous + B6 deficient. Experimental: 7 month-old hemizygous male +B6 deficient + anti-HA antibody. 5 different sections were observed and its major axis was measured. Average
Top: Surface rendered MR images of the brain (green) and the caudate putamen (purple). Bottom: The caudate putamen/total brain ratio is enlarged in anhedonic-like animals as compared with control anim
