Enhanced cognitive function and antidepressant-like effects after krill oil supplementation in rats
BACKGROUND: The purpose of the study was to evaluate the effects of krill oil (KO) on cognition and depression-like behaviour in rats. METHODS: Cognition was assessed using the Aversive Light Stimulus Avoidance Test (ALSAT). The Unavoidable Aversive Light Stimulus (UALST) and the Forced Swimming Test (FST) were used to evaluate the antidepressant-like effects of KO. Imipramine (IMIP) was used as the antidepressant reference substance. RESULTS: After 7 weeks of KO intake, both males and females treated with KO were significantly better in discriminating between the active