The validity of animal models of predisposition to depression
Apomorphine sensitization: evoking conditions, context dependence, effect persistence and conditioned nature
Stress hormones enhance retrieval of fear conditioning acquired either one day or many months before
Bupropion and sertraline enhance retrieval of recent and remote long-term memory in rats
The effects of morphine on chained and clocked fixed-interval schedule performance in pigeons
Orphanin FQ/nociceptin but not Ro 65-6570 inhibits the expression of cocaine-induced conditioned place preference
Impaired spatial learning in the Morris water maze induced by serotonin reuptake inhibitors in rats
Effects of Aframomum melegueta and Piper guineense on sexual behaviour of male rats
Memantine does not block antiaggressive effects of morphine in mice