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Abstract. Rationale: Schizophrenia is a major public health problem that affects approximately 1% of the population worldwide. Schizophrenia-like syndromes can be induced in humans by phencyclidine (PCP), a drug with marked psychomimetic properties. Recent studies show that the behavioural and biochemical effects of PCP in rats are blocked by nitric oxide synthase (NOS) inhibitors, suggesting that...
Abstract. Rationale: Repeated exposure to addictive drugs causes neuroadaptive alterations that are proposed to increase the incentive motivation to consume drugs and to decrease the ability to inhibit such inappropriate motivational impulses and responses. Together, these behavioral consequences of drug intake may underlie the compulsive drug-seeking and -taking behaviors observed in drug abuse....
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