In a drug discrimination procedure isolation-reared rats generalize to lower doses of cocaine and amphetamine than rats reared in an enriched environment

Learning causes synaptogenesis, whereas motor activity causes angiogenesis, in cerebellar cortex of adult rats.

1990 • 1,142 citations

Dopamine Receptor Binding Enhancement Accompanies Lesion-Induced Behavioral Supersensitivity

1977 • 716 citations

The pharmacology of cocaine related to its abuse.

1989 • 685 citations

Enriched and impoverished environments: Effects on brain and behavior

1990 • 293 citations

The effects of psychomotor stimulants on stereotypy and locomotor activity in socially-deprived and control rats

1975 • 280 citations

Enriched and Impoverished Environments

1987 • 252 citations

Cocaine self-administration in rats influenced by environmental conditions: implications for the etiology of drug abuse

1987 • 205 citations

Experiential modification of the developing brain.

1975 • 131 citations

Isolation-rearing enhances tail pinch-induced oral behavior in rats

1977 • 92 citations

Applications and Limitations of the Drug Discrimination Method for the Study Of Drug Abuse

1987 • 76 citations

Differential effects of an early housing manipulation on cocaine-induced activity and self-administration in laboratory rats

1991 • 73 citations

Drug Discrimination: Methods of Manipulation, Measurement, and Analysis

1987 • 57 citations

Behavioral and Biochemical Methods to Study Brain Responses to Environment and Experience

1981 • 24 citations

Species differences in amphetamine toxicity: Effects of aggregation, acute and chronic reserpine pretreatment in mice and rats

1968 • 16 citations

A comparison of testing procedures on the discriminative morphine stimulus

1987 • 11 citations