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EFFECTS OF D-AMPHETAMINE IN A TEMPORAL DISCRIMINATION PROCEDURE: SELECTIVE CHANGES IN TIMING OR RATE DEPENDENCY?

by: shinta, 20 pages

Two experiments evaluated rate dependency and a neuropharmacological model of timing as ex- planations of the effects of amphetamine on behavior under discriminative control by time. Four ...

FOOD AND AMPHETAMINE SELF-ADMINISTRATION BY BABOONS: EFFECTS OF ALTERNATIVES

by: shinta, 20 pages

The effects of the availability of an alternative reinforcer on responding maintained by food pellets or fluid solutions were examined in 6 adult male baboons (Papio cynocephalus anubis). ...

Neural degeneration following chronic stimulant abuse reveals a weak link in brain, fasciculus retroflexus, implying the loss of forebrain control circuitry

by: shinta, 11 pages

There is increasing evidence that the fasciculus retroflexus (FR) represents a ‘weak link’ following the continuous administration of drugs of abuse. A variety of drugs which ...

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