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An Animal Behavior Model for Studying the Actions of LSD and Related Hallucinogens

Barry L. Jacobs, Michael E. Trulson, Warren C. Stern

Science November 12, 1976 DOI: 10.1126/science.982043 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Experimental study Peer reviewed
Population Cats
Intervention LSD (d-lysergic acid diethylamide)
Topics LSD Psilocybin
Keywords Hallucinogen Cats Dissociative Pharmacology
Citations 72
Key findings Cats injected with LSD exhibit specific, dose-dependent behaviors (limb flick and abortive grooming) that are not elicited by control drugs but are elicited by other indole hallucinogens, providing a quantifiable animal model.

Abstract

Cats injected with LSD (d-lysergic acid diethylamide) exhibit a group of behaviors that appear to be specific to hallucinogenic drugs. Two of these behaviors, limb flick and abortive grooming, have an extremely low frequency of occurrence in normal cats, but often dominate the behavior of LSD-treated cats. The frequency of occurrence of this group of behaviors is related to the dose of LSD. The behavioral changes are long-lasting following a single injection of LSD, and exhibit tolerance following the repeated administration of LSD. They are not elicited by a variety of control drugs, but are elicited by other indole nucleus hallucinogens. Because the behavioral effects are specific, reliable, easy to score, and quantifiable, they represent an animal model that can be used in studies of the effects of LSD and related hallucinogens.

Comparable studies

Other experimental studies on LSD, most cited first.

Study Year Design Participants
Neural correlates of the LSD experience revealed by multimodal neuroimaging. Human participants 2016 Experimental study
Crystal structure of an LSD-bound human serotonin receptor 2017 Experimental study with structural biology and molecular dynamics simulations
Lysergic Acid Diethylamide: Sensitive Neuronal Units in the Midbrain Raphe Midbrain neurons containing serotonin 1968 Experimental study
Connectome-harmonic decomposition of human brain activity reveals dynamical repertoire re-organization under LSD. Human brain 2017 Experimental study
LSD-Assisted Psychotherapy in Patients with Terminal Cancer Cancer patients 1973 Experimental study n = 60

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