Stereotyped behaviour in response to the selective D-2 dopamine receptor agonist RU 24213 is enhanced by pretreatment with the selective D-1 agonist SK&F 38393. 1986

M Mashurano, and J L Waddington

When given alone, 2.5 mg/kg of the selective D-2 agonist RU 24213 was a threshold dose for the induction of weak stereotyped behaviour, while 15 mg/kg of the selective D-1 agonist SK&F 38393 failed to induce stereotypy. Responses to 2.5 mg/kg RU 24213 were dose-dependently potentiated by 3.0-15.0 mg/kg SK&F 38393, and compulsive stereotypy was only evident in animals receiving the combination treatment. Increasing D-1 dopaminergic activity appears to promote the expression of behaviours initiated through D-2 receptor stimulation.

UI MeSH Term Description Entries
D008297 Male Males
D010627 Phenethylamines A group of compounds that are derivatives of beta- aminoethylbenzene which is structurally and pharmacologically related to amphetamine. (From Merck Index, 11th ed) Phenylethylamines
D011919 Rats, Inbred Strains Genetically identical individuals developed from brother and sister matings which have been carried out for twenty or more generations or by parent x offspring matings carried out with certain restrictions. This also includes animals with a long history of closed colony breeding. August Rats,Inbred Rat Strains,Inbred Strain of Rat,Inbred Strain of Rats,Inbred Strains of Rats,Rat, Inbred Strain,August Rat,Inbred Rat Strain,Inbred Strain Rat,Inbred Strain Rats,Inbred Strains Rat,Inbred Strains Rats,Rat Inbred Strain,Rat Inbred Strains,Rat Strain, Inbred,Rat Strains, Inbred,Rat, August,Rat, Inbred Strains,Rats Inbred Strain,Rats Inbred Strains,Rats, August,Rats, Inbred Strain,Strain Rat, Inbred,Strain Rats, Inbred,Strain, Inbred Rat,Strains, Inbred Rat
D011954 Receptors, Dopamine Cell-surface proteins that bind dopamine with high affinity and trigger intracellular changes influencing the behavior of cells. Dopamine Receptors,Dopamine Receptor,Receptor, Dopamine
D004357 Drug Synergism The action of a drug in promoting or enhancing the effectiveness of another drug. Drug Potentiation,Drug Augmentation,Augmentation, Drug,Augmentations, Drug,Drug Augmentations,Drug Potentiations,Drug Synergisms,Potentiation, Drug,Potentiations, Drug,Synergism, Drug,Synergisms, Drug
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia
D001552 Benzazepines Compounds with BENZENE fused to AZEPINES.
D013239 Stereotyped Behavior Relatively invariant mode of behavior elicited or determined by a particular situation; may be verbal, postural, or expressive. Behavior, Stereotyped,Behaviors, Stereotyped,Stereotyped Behaviors
D013268 Stimulation, Chemical The increase in a measurable parameter of a PHYSIOLOGICAL PROCESS, including cellular, microbial, and plant; immunological, cardiovascular, respiratory, reproductive, urinary, digestive, neural, musculoskeletal, ocular, and skin physiological processes; or METABOLIC PROCESS, including enzymatic and other pharmacological processes, by a drug or other chemical. Chemical Stimulation,Chemical Stimulations,Stimulations, Chemical
D015647 2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepine A selective D1 dopamine receptor agonist used primarily as a research tool. 1H-3-Benzazepine-7,8-diol, 2,3,4,5-tetrahydro-1-phenyl-,R-SK&F 38393,SK&F-38393,SKF 38393-A,SKF-38393,SKF38393,RSK&F 38393,SK&F 38393,SK&F38393,SKF 38393,SKF 38393 A,SKF 38393A

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