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Effects of repeated quetiapine treatment on conditioned avoidance responding in rats

文献类型:期刊论文

作者Gao, Jun1,2,3; Feng, Min3,4; Swalve, Natashia3; Davis, Collin3; Sui, Nan4; Li, Ming3
刊名EUROPEAN JOURNAL OF PHARMACOLOGY
出版日期2015-12-15
卷号769期号:0页码:154-161
关键词Quetiapine CS1 and CS2 Conditioned avoidance response Sensitization Tolerance
ISSN号0014-2999
英文摘要The present study characterized the behavioral mechanisms of avoidance-disruptive effect of quetiapine in the conditioned avoidance response test under two behavioral testing (2 warning signals vs. 1 warning signal) and two drug administration conditions (subcutaneous vs. intravenous). In Experiments 1 and 2, well-trained adult male Sprague-Dawley rats were tested under the subcutaneous (s.c.) quetiapine treatment (5.0, 15.0, 25.0, 50.0 mg/kg) for 7 days in a novel procedure consisting of two conditioned stimuli (CS) (white noise serving as C51 and pure tone as C52). Only the highest dose (50.0 mg/kg) produced a persistent suppression of the avoidance response without impairing the escape response. The magnitude of suppression of the C51 avoidance was similar to that of C52 avoidance. No significant group difference was found in the quetiapine (15.0 mg/kg, s.c.) challenge test, indicating a lack of a long-term quetiapine effect. In Experiment 3, well-trained rats were tested under the intravenous (i.v.) quetiapine treatment (3.0, 9.0, 15.0 mg/kg) for 5 days and challenged with quetiapine (6.0 mg/kg, i.v. followed by 9.0 mg/kg, s.c.). Only the white noise was used as the CS. Similar to what was being observed in Experiments 1 and 2, intravenously administered quetiapine dose-dependently suppressed avoidance responding during the drug test days, but did not alter drug sensitivity in the challenge days. Thus, quetiapine does not appear to show a preferential inhibition of the avoidance response to a less salient stimulus; and prior quetiapine treatment (s.c. and iv.) does not cause a sensitization or tolerance to quetiapine. (C) 2015 Elsevier B.V. All rights reserved.
WOS标题词Science & Technology ; Life Sciences & Biomedicine
类目[WOS]Pharmacology & Pharmacy
研究领域[WOS]Pharmacology & Pharmacy
关键词[WOS]DOPAMINE-D-2 RECEPTOR OCCUPANCY ; ANTIPSYCHOTIC-DRUGS ; BEHAVIORAL MECHANISMS ; MOTIVATIONAL SALIENCE ; CLOZAPINE TOLERANCE ; ANIMAL-MODELS ; TIME-COURSE ; SCHIZOPHRENIA ; SENSITIZATION ; OLANZAPINE
收录类别SCI
语种英语
WOS记录号WOS:000366137800019
源URL[http://ir.psych.ac.cn/handle/311026/15386]  
专题心理研究所_中国科学院心理健康重点实验室
作者单位1.Southwest Univ, Key Lab Cognit & Personal, Minist Educ, Chongqing, Peoples R China
2.Southwest Univ, Fac Psychol, Chongqing, Peoples R China
3.Univ Nebraska, Dept Psychol, Lincoln, NE 68588 USA
4.Chinese Acad Sci, Inst Psychol, Key Lab Mental Hlth, Beijing 100101, Peoples R China
推荐引用方式
GB/T 7714
Gao, Jun,Feng, Min,Swalve, Natashia,et al. Effects of repeated quetiapine treatment on conditioned avoidance responding in rats[J]. EUROPEAN JOURNAL OF PHARMACOLOGY,2015,769(0):154-161.
APA Gao, Jun,Feng, Min,Swalve, Natashia,Davis, Collin,Sui, Nan,&Li, Ming.(2015).Effects of repeated quetiapine treatment on conditioned avoidance responding in rats.EUROPEAN JOURNAL OF PHARMACOLOGY,769(0),154-161.
MLA Gao, Jun,et al."Effects of repeated quetiapine treatment on conditioned avoidance responding in rats".EUROPEAN JOURNAL OF PHARMACOLOGY 769.0(2015):154-161.

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来源:心理研究所

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