Protocol to study the role of medial entorhinal cortex-basolateral amygdala circuit in context-induced retrieval of morphine withdrawal memory in mice

Summary: The medial entorhinal cortex (MEC) is crucial for context memory, yet its role in context-induced retrieval of morphine withdrawal memory remains to be investigated. Here, we present a protocol to evaluate the importance of projection neurons from the MEC to the basolateral amygdala (BLA) (...

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Main Authors: Yali Fu, Ting Ye, Ming Chen, Bin Lai, Ping Zheng
Format: Article
Language:English
Published: Elsevier 2025-03-01
Series:STAR Protocols
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Online Access:http://www.sciencedirect.com/science/article/pii/S266616672400707X
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author Yali Fu
Ting Ye
Ming Chen
Bin Lai
Ping Zheng
author_facet Yali Fu
Ting Ye
Ming Chen
Bin Lai
Ping Zheng
author_sort Yali Fu
collection DOAJ
description Summary: The medial entorhinal cortex (MEC) is crucial for context memory, yet its role in context-induced retrieval of morphine withdrawal memory remains to be investigated. Here, we present a protocol to evaluate the importance of projection neurons from the MEC to the basolateral amygdala (BLA) (MEC-BLA neurons) in mice during context-induced retrieval of morphine withdrawal memory using a conditioned place aversion (CPA) model. We describe steps for surgical procedure and behavioral experiments. Then, we detail procedures of immunofluorescence staining and image analysis.For complete details on the use and execution of this protocol, please refer to Fu et al.1 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.
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institution Kabale University
issn 2666-1667
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publishDate 2025-03-01
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series STAR Protocols
spelling doaj-art-9ca0640f2c014c64afce329da2218f042025-02-08T05:01:15ZengElsevierSTAR Protocols2666-16672025-03-0161103542Protocol to study the role of medial entorhinal cortex-basolateral amygdala circuit in context-induced retrieval of morphine withdrawal memory in miceYali Fu0Ting Ye1Ming Chen2Bin Lai3Ping Zheng4State Key Laboratory of Medical Neurobiology, Institutes of Brain Science, MOE Frontier Center for Brain Science, Department of Neurology of Zhongshan Hospital, Fudan University, Shanghai 200032, China; Eye Institute of Shandong First Medical University, State Key Laboratory Cultivation Base, Shandong Key Laboratory of Eye Diseases, School of Ophthalmology, Shandong First Medical University, Qingdao 266071, ChinaState Key Laboratory of Medical Neurobiology, Institutes of Brain Science, MOE Frontier Center for Brain Science, Department of Neurology of Zhongshan Hospital, Fudan University, Shanghai 200032, ChinaState Key Laboratory of Medical Neurobiology, Institutes of Brain Science, MOE Frontier Center for Brain Science, Department of Neurology of Zhongshan Hospital, Fudan University, Shanghai 200032, China; Corresponding authorState Key Laboratory of Medical Neurobiology, Institutes of Brain Science, MOE Frontier Center for Brain Science, Department of Neurology of Zhongshan Hospital, Fudan University, Shanghai 200032, China; Corresponding authorState Key Laboratory of Medical Neurobiology, Institutes of Brain Science, MOE Frontier Center for Brain Science, Department of Neurology of Zhongshan Hospital, Fudan University, Shanghai 200032, China; Medical College of China Three Gorges University, Yichang 443002, China; Corresponding authorSummary: The medial entorhinal cortex (MEC) is crucial for context memory, yet its role in context-induced retrieval of morphine withdrawal memory remains to be investigated. Here, we present a protocol to evaluate the importance of projection neurons from the MEC to the basolateral amygdala (BLA) (MEC-BLA neurons) in mice during context-induced retrieval of morphine withdrawal memory using a conditioned place aversion (CPA) model. We describe steps for surgical procedure and behavioral experiments. Then, we detail procedures of immunofluorescence staining and image analysis.For complete details on the use and execution of this protocol, please refer to Fu et al.1 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.http://www.sciencedirect.com/science/article/pii/S266616672400707XNeuroscienceCognitive NeuroscienceBehavior
spellingShingle Yali Fu
Ting Ye
Ming Chen
Bin Lai
Ping Zheng
Protocol to study the role of medial entorhinal cortex-basolateral amygdala circuit in context-induced retrieval of morphine withdrawal memory in mice
STAR Protocols
Neuroscience
Cognitive Neuroscience
Behavior
title Protocol to study the role of medial entorhinal cortex-basolateral amygdala circuit in context-induced retrieval of morphine withdrawal memory in mice
title_full Protocol to study the role of medial entorhinal cortex-basolateral amygdala circuit in context-induced retrieval of morphine withdrawal memory in mice
title_fullStr Protocol to study the role of medial entorhinal cortex-basolateral amygdala circuit in context-induced retrieval of morphine withdrawal memory in mice
title_full_unstemmed Protocol to study the role of medial entorhinal cortex-basolateral amygdala circuit in context-induced retrieval of morphine withdrawal memory in mice
title_short Protocol to study the role of medial entorhinal cortex-basolateral amygdala circuit in context-induced retrieval of morphine withdrawal memory in mice
title_sort protocol to study the role of medial entorhinal cortex basolateral amygdala circuit in context induced retrieval of morphine withdrawal memory in mice
topic Neuroscience
Cognitive Neuroscience
Behavior
url http://www.sciencedirect.com/science/article/pii/S266616672400707X
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