Results 1 to 10 of about 50,736 (309)

Fear conditioning in invertebrates

open access: yesFrontiers in Behavioral Neuroscience, 2022
Learning to identify and predict threats is a basic skill that allows animals to avoid harm. Studies in invertebrates like Aplysia californica, Drosophila melanogaster, and Caenorhabditis elegans have revealed that the basic mechanisms of learning and ...
Amy K. Pribadi   +3 more
doaj   +3 more sources

Contextual Fear Conditioning Alter Microglia Number and Morphology in the Rat Dorsal Hippocampus

open access: yesFrontiers in Cellular Neuroscience, 2019
Contextual fear conditioning is a Pavlovian conditioning paradigm capable of rapidly creating fear memories to contexts, such as rooms or chambers.
Nicholas Chaaya   +19 more
doaj   +2 more sources

Double dissociation of amygdala and hippocampal contributions to trace and delay fear conditioning. [PDF]

open access: yesPLoS ONE, 2011
A key finding in studies of the neurobiology of learning memory is that the amygdala is critically involved in Pavlovian fear conditioning. This is well established in delay-cued and contextual fear conditioning; however, surprisingly little is known of ...
Jonathan D Raybuck, K Matthew Lattal
doaj   +3 more sources

Contextual fear conditioning leads to hypo-innervation of the left ventricular myocardium in female but not male C57BL/6J mice [PDF]

open access: yesIBRO Neuroscience Reports
Objective: Contextual fear conditioning is an effective way of inducing and modelling anxiety-like states in rodents like mice. We examined the sex-dependent effects of contextual fear conditioning on the autonomic innervation of the left ventricular ...
Luca M. Lautenschläger   +5 more
doaj   +2 more sources

Contextual Fear Conditioning in Zebrafish [PDF]

open access: yesLearning & Memory, 2016
Abstract Zebrafish are a genetically tractable vertebrate that hold considerable promise for elucidating the molecular basis of behavior. Although numerous recent advances have been made in the ability to precisely manipulate the zebrafish genome, much less is known about many aspects learning and memory in adult fish.
Kenney, Justin W.   +3 more
openaire   +3 more sources

Fear Conditioning Assay in Mouse

open access: yesBio-Protocol, 2013
The study of fear memory is important for understanding various anxiety disorders in which patients experience persistent recollections of traumatic events.
Melissa Wang, Isabel Muzzio
doaj   +2 more sources

Serotonergic Modulation of Conditioned Fear [PDF]

open access: yesScientifica, 2012
Conditioned fear plays a key role in anxiety disorders as well as depression and other neuropsychiatric conditions. Understanding how neuromodulators drive the associated learning and memory processes, including memory consolidation, retrieval/expression,
Judith R. Homberg
doaj   +3 more sources

Contextual and auditory fear conditioning continue to emerge during the periweaning period in rats. [PDF]

open access: yesPLoS ONE, 2014
Anxiety disorders often emerge during childhood. Rodent models using classical fear conditioning have shown that different types of fear depend upon different neural structures and may emerge at different stages of development. For example, some work has
Michael A Burman   +3 more
doaj   +1 more source

Synaptic and intrinsic plasticity within overlapping lateral amygdala ensembles following fear conditioning

open access: yesFrontiers in Cellular Neuroscience, 2023
IntroductionNew learning results in modulation of intrinsic plasticity in the underlying brain regions. Such changes in intrinsic plasticity can influence allocation and encoding of future memories such that new memories encoded during the period of ...
Megha Sehgal   +3 more
doaj   +1 more source

Longitudinal recordings of single units in the basal amygdala during fear conditioning and extinction

open access: yesScientific Reports, 2021
The balance between activities of fear neurons and extinction neurons in the basolateral nucleus of the basal amygdala (BAL) has been hypothesized to encode fear states after extinction.
Junghwa Lee, Bobae An, Sukwoo Choi
doaj   +1 more source

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