Results 111 to 120 of about 57,909 (296)

Valence-Driven Cognitive Flexibility: Neurochemical and Circuit-Level Insights from Animal Models and Their Relevance to Schizophrenia

open access: yesBiomolecules
Cognitive flexibility, the ability to adapt behavior to changing environmental demands, is a core deficit in schizophrenia (SZ), that predicts disease progression. This review synthesizes findings on the neural substates of cognitive flexibility by using
Kfir Asraf, Inna Gaisler-Salomon
doaj   +1 more source

Impaired Reversal Learning in APPPS1-21 Mice in the Touchscreen Visual Discrimination Task

open access: yesFrontiers in Behavioral Neuroscience, 2019
Preclinical-clinical translation of cognitive functions has been difficult in Alzheimer’s disease (AD) research but is crucial to the (predictive) validity of AD animal models.
Lore Van den Broeck   +3 more
doaj   +1 more source

Is an Apple an Orange? A Large Language Model Benchmark for Candidate Term Extraction and Subclass Decisions Against Upper Ontologies in Engineering and Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Building machine‐readable vocabularies for materials science is slow, expert‐driven work. This study benchmarks 13 large language models on two of its first steps: finding candidate terms in engineering articles and deciding where they belong in a class hierarchy.
Thomas Bjarsch   +3 more
wiley   +1 more source

Activity patterns of serotonin neurons underlying cognitive flexibility

open access: yeseLife, 2017
Serotonin is implicated in mood and affective disorders. However, growing evidence suggests that a core endogenous role is to promote flexible adaptation to changes in the causal structure of the environment, through behavioral inhibition and enhanced ...
Sara Matias   +3 more
doaj   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Accumbal Adenosine A2A Receptors Enhance Cognitive Flexibility by Facilitating Strategy Shifting

open access: yesFrontiers in Cellular Neuroscience, 2019
The deficits of cognitive flexibility (including attentional set-shifting and reversal learning) concomitant with dysfunction of the striatum are observed in several neuropsychiatric disorders.
Jianhong Zhou   +18 more
doaj   +1 more source

Recycling of NiTi Shape Memory Alloys: Fundamental and Technological Aspects of a Vacuum Induction Melting Processing Route

open access: yesAdvanced Engineering Materials, EarlyView.
The present study investigates recycling of NiTi shape memory alloys via vacuum induction melting. An ingot was synthesized from elemental Ni and Ti and subjected to three subsequent remelting cycles. Remelting increases process durations and impurity levels and adversely affects microstructures and functional properties.
Sakia Sophia Noorzayee   +7 more
wiley   +1 more source

Brief social isolation in early adolescence affects reversal learning and forebrain BDNF expression in adult rats [PDF]

open access: yes, 2011
Isolation rearing produces significant behavioral and neurochemical dysregulations in rodents. However, few studies have examined the effects of short-term isolation rearing during puberty compared to chronic social isolation from weaning to adulthood ...
Wang, Weiwen   +5 more
core  

Modeling Dislocation Cutting of γ′ Precipitates in Ni‐Base Superalloys: Linking Atomistic and Dislocation Dynamics Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
Dislocation cutting of γ′ precipitates in Ni‐based superalloys is investigated by linking atomistic simulations with discrete dislocation dynamics. The critical cutting stress is shown to be governed by the antiphase boundary energy, while line tension effects promote edge‐preferred cutting.
Frédéric Houllé   +9 more
wiley   +1 more source

Contingency Reversal in Conditioned Fear Learning: The Moderated Mediation Model of Intolerance of Uncertainty and Instruction [PDF]

open access: yes
Yu Gao,1 Min Fan,1 Yu Li,1 Shaochen Zhao,2 Wei Chen,1 Donghuan Zhang,1 Xifu Zheng1,3 1School of Psychology, South China Normal University, Guangzhou, 510663, People’s Republic of China; 2Guangdong-Hongkong-Macao Policing Model Innovation Research Center,
Li Y   +6 more
core  

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