Results 61 to 70 of about 391,417 (288)

Adaptive Sample-Size Unscented Particle Filter with Partitioned Sampling for Three-Dimensional High-Maneuvering Target Tracking

open access: yesApplied Sciences, 2019
High-maneuvering target tracking is a focused application area in radar positioning and military defense systems, especially in three-dimensional space.
Qi Deng, Gang Chen, Huaxiang Lu
doaj   +1 more source

Magnesium efflux from Drosophila Kenyon cells is critical for normal and diet-enhanced long-term memory

open access: yeseLife, 2020
Dietary magnesium (Mg2+) supplementation can enhance memory in young and aged rats. Memory-enhancing capacity was largely ascribed to increases in hippocampal synaptic density and elevated expression of the NR2B subunit of the NMDA-type glutamate ...
Yanying Wu   +5 more
doaj   +1 more source

Persistent olfactory learning deficits during and post-COVID-19 infection

open access: yesCurrent Research in Neurobiology, 2023
Quantifying olfactory impairments can facilitate early detection of Coronavirus disease 2019 (COVID-19). Despite being a debated topic, many reports provide evidence for the neurotropism of SARS-CoV-2.
Rajdeep Bhowmik   +7 more
doaj   +1 more source

Microglial dynamics and ferroptosis induction in human iPSC‐derived neuron–astrocyte–microglia tri‐cultures

open access: yesFEBS Open Bio, EarlyView.
A tri‐culture of iPSC‐derived neurons, astrocytes, and microglia treated with ferroptosis inducers as an Induced ferroptosis model was characterized by scRNA‐seq, cell survival, and cytokine release assays. This analysis revealed diverse microglial transcriptomic changes, indicating that the system captures key aspects of the complex cellular ...
Hongmei Lisa Li   +6 more
wiley   +1 more source

Encoding asymmetry within neural circuits

open access: yesNature Reviews Neuroscience, 2012
Genetic and environmental factors control morphological and functional differences between the two sides of the nervous system. Neural asymmetries are proposed to have important roles in circuit physiology, cognition and species-specific behaviours. We propose two fundamentally different mechanisms for encoding left-right asymmetry in neural circuits ...
Concha, Miguel L.   +2 more
openaire   +7 more sources

Oxytocin Modulation of Neural Circuits [PDF]

open access: yes, 2017
Oxytocin is a hypothalamic neuropeptide first recognized as a regulator of parturition and lactation which has recently gained attention for its ability to modulate social behaviors. In this chapter, we review several aspects of the oxytocinergic system, focusing on evidence for release of oxytocin and its receptor distribution in the cortex as the ...
Mariela, Mitre   +4 more
openaire   +2 more sources

Coexistence of state, choice, and sensory integration coding in barrel cortex LII/III

open access: yesNature Communications
During perceptually guided decisions, correlates of choice are found as upstream as in the primary sensory areas. However, how well these choice signals align with early sensory representations, a prerequisite for their interpretation as feedforward ...
Pierre-Marie Gardères   +5 more
doaj   +1 more source

Functional Connectivity Linked to Cognitive Recovery After Minor Stroke

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Patients with minor stroke exhibit slowed processing speed and generalized alterations in functional connectivity involving frontoparietal cortex (FPC). The pattern of connectivity evolves over time. In this study, we examine the relationship of functional connectivity patterns to cognitive performance, to determine ...
Vrishab Commuri   +7 more
wiley   +1 more source

Selective Manipulation of Neural Circuits [PDF]

open access: yesNeurotherapeutics, 2016
Unraveling the complex network of neural circuits that form the nervous system demands tools that can manipulate specific circuits. The recent evolution of genetic tools to target neural circuits allows an unprecedented precision in elucidating their function. Here we describe two general approaches for achieving circuit specificity. The first uses the
Hong Geun, Park, Jason B, Carmel
openaire   +2 more sources

A Circuit for Gradient Climbing in C. elegans Chemotaxis

open access: yesCell Reports, 2015
Animals have a remarkable ability to track dynamic sensory information. For example, the nematode Caenorhabditis elegans can locate a diacetyl odor source across a 100,000-fold concentration range.
Johannes Larsch   +5 more
doaj   +1 more source

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