Results 31 to 40 of about 2,058,783 (273)

Prefrontal Activity Links Nonoverlapping Events in Memory [PDF]

open access: yes, 2013
The medial prefrontal cortex (mPFC) plays an important role in memory. By maintaining a working memory buffer, neurons in prelimbic (PL) mPFC may selectively contribute to learning associations between stimuli that are separated in time, as in trace fear
Diba, Kamran   +3 more
core   +2 more sources

Navigating new norms: a systematic review of factors for the development of effective digital tools in higher education

open access: yesFEBS Open Bio, EarlyView.
What factors make for an effective digital learning tool in Higher Education? This systematic review identifies elements of a digital tool that published examples reveal to be features of an engaging and impactful digital tool. A systematic literature search yielded 25 research papers for analysis.
Akmal Arzeman   +4 more
wiley   +1 more source

Contrasting roles for parvalbumin-expressing inhibitory neurons in two forms of adult visual cortical plasticity

open access: yeseLife, 2016
The roles played by cortical inhibitory neurons in experience-dependent plasticity are not well understood. Here we evaluate the participation of parvalbumin-expressing (PV+) GABAergic neurons in two forms of experience-dependent modification of primary ...
Eitan S Kaplan   +7 more
doaj   +1 more source

Working memory control dynamics follow principles of spatial computing

open access: yesNature Communications, 2023
It is unclear how cognitive computations are performed on sensory information. Here, neural evidence from working memory tasks suggests that the physical dimensions of cortical networks are used to update the status of sensory representations.
Mikael Lundqvist   +6 more
doaj   +1 more source

Do not forget: Full memory in memory-based learning of word pronunciation [PDF]

open access: yes, 1998
Memory-based learning, keeping full memory of learning material, appears a viable approach to learning NLP tasks, and is often superior in generalisation accuracy to eager learning approaches that abstract from learning material.
Bosch, Antal van den, Daelemans, Walter
core   +6 more sources

The Aging Blood: Cellular Origins, Circulating Drivers, and Therapeutic Potential

open access: yesAging and Cancer, EarlyView.
As a conduit linking all organs, the blood system both reflects and actively drives systemic aging. This review highlights how circulating pro‐aging and antiaging factors and age‐associated hematopoietic stem cell dysfunction contribute to immunosenescence and multi‐organ decline, positioning the hematopoietic system as a target for aging intervention.
Hanqing He, Jianwei Wang
wiley   +1 more source

Cerebellar implementation of movement sequences through feedback

open access: yeseLife, 2018
Most movements are not unitary, but are comprised of sequences. Although patients with cerebellar pathology display severe deficits in the execution and learning of sequences (Doyon et al., 1997; Shin and Ivry, 2003), most of our understanding of ...
Andrei Khilkevich   +3 more
doaj   +1 more source

Correction of amblyopia in cats and mice after the critical period

open access: yeseLife, 2021
Monocular deprivation early in development causes amblyopia, a severe visual impairment. Prognosis is poor if therapy is initiated after an early critical period.
Ming-fai Fong   +4 more
doaj   +1 more source

The effect of spatial learning on the number of astrocytes in rat dentate gyrus [PDF]

open access: yes, 2007
In this study, we evaluated the effect of spatial learning on the number of astrocytes in the rat dentate gyrus with Morris water maze. Fifteen male albino Wistar rats were divided into three groups as control, reference memory and working memory groups.
Hosseini, A.   +3 more
core  

Online Learning of a Memory for Learning Rates

open access: yes, 2018
The promise of learning to learn for robotics rests on the hope that by extracting some information about the learning process itself we can speed up subsequent similar learning tasks.
Kappler, Daniel   +2 more
core   +1 more source

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