Results 71 to 80 of about 4,930,687 (268)

The case for a relationship between human memory, hippocampus and corpus callosum [PDF]

open access: yes, 1995
Unilateral brain damage which includes the hippocampus leads to memory impairments consistent with hemispheric specialization on the same side. Damage to the corpus callosum, the major connecting pathway between the left and right hemispheres, also ...
Zaidel, Dahlia W.
core  

Morris Water Maze Learning in Two Rat Strains Increases the Expression of the Polysialylated Form of the Neural Cell Adhesion Molecule in the Dentate Gyrus But Has No Effect on Hippocampal Neurogenesis [PDF]

open access: yes, 2005
In the current study, the authors investigated whether Morris water maze learning induces alterations in hippocampal neurogenesis or neural cell adhesion molecule (NCAM) polysialylation in the dentate gyrus.
Borght, Karin van der,   +4 more
core   +3 more sources

Hippocampal sclerosis affects fMR-adaptation of lyrics and melodies in songs [PDF]

open access: yes, 2013
Songs constitute a natural combination of lyrics and melodies, but it is unclear whether and how these two song components are integrated during the emergence of a memory trace.
Alonso, Irene   +6 more
core   +4 more sources

Learning place cells, grid cells and invariances with excitatory and inhibitory plasticity

open access: yeseLife, 2018
Neurons in the hippocampus and adjacent brain areas show a large diversity in their tuning to location and head direction, and the underlying circuit mechanisms are not yet resolved.
Simon Nikolaus Weber, Henning Sprekeler
doaj   +1 more source

Synaptic plasticity and cognitive function are disrupted in the absence of Lrp4. [PDF]

open access: yes, 2014
Lrp4, the muscle receptor for neuronal Agrin, is expressed in the hippocampus and areas involved in cognition. The function of Lrp4 in the brain, however, is unknown, as Lrp4-/- mice fail to form neuromuscular synapses and die at birth.
Burden, Steven J   +2 more
core   +1 more source

Neuronal synapse formation induced by microglia and interleukin 10. [PDF]

open access: yesPLoS ONE, 2013
Recently, it was found that microglia regulated synaptic remodeling of the developing brain, but their mechanisms have not been well understood. In this study, the action of microglia on neuronal synapse formation was investigated, and the primary target
So-Hee Lim   +6 more
doaj   +1 more source

The hippocampus and cerebellum in adaptively timed learning, recognition, and movement [PDF]

open access: yes, 1995
The concepts of declarative memory and procedural memory have been used to distinguish two basic types of learning. A neural network model suggests how such memory processes work together as recognition learning, reinforcement learning, and sensory-motor
Grossberg, Stephen, Merrill, John W. L.
core   +1 more source

Large-scale network organization in the avian forebrain: a connectivity matrix and theoretical analysis [PDF]

open access: yes, 2013
Many species of birds, including pigeons, possess demonstrable cognitive capacities, and some are capable of cognitive feats matching those of apes.
Bingman, VP   +4 more
core   +3 more sources

Subregional Density of Neurons, Neurofibrillary Tangles and Amyloid Plaques in the Hippocampus of Patients With Alzheimer’s Disease

open access: yesFrontiers in Neuroanatomy, 2019
A variety of anatomical alterations have been reported in the hippocampal formation of patients with Alzheimer’s Disease (AD) and these alterations have been correlated with cognitive symptoms in the early stages of the disease. Major hallmarks in AD are
Diana Furcila   +8 more
doaj   +1 more source

Preliminary Evidence of Increased Hippocampal Myelin Content in Veterans with Posttraumatic Stress Disorder. [PDF]

open access: yes, 2015
Recent findings suggest the formation of myelin in the central nervous system by oligodendrocytes is a continuous process that can be modified with experience.
Chao, Linda L   +4 more
core   +1 more source

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