Results 31 to 40 of about 94,485 (200)

Co-exposure to low-dose lead, cadmium, and mercury promotes memory deficits in rats: Insights from the dynamics of dendritic spine pruning in brain development

open access: yesEcotoxicology and Environmental Safety, 2023
Lead (Pb), cadmium (Cd), and mercury (Hg) are environmentally toxic heavy metals that can be simultaneously detected at low levels in the blood of the general population. Although our previous studies have demonstrated neurodevelopmental toxicity upon co-
Fankun Zhou   +17 more
doaj   +1 more source

Putative cell adhesion membrane protein Vstm5 regulates neuronal morphology and migration in the central nervous system [PDF]

open access: yes, 2016
During brain development, dynamic changes in neuronal membranes perform critical roles in neuronal morphogenesis and migration to create functional neural circuits.
Ko, Kwang Woo   +5 more
core   +2 more sources

A genetic labeling system to study dendritic spine development in zebrafish models of neurodevelopmental disorders

open access: yesDisease Models & Mechanisms, 2022
Dendritic spines are the principal site of excitatory synapse formation in the human brain. Several neurodevelopmental disorders cause spines to develop abnormally, resulting in altered spine number and morphology.
Elisabeth C. DeMarco   +2 more
doaj   +1 more source

Travelling waves in a model of quasi-active dendrites with active spines [PDF]

open access: yes, 2010
Dendrites, the major components of neurons, have many different types of branching structures and are involved in receiving and integrating thousands of synaptic inputs from other neurons.
Abbott   +40 more
core   +1 more source

Dendritic spine pathology in schizophrenia [PDF]

open access: yesNeuroscience, 2013
Schizophrenia is a neurodevelopmental disorder whose clinical features include impairments in perception, cognition and motivation. These impairments reflect alterations in neuronal circuitry within and across multiple brain regions that are due, at least in part, to deficits in dendritic spines, the site of most excitatory synaptic connections ...
J R, Glausier, D A, Lewis
openaire   +2 more sources

Hippocampal CA1 Pyramidal Neurons of Mecp2 Mutant Mice Show a Dendritic Spine Phenotype Only in the Presymptomatic Stage

open access: yesNeural Plasticity, 2012
Alterations in dendritic spines have been documented in numerous neurodevelopmental disorders, including Rett Syndrome (RTT). RTT, an X chromosome-linked disorder associated with mutations in MECP2, is the leading cause of ...
Christopher A. Chapleau   +5 more
doaj   +1 more source

The role of dendritic spines in epileptogenesis

open access: yesFrontiers in Cellular Neuroscience, 2023
Epilepsy is a chronic central nervous system (CNS) disease associated with high morbidity. To date, there is no known disease-modifying therapy for epilepsy.
Gary Jean   +4 more
doaj   +1 more source

A Dynamin-3 Spliced Variant Modulates the Actin/Cortactin-Dependent Morphogenesis of Dendritic Spines [PDF]

open access: yes, 2005
Immature dendrites extend many actin-rich filopodial structures that can be replaced by synapse-containing dendritic spines as the neuron matures. The large GTPase dynamin-3 (Dyn3) is a component of the postsynapse in hippocampal neurons but its function
Chen, Jing   +3 more
core   +2 more sources

Lipid dynamics at dendritic spines [PDF]

open access: yesFrontiers in Neuroanatomy, 2014
Dynamic changes in the structure and composition of the membrane protrusions forming dendritic spines underlie memory and learning processes. In recent years a great effort has been made to characterize in detail the protein machinery that controls spine plasticity.
Dotti, Carlos Gerardo   +2 more
openaire   +4 more sources

Low-intensity transcranial ultrasound stimulation improves memory in vascular dementia by enhancing neuronal activity and promoting spine formation

open access: yesNeuroImage
Memory is closely associated with neuronal activity and dendritic spine formation. Low-intensity transcranial ultrasound stimulation (TUS) improves the memory of individuals with vascular dementia (VD).
Jiamin Pei   +5 more
doaj   +1 more source

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