Neonatal isolation stress alters bidirectional long - term
synaptic plasticity in amygdalo - hippocampal synapses in freely behaving adult rats
BDNF is vital for cognitive performance in the short - term and for promoting
synaptic plasticity in the long - term.
«We found that nicotine and cocaine employ similar mechanisms to induce
synaptic plasticity in dopamine neurons in VTA,» Mao said.
Researchers have for the first time observed direct evidence of
synaptic plasticity in fruit flies while they learn...
Mao discovered that nicotine - induced
synaptic plasticity in the VTA is dependent upon one of the drug's usual targets, a receptor for the neurotransmitter acetylcholine located on the dopamine neurons.
RGS14 is a natural suppressor of
both synaptic plasticity in CA2 neurons and hippocampal - based learning and memory.
Objective: To understand the dynamics and functional roles of
synaptic plasticity in mnemonic phenomena to shed new light on the cellular bases of learning.
Water maze learning and hippocampal
synaptic plasticity in streptozotocin - diabetic rats: effects of insulin treatment.
Distinct role of long 3» UTR BDNF mRNA in spine morphology and
synaptic plasticity in hippocampal neurons.
Place learning and hippocampal
synaptic plasticity in streptozotocin - induced diabetic rats.
Drug - evoked
synaptic plasticity in addiction: from molecular changes to circuit remodeling.
He is one of the world's leading researchers on
synaptic plasticity in the brain and has pioneered new optical methods of observing the structural changes in the living brain as it adapts to its environment.
Endocannabinoids differentially modulate
synaptic plasticity in rat hippocampal CA1 pyramidal neurons.
Detailed biochemical and sophisticated imaging experiments are employed to delineate the molecular signaling cascades that couple receptors to the translational apparatus during long - lasting
synaptic plasticity in the hippocampus, amygdala, cortex, and striatum, and whether these types of translational control are required for memory formation, social behaviors, and behavioral flexibility.
«Our approach to use a combination treatment of DHCA and Mal - gluc to simultaneously inhibit peripheral inflammation and modulate
synaptic plasticity in the brain works synergistically to optimize resilience against chronic stress - induced depression - like phenotypes,» said Dr. Pasinetti.
«Our research shows that combination treatment with the two compounds can promote resilience against stress - mediated depression - like phenotypes by modulating systemic inflammatory responses and brain
synaptic plasticity in a mouse model of depression,» says Jun Wang, PhD, Associate Professor of the Department of Neurology and first author on the paper.
«My lab works on the neural bases of learning and memory,» says Pozzo - Miller, «so we decided to test if LM22A - 4 was able to improve spatial discrimination deficits by enhancing
synaptic plasticity in the hippocampus, the brain region responsible for spatial learning and memory.»
Mice in booze camp In the new study, performed on adolescent male mice, ethanol alcohol exposure seemed to enhance
synaptic plasticity in the ventral tegmental area (VTA), a part of the brain that plays a critical role in the reward pathway.
Modulation of an NCAM - related adhesion molecule with long - term
synaptic plasticity in Aplysia
Using data gathered from the sessions, Grassi's team discovered increased
synaptic plasticity in the hippocampus, a region of the brain critical to memory processing and storage.
Not exact matches
Synaptic plasticity, the ability of neurons to alter the strength of their synaptic connections with activity and experience, is thought to play a critical role in memory
Synaptic plasticity, the ability of neurons to alter the strength of their
synaptic connections with activity and experience, is thought to play a critical role in memory
synaptic connections with activity and experience, is thought to play a critical role
in memory storage.
Current projects include modeling the biophysical mechanisms underlying
synaptic plasticity and learning
in dendritic trees, the dynamics of neuronal networks
in the outer plexiform layer of the retina, and modeling the integration of multiple
synaptic inputs
in muscle fiber.
This finding is
in accordance with earlier animal model studies, which have shown that physical activity increases the amount of growth factors
in the brain and improves
synaptic plasticity.
They used a somewhat bizarre technique
in which two mice were sutured together
in such as way that they shared a circulatory system (known as parabiosis), and found old mice joined to their youthful counterparts showed changes
in gene activity
in a brain region called the hippocampus as well as increased neural connections and enhanced «
synaptic plasticity» — a mechanism believed to underlie learning and memory
in which the strength of neural connections change
in response to experience.
Dr. Stuart Hameroff, lead author on the new TUS study, said: «This suggests TUS may stimulate natural megahertz resonances
in brain microtubules, enhancing not only mood and conscious mental states, but perhaps also microtubule functions
in synaptic plasticity, nerve growth and repair.
A study based on the research, «Habituation based
synaptic plasticity and organismic learning
in a quantum perovskite,» appeared
in the August 14 online issue of Nature Communications.
Damage
in the glutamate pathway, which regulates
synaptic plasticity, has been linked to disturbances
in goal - directed behavior and habit formation.
Differences and details A 2005 study of ethanol exposure
in mice did not find enhancement of
synaptic plasticity.
In fact, compared with ethanol, which enhances
synaptic plasticity only after long - term use, «stress can do the same job more rapidly,» Morikawa says.
In this study, the authors were able to show that TGF β1 triggers N - methyl - D - aspartate receptor (NMDA), a molecule controlling memory formation and maintenance through
synaptic plasticity.
For instance, every time we learn something, the new information is transformed into memory through
synaptic plasticity, a process
in which synapses are strengthened and become more responsive to different stimuli or environmental cues.
This opposing regulation of
synaptic plasticity supports optimal information processing and storage and highlights the unique role this region plays
in learning processes and memory formation.
Moser demonstrated a number of changes
in the strength of connections between nerve cells — a phenomenon called
synaptic plasticity —
in the hippocampus as rats stored information
in their long - term memory.
Previous studies have shown for different brain regions that the metabotropic glutamate receptor 5 (mGlu5 receptor) plays a crucial role
in this long - term form of
synaptic plasticity.
«Based on these findings, it was particularly interesting to find out if and to what extent the mGlu5 receptor affects
synaptic plasticity and, consequently, memory formation
in the CA3 region,» explains Hagena.
In this publication, under the title of «Membrane - Derived Phospholipids Control Synaptic Neurotransmission and Plasticity», the Cadiz scientists have reflected the work of years that has led them to identify a molecule, Lysophosphatidic acid (LPA), as a possible element implicated in the link between the metabolic state of an organism and its cerebral functio
In this publication, under the title of «Membrane - Derived Phospholipids Control
Synaptic Neurotransmission and
Plasticity», the Cadiz scientists have reflected the work of years that has led them to identify a molecule, Lysophosphatidic acid (LPA), as a possible element implicated
in the link between the metabolic state of an organism and its cerebral functio
in the link between the metabolic state of an organism and its cerebral function.
Markram was one of the first to investigate the sequential version of Hebb's rule
in a systematic way, by varying the time delay between the spiking of the two neurons when inducing
synaptic plasticity.
This phenomenon, known as
synaptic plasticity, was demonstrated by the researchers
in their own device.
Rather, DA plays complementary roles
in these two types of MSN to ensure that
synaptic plasticity is bidirectional and Hebbian.
Maternal alcohol consumption prior to and during pregnancy significantly affects cognitive functions
in offspring, which may be related to changes
in cyclin - dependent kinase 5 because it is associated with modulation of
synaptic plasticity and impaired learning and memory.
Because these receptors are restricted to two distinct MSN populations, this postulate demands that
synaptic plasticity be unidirectional
in each cell type.
«It's predominant
in the striatum and specifically affects
synaptic plasticity induced by dopamine signaling.
«Our results suggest that the location of the translational hotspot is a regulator of the simultaneous translation of multiple messenger RNAs
in nerve cell dendrites and therefore
synaptic plasticity,» says Sul.
This is the crucial chicken - or - egg puzzle of
synaptic plasticity that a team led by Anthony Holtmaat, professor
in the Department of Basic Neurosciences
in the Faculty of Medicine at UNIGE, is aiming to solve.
Moreover,
in conjunction with these results, they found decreased protein synthesis, known to be required for long - term potentiation — a form of long - lasting
synaptic plasticity — and for long - term memory.
NMDA receptors are known to be involved
in weakening or strengthening synapses
in neural connections, changes that are called
synaptic plasticity, and
in memory formation.
Since morphology changes of synapses underlie
synaptic plasticity and our learning and memory, this will provide us with many new insights into mechanisms of how neurons store information
in their morphology, how it changes
synaptic strength and ultimately how it creates new memory.
Mal - gluc modulates histone acetylation of the Rac1 gene and allows transcription activators to access the DNA for increased transcription
in the brain, which influences the expression of genes responsible for
synaptic plasticity.
Specifically, researchers found that DHCA and Mal - gluc can promote resilience
in mouse models of depression by modulating inflammation and
synaptic plasticity, respectively.
A Gain - of - Function Mutation
in the α9 Nicotinic Acetylcholine Receptor Alters Medial Olivocochlear Efferent Short - Term
Synaptic Plasticity