The Morris water maze is a valuable tool to study learning and
memory in rodents.
Here, we examined the extent to which performance in the Morris water maze — the most frequently used behavioral assay of spatial learning and
memory in rodents — translates to humans.
Also, an amelioration of the pathogenic processes was demonstrated in the hippocampus, which is the site of
memory in rodents.
In recent years, neuroscientists have devised several ways to erase
memories in rodents.
Not exact matches
«The findings are encouraging because they are consistent with
rodent literature that pinpoints exactly the parts of the brain that play a role
in stress - induced
memory benefits caused by exercise.»
DHA supplementation
in rodents and nonhuman primates leads to increased brain DHA concentrations and enhanced performance on a wide variety of learning,
memory, and problem - solving tasks (19 — 21).
In other studies, Sonntag's group has shown that infusing IGF - 1 into the brain improves memory and learning in elderly rodent
In other studies, Sonntag's group has shown that infusing IGF - 1 into the brain improves
memory and learning
in elderly rodent
in elderly
rodents.
Adult mice and other
rodents sprout new nerve cells
in memory - related parts of their brains.
In spring a band of brainy
rodents made headlines for zipping through mazes and mastering
memory tricks.
A potential bridge is a process called long - term potentiation (LTP), a type of synaptic strengthening that has been scrutinized
in slices of
rodent hippocampus and is widely considered a likely physiological basis for
memory.
Many of the same molecules have been implicated
in both declarative and nondeclarative
memory and
in species as varied as sea slugs, fruit flies, and
rodents, suggesting that the molecular machinery for
memory has been widely conserved.
Elderly
rodents that received human umbilical cord blood improved significantly
in memory tests
Using
rodent models of opiate addiction, Dr. Laviolette's research has shown that opiates affect pathways of associative
memory formation
in multiple ways, both at the level of anatomy (connections between neurons) and at the molecular levels (how molecules inside the brain affect these connections).
«Alzheimer's drug repairs brain damage after alcohol binges
in rodents: Drug appears to reverse structural and genetic brain changes that affect
memory, learning.»
In previous studies on rodents, postdoctoral scholar Clemenson and others showed that exploring the environment resulted in the growth of new neurons that became entrenched in the hippocampus» memory circuit and increased neuronal signaling network
In previous studies on
rodents, postdoctoral scholar Clemenson and others showed that exploring the environment resulted
in the growth of new neurons that became entrenched in the hippocampus» memory circuit and increased neuronal signaling network
in the growth of new neurons that became entrenched
in the hippocampus» memory circuit and increased neuronal signaling network
in the hippocampus»
memory circuit and increased neuronal signaling networks.
Although the precise role of neurogenesis
in memory is still controversial, more than a decade of research has demonstrated that boosting neurogenesis with exercise and antidepressants such as Prozac can increase
rodents» ability to learn new information about places and events.
But a compound previously used to enhance
memory in mice may offer hope:
Rodents who took it up to a month after a concussion had
memory capabilities similar to those that had never been injured.
Using a
rodent model of opiate addiction, Laviolette's team found that the process of opiate addiction and withdrawal triggered a switch between two molecular pathways
in the amygdala controlling how opiate addiction
memories were formed.
As the mice developed, Verma's team found that the
rodents» brains were only a third of their normal size, with particularly striking reductions
in brain areas involved
in learning and
memory.
To test the long - term spatial
memory of mice, the scientists trained the
rodents to spot a new object placed
in a controlled environment where two objects of similar shape and volume stand.
«Our findings with
rodents suggest that that it may be possible to reduce or even prevent learning and
memory impairments through a derivative of the same chemical compound found
in beer,» he said.
In two new studies, researchers have found a way to stimulate the brains of
rodents to activate a specific
memory trace.
It was one of the most mind - bending scientific reports
in 2014: Injecting old mice with the plasma portion of blood from young mice seemed to improve the elderly
rodents»
memory and ability to learn.
To Mayford, this suggests that when the mice got the drug
in the first round of the experiment, it caused a bland
memory to be muddled with a bad one, thereby hampering the
rodents» ability to learn.
However, stimulation of targets
in the lateral hypothalamus
in rodents during learning resulted
in improved performance on tests of subsequent
memory.11
The theta rhythm (3 to 8 Hz) is a large EEG potential recorded from the hippocampus
in rodents and humans29, 37 and is thought to aid formation of memories.37 It has been suggested that resetting of the phase of the theta rhythm improves memory performance by allowing the best possible encoding of novel stimuli.38 Stimulation of the perforant pathway in rodents induces resetting of the theta phase and produces favorable conditions for long - term potentiation.9, 39 In four subjects in our study who had contacts implanted in the entorhinal region and ipsilateral hippocampus, we observed theta - phase resetting in the hippocampus during stimulation of the entorhinal regio
in rodents and humans29, 37 and is thought to aid formation of
memories.37 It has been suggested that resetting of the phase of the theta rhythm improves
memory performance by allowing the best possible encoding of novel stimuli.38 Stimulation of the perforant pathway
in rodents induces resetting of the theta phase and produces favorable conditions for long - term potentiation.9, 39 In four subjects in our study who had contacts implanted in the entorhinal region and ipsilateral hippocampus, we observed theta - phase resetting in the hippocampus during stimulation of the entorhinal regio
in rodents induces resetting of the theta phase and produces favorable conditions for long - term potentiation.9, 39
In four subjects in our study who had contacts implanted in the entorhinal region and ipsilateral hippocampus, we observed theta - phase resetting in the hippocampus during stimulation of the entorhinal regio
In four subjects
in our study who had contacts implanted in the entorhinal region and ipsilateral hippocampus, we observed theta - phase resetting in the hippocampus during stimulation of the entorhinal regio
in our study who had contacts implanted
in the entorhinal region and ipsilateral hippocampus, we observed theta - phase resetting in the hippocampus during stimulation of the entorhinal regio
in the entorhinal region and ipsilateral hippocampus, we observed theta - phase resetting
in the hippocampus during stimulation of the entorhinal regio
in the hippocampus during stimulation of the entorhinal region.
«Much of extinction training — the process of learning that a fearful cue is no longer fearful —
in adult
rodents closely parallels aspects of exposure - based psychotherapy for humans, where an exposure to a stimulus that was associated with trauma shares many aspects of the initial traumatic
memories.»
Theta rhythms are very strong
in rodent hippocampi and entorhinal cortex during learning and
memory retrieval, and are believed to be vital to the induction of long - term potentiation, a potential cellular mechanism of learning and
memory.
Based upon activity
in multiple CNS toxicity assays, we identified an exceptionally potent, orally active, neurotrophic molecule called J147 that facilitates
memory in normal
rodents, and prevents the loss of synaptic proteins and cognitive decline when administered to three - month - old APP / swePS1ΔE9 mice for seven months [7].
Walter's team has also found that the unfolded protein response influences
memory consolidation
in rodents, suggesting a role
in human cognitive impairment.
Scopolamine - induced
memory impairment
in rodents is a well established model of
memory dysfunction based upon acetylcholine metabolism [90].
Male
rodents given access to a running wheel early
in life show increased neural activity and improved
memory as adults.
Researchers have known for some time that exercise produces these chemicals
in rodents, and that more exercise leads to a larger hippocampus — a brain region important for
memory.
Changes
in the time it takes the
rodent to find the platform
in a series of successive trials can be used as a measure of spatial learning and
memory.
The researchers can rewrite bad
memories with precision
in mice, such as by switching a
memory about the aforementioned yucky - tasting (to
rodents) quinine water with a good
memory of interacting with a desired member of the opposite sex.
In other research a rodent model of TBI was used to show that CNB - 001 significantly reversed the behavioural deficits in both locomotion and memory that come with the brain injur
In other research a
rodent model of TBI was used to show that CNB - 001 significantly reversed the behavioural deficits
in both locomotion and memory that come with the brain injur
in both locomotion and
memory that come with the brain injury.
Drugs that block these receptors have been shown to block the formation of fearful
memories and to reduce the anxiety associated with alcohol withdrawal
in rodents.»
Almost all of the humour otherwise involves the pigeons flying into objects and one another and the smelly fat one (Ricky Gervais) burping and flatulating, while a late appearance by a pair of
rodent French freedom fighters uncomfortably pings off the parents
in the audience's cobwebbed
memories of The Rescuers.