Using a miniature microscope inserted into the brains of the mice, Hen's team recorded the activity of hundreds of
cells in the hippocampus as the mice freely moved around their surroundings.
Using a miniature microscope inserted into the brains of the mice, the researchers recorded the activity of hundreds of
cells in the hippocampus as the mice freely moved around their surroundings.
Not exact matches
Close to the postrhinal - entorhinal border, entorhinal neurons had stable and discrete multipeaked place fields, predicting the rat's location
as accurately
as place
cells in the
hippocampus.
The neurons
in the
hippocampus that store spatial memories (such
as the location where you parked your car) are called place
cells.
While the regenerative capability of brain
cells,
in the
hippocampus — the part of the brain responsible for learning and memory — slows down
as part of the aging process, the Rutgers scientists determined that the process that occurred after a head injury was related to injury and not age.
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.
In the
hippocampus, activity patterns of nerve
cells associated with a particular experience, such
as running a maze, reoccur but at a faster pace on replay.
In the lab, they adapted the standard experimental technique for studying place cells: implanting electrodes directly into a rat's hippocampus and recording from them as the animal runs freely in a large box (see «A sense of place»
In the lab, they adapted the standard experimental technique for studying place
cells: implanting electrodes directly into a rat's
hippocampus and recording from them
as the animal runs freely
in a large box (see «A sense of place»
in a large box (see «A sense of place»).
«The amount of spermine
in the
cells of the
hippocampus was significantly reduced
in diseased animals
as compared to the healthy animals,» report the lead authors Dr. Michel Royeck and Dr. Thoralf Optiz from Dr. Beck's team.
They hypothesized that expressing NeuroD1 protein into the reactive glial
cells at the injury site might help to generate new neurons — just
as it does
in the
hippocampus.
«We also noticed an accumulation of debris of interneurons — the
cells that serve
as a connection between sensory and motor pathways for reflexes —
in the
hippocampus, which is responsible for memory storage.»
Buried deep underneath the folds of the cerebral cortex, neural stem
cells in the
hippocampus continue to generate new neurons, inciting a struggle between new and old
as the new attempts to gain a foothold
in memory - forming center of the brain.
We were amazed when we discovered that light activation of the gatekeeper
cells alters the flow of information
in the
hippocampus in the same way
as nicotine does», explains coauthor Richardson Leão.
The CBM now forms the core of the new Kavli Institute at Trondheim, which was inaugurated
in August 2007 and where research continues on grid
cells,
as well
as areas such
as understanding the role of the
hippocampus in shaping memory.
To determine the role of inflammatory response
in the pathophysiology of these diseases, glial
cell morphology and essential functions, such
as glutamate transport, ion recapture and modulation of neurotransmission will be evaluated following infusion of autoantibodies
in the
hippocampus.
As part of the study the team first used a form of optogenetics to establish that if gamma oscillations are increased, they will energize microglial cells in areas such as the hippocampu
As part of the study the team first used a form of optogenetics to establish that if gamma oscillations are increased, they will energize microglial
cells in areas such
as the hippocampu
as the
hippocampus.
In a recent study published in Cell Metabolism, Dr. Wrann and colleagues from the Harvard Medical School demonstrated that endurance exercise led to the up - regulation in the hippocampus of a muscle protein known as FNDC
In a recent study published
in Cell Metabolism, Dr. Wrann and colleagues from the Harvard Medical School demonstrated that endurance exercise led to the up - regulation in the hippocampus of a muscle protein known as FNDC
in Cell Metabolism, Dr. Wrann and colleagues from the Harvard Medical School demonstrated that endurance exercise led to the up - regulation
in the hippocampus of a muscle protein known as FNDC
in the
hippocampus of a muscle protein known
as FNDC5.
As its name implies, FTD is a fatal disease that destroys cells, or neurons, that comprise the frontal and temporal lobes of the brain — as opposed to Alzheimer's which mainly affects brain's memory centers in the hippocampu
As its name implies, FTD is a fatal disease that destroys
cells, or neurons, that comprise the frontal and temporal lobes of the brain —
as opposed to Alzheimer's which mainly affects brain's memory centers in the hippocampu
as opposed to Alzheimer's which mainly affects brain's memory centers
in the
hippocampus.
One of Frankland's own studies
in mice, for example, found that
as new brain
cells are formed
in the
hippocampus — a region of the brain associated with learning new things — those new connections overwrite old memories and make them harder to access.
The condition known
as hyper - cortisolemia can destroy
cells in the
hippocampus, amygdala, and cerebellum.
Other rodent experiments have showed increased neurogenesis
in brains of rats maintained on an alternate - day fasting diet,
as evident by increased number of newly generated neural
cells in the
hippocampus (21).
Studies show that nitric oxide signaling and the blood flow increases it stimulates play a central role
in nerve
cell maintenance, growth and repair.,, Most pertinent to anyone looking to enhance their aptitude for learning, nitric oxide - induced blood flow also makes forming new memories physically possible
as it plays a key role
in what neurologists call long - term potentiation, a process required for assembling and reinforcing new synaptic connections throughout the entire cerebral cortex, striatum, and
hippocampus.
Lobelia also acts
as an antidepressant by hindering
cell proliferation
in the
hippocampus and inducing dopamine release
in the brain.