Sentences with phrase «new cells in the hippocampus»

Both the healthy mice and the mice without Narp had three times the number of new cells in the hippocampus after ECT than the mice that were given the sham procedure.

Not exact matches

«In animal studies, exercise has been shown to specifically affect the hippocampus, significantly increasing the growth of new neurons and cell survival, enhancing memory and learning, and increasing molecules that are involved in the plasticity of the brain,» Chaddock saiIn animal studies, exercise has been shown to specifically affect the hippocampus, significantly increasing the growth of new neurons and cell survival, enhancing memory and learning, and increasing molecules that are involved in the plasticity of the brain,» Chaddock saiin the plasticity of the brain,» Chaddock said.

Neural stem cells with the ability to form new neurons in the brain are normally present in the hippocampus (the part of the brain connected to learning and memory) and in the subventricular zone of the brain.

They discovered that the chemicals and radiation used to kill tumor cells damage the stem cell reservoir in the hippocampus and nearly halt the formation of new neurons in both children and adults.

In the hippocampus, a brain region vital for laying down new memories, «stem cells continue to add new circuit elements,» says Stanford University neuroscientist Theo D. Palmer, who helped Monje find out why brain fogginess can persist for years after cancer treatment has ended.

NEW ROLE A kind of brain cell called an astrocyte (shown) may help nerve cells in the hippocampus form traumatic memories, a study in rats suggests.

In a new study published in Science, the laboratory of Sebastian Jessberger, professor in the Brain Research Institute of the University of Zurich, has shown for the first time the process by which neural stem cells divide and newborn neurons integrate in the adult mouse hippocampuIn a new study published in Science, the laboratory of Sebastian Jessberger, professor in the Brain Research Institute of the University of Zurich, has shown for the first time the process by which neural stem cells divide and newborn neurons integrate in the adult mouse hippocampuin Science, the laboratory of Sebastian Jessberger, professor in the Brain Research Institute of the University of Zurich, has shown for the first time the process by which neural stem cells divide and newborn neurons integrate in the adult mouse hippocampuin the Brain Research Institute of the University of Zurich, has shown for the first time the process by which neural stem cells divide and newborn neurons integrate in the adult mouse hippocampuin the adult mouse hippocampus.

Previous studies have shown that the ability of adult mice to grow new nerve cells in the hippocampus can be influenced by genetic background, Gage says, suggesting that this ability may vary widely across species.

Young mice paired with old mice (left chart, two - toned) made fewer new cells in the brain's hippocampus than when paired with another young mouse (yellow).

«Many neurons — including those in the hippocampus — showed a sudden burst of activity shortly after eye movements in sleep, typically observed when these cells are «busy» processing new images.»

By examining the hippocampus — a portion of the brain associated with the process of learning — after the rats learned to associate a sound with a motor response, scientists found that the new brain cells injected with dye a few weeks earlier were still alive in those that had learned the task while the cells in those who had failed did not survive.

To see if Narp played a role in making these new cells in mice, the researchers injected a synthetic molecule, BrdU, to label and allow detection of newly created cells that would become neurons in the hippocampus.

«Now that we've found these cells in the hippocampus, it opens up new areas for exploring treatment ideas that we didn't know existed before,» says the study's lead author Jessica Jimenez, PhD, an MD / PhD student at Columbia University's Vagelos College of Physicians & Surgeons.

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.

The new study from Tonegawa's group builds on previous research demonstrating that episodic memories are physically represented in populations of cells in parts of the hippocampus.

The research team selectively overexpressed a transcription factor, Klf9, only in older neurons in mice, which eliminated more than one - fifth of their dendritic spines, increased the number of new neurons that integrated into the hippocampus circuitry by two-fold, and activated neural stem cells.

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.

The scientists implanted neural stem cells into the hippocampus, which is a brain region involved in making new memories and connecting them to emotions.

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.

«Now that we've found these cells in the hippocampus, it opens up new areas for exploring treatment ideas that we didn't know existed before,» said the study's lead author, Jessica Jimenez, an MD / PhD student at Columbia University's Vagelos College of Physicians & Surgeons.

«When we experience something new, cells in the hippocampus fire in a particular order.

«In our study, we found that removing Tet2 from the hippocampal stem cells that give birth to new neurons caused some cognitive impairment, but removing it from the whole hippocampus caused even more.

«Now that we've found these cells in the hippocampus, it opens up new areas for exploring treatment ideas that we didn't know existed before,» says lead author Jessica Jimenez of Columbia University.

The discovery of anxiety cells in the hippocampus of the brain could pave way for new drugs that can better address the most common mental illness in the United States.

Lab research has found that in aging rodents and non-human primates, the hippocampus loses its ability to churn out new cells.

In general, old and young brains were capable of making the same number of new neurons from more primitive «progenitor» cells in the hippocampuIn general, old and young brains were capable of making the same number of new neurons from more primitive «progenitor» cells in the hippocampuin the hippocampus.

The deletions specifically affected neural stem cells and the new neurons that they form 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.

Develops new nerve cells from the stem cells (blank cells) in the hippocampus, which is the part of the brain related to memory and learning.

Sleep deprivation can increase levels of corticosterone (a stress hormone), resulting in fewer new brain cells being created in your hippocampus

And that's a problem because neurotrophins prompt the growth of new brain cells in the hippocampus, a part of the brain that's key for memory, explains Jacka.

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.

In fact, research suggests aerobic exercise boosts the release of growth factors in the brain that spurs the development of new nerve cell connections, especially in an area of the brain called the hippocampuIn fact, research suggests aerobic exercise boosts the release of growth factors in the brain that spurs the development of new nerve cell connections, especially in an area of the brain called the hippocampuin the brain that spurs the development of new nerve cell connections, especially in an area of the brain called the hippocampuin an area of the brain called the hippocampus.

Cortisol overproduction has been shown to shrink nerve cells in the hippocampus and stop the formation of new hippocampus neurons, which can cause aging and memory problems.

For his thesis, Rose posited, based on animal studies and slides of the human brain, that between ages 5 and 7, when children in most cultures start schooling, new cells are being developed in the hippocampus.