Brain researchers call these brain states «executive operating systems» or «intrinsic motivational circuits.»
Not exact matches
The
researchers used something
called Transcranial Direct Current Stimulation (tDCS) to stimulate an area of the
brain associated with creativity while they asked study subjects to complete tests of verbal creativity, such as coming up with as many associations between a set of words as possible.
And some studies suggest they're right: In a paper
called «Environmental Disorder Leads to Self - Regulatory Failure,» a pair of
researchers from UBC and Cheung Kong Graduate School of Business found that «being surrounded by chaos ultimately impairs the ability to perform tasks requiring «
brain» power.»
In one paper from last year, published in the journal Proceedings of the National Academy of Sciences,
researchers identified the area of the
brain that processes this information about personal identities, which is
called the anterior temporal lobe.
However, when the
researchers damaged a more central
brain region
called the limbic system, which is the source of emotions and pleasure (among other things), the hamsters» maternal behaviors — like nest - building, picking up pups, and nursing — never developed.
Society isn't happy with single moms; according to a 2011 Pew Research Center study, nearly seven out of 10 said the trend toward single mothers was bad for society (although writer Tracy Mayor in
Brain, Child magazine
calls out the actual question asked by Pew
researchers — how people felt about «more single women deciding to have children without a male partner to help raise them,» not whether they think single mothers per se are bad for society.
In a 2012 study, [8]
researchers at the University of Rochester Medical Center (URMC) measured before - and - after data from the
brains of a group of nine high school football and hockey players using an advanced form of imaging similar to an MRI
called diffusion tensor imaging (DTI).
Researchers call it «parentese,» and it's an excellent way to help a baby's
brain learn language because each vowel sounds more distinct.
Harvard
researchers Michael Commons and Patrice Miller say that when children are left to cry for long intervals, their little
brains are flooded with a harmful hormone
called cortisol.
The
researchers then found that these same genes carry an additional risk for a phenomenon
called spreading depolarization, a slowly - progressing, temporary electrical blackout of a region in the
brain.
In the direct reprogramming, the
researchers exposed the adult skin cells to a specific mix of signaling molecules the scientists» past research had found would convert healthy skin cells directly into a type of
brain cell
called medium spiny neurons, without intermediate steps along the way.
When the
researchers gave the mice a drug
called lamotrigine, often prescribed for bipolar disorder, the animals»
brain activity mimicked that of their resilient counterparts: The neurons in the already hyperactive VTA started firing even more intensely, followed by a lull and abatement of depression symptoms.
Compared with postmortem
brain tissue taken from healthy people and those with Alzheimer's, tissue from people who had CTE had higher levels of an inflammation protein
called CCL11, Mez and other
researchers reported in September in PLOS ONE.
HARD KNOCKS By studying the
brains of former football players,
researchers are finding clues about how a neurodegenerative disease
called chronic traumatic encephalopathy, or CTE, progresses, with the hopes of one day preventing it.
In a study involving
researchers from the Queensland
Brain Institute, scientists have shed light on the role that small molecules called microRNAs play in early brain develop
Brain Institute, scientists have shed light on the role that small molecules
called microRNAs play in early
brain develop
brain development.
The
researchers disrupted the activity in this
brain area using what's
called transcranial magnetic stimulation (TMS).
In April,
researchers led by Hongkui Zeng of the Allen Institute for
Brain Science in Seattle assembled the first road map of neural pathways — called a connectome — inside the mouse brain (l
Brain Science in Seattle assembled the first road map of neural pathways —
called a connectome — inside the mouse
brain (l
brain (left).
Using clever statistical tests
called mediation analyses to look at these interactions, the
researchers found that aerobically fitter older men can perform better mentally than less fit older men by using the more important
brain regions when needed.
In the case of the soft,
brain - like surface, the Wisconsin
researchers believe that the mechanical properties of a surface are influencing a protein
called YAP.
At the same time,
researchers have found that much smaller protein clusters
called oligomers — made of only a few copies of these proteins — can be highly toxic to motor neuron - like cells grown in the lab and thus are more likely to be the chief causes of
brain - cell death in these diseases.
Researchers are not sure what is causing the peculiar behaviors but Munday suspects that elevated CO2 levels interfere with a neurotransmitter
called GABA, which plays a key role in modulating activity in the
brain and nervous system of virtually all animals, including humans.
Researchers specifically analyzed how different areas of the
brain activate in sync with each other — a property
called functional connectivity — during a period of rest.
Researchers believe the
brain solves this problem through a process
called corollary discharge.
For the past few years, tech companies and academic
researchers have been trying to build so -
called neuromorphic computer architectures — chips that mimic the human
brain's ability to be both analytical and intuitive in order to deliver context and meaning to large amounts of data.
Using specially designed methods to record song and
brain activity, a team of
researchers at the Max Planck Institute for Ornithology in Seewiesen has now found the neuronal basis of unlearned
call communication.
Researchers showed that limiting the supply or the function of the neuromodulator adenosine in a
brain structure
called the auditory thalamus preserved the ability of adult mice to learn from passive exposure to sound much as young children learn from the soundscape of their world.
Researchers at the Max Planck Institute in Seewiesen have now discovered that in zebra finches the song control system in the
brain is also active during simple communication
calls.
The
researchers used a technique
called magnetoencephalography, which detects the firing of neurons as changes in the
brain's magnetic field, to monitor the responses of the auditory cortex to the tones.
This yielded a summary index the
researchers called «
brain health.»
When the
researchers analysed the activity in an area of the
brain that is important for the production of song — an area known as nucleus RA — they found a clear correlation between its activity pattern and the occurrence of the «stack»
call.
To conduct the study, the
researchers recorded motor cortical
brain activity of two research participants with the degenerative neurological condition
called amyotrophic lateral sclerosis, or ALS.
Previously,
researchers have focused on the role of protein deposits
called amyloid plaques that lodge in the
brain of Alzheimer's affected people.
The
researchers used a technique
called laser scanning photostimulation to map the connections between individual subplate neuron cells in the
brains of the mouse pups.
In the hippocampus and the amygdala, areas of the
brain thought to be associated with episodic memory,
researchers had shown that the chemical signaling agent
called glutamate acts like a key in the lock of some of these protein «flood gates.»
Cory Blaiss, then at the University of Texas Southwestern Medical Center, and her colleagues genetically engineered mice such that the
researchers could selectively turn neurogenesis on or off in a
brain region
called the hippocampus, a ribbon of tissue located under the neocortex that is important for learning and memory.
Using a technique
called optogenetics, the
researchers blocked a
brain oscillation
called theta waves in the hippocampus, a
brain structure involved in memory, during REM sleep.
The
researchers also were able to use models trained with data from one human subject to predict and decode the
brain activity of a different human subject, a process
called cross-subject encoding and decoding.
Likely so, say
researchers at Georgetown University Medical Center who have shown that a small region within the amygdala, an almond - shaped structure in the
brains of all mammals, is responsible for producing emotional
calls and sounds.
The
researchers used a
brain imaging technique
called positron emission tomography to measure an index of the capacity for dopamine production in 30 men who were nicotine - dependent smokers and 15 nonsmokers.
Using a technique
called nuclear magnetic resonance spectroscopy, the
researchers measured the concentrations of 21 metabolites key to nerve function in the
brains of 10 deceased schizophrenia patients and 12 normal human controls.
New findings by
researchers at the Institute for Learning &
Brain Sciences (I - LABS) at the University of Washington demonstrate for the first time that an early social behavior
called gaze shifting is linked to infants» ability to learn new language sounds.
In the new study, the
researchers studied one particular known risk factor: bleeding in the
brain,
called fetal cerebral hemorrhage, which can occur in utero and in premature babies and can be detected via ultrasound.
The
researchers also measured the activity of participants»
brains with a tool
called near - infrared spectroscopy, which measures changes in blood flow to particular areas of the
brain.
Potentially explaining why even healthy
brains don't function well with age, Salk
researchers have discovered that genes that are switched on early in
brain development to sever connections between neurons as the
brain fine - tunes, are again activated in aging neuronal support cells
called astrocytes.
Next, the
researchers looked to the dorsal horn of the spinal cord, where signals from peripheral nerves are routed to the
brain, and found the receptors for Nppb in a group of neurons that release a molecule
called gastrin - releasing peptide, or GRP.
Last year, the same
researchers showed that the trigger came from cells in a structure in the embryonic
brain called the floor plate, which dopamine cells brush past while migrating to their eventual home in a part of the
brain called the substantia nigra.
The
researchers report their experience with MRI - guided SLAH in 13 adult patients with epilepsy mapped to a part of the
brain called the mesial temporal lobe.
The
researchers discovered that social contact increased production of anandamide in a
brain structure
called the nucleus accumbens, which triggered cannabinoid receptors there to reinforce the pleasure of socialization.
In a study published in the Journal of NeuroOncology, TGen
researchers report that PPF works to limit the spread of glioblastoma multiforme, or GBM — the most common primary tumor of the
brain and central nervous system — by targeting a protein
called TROY.
In a study to be published in Psychological Science,
researchers from Aarhus University and the University of Copenhagen demonstrate that
brain cells in what is
called the mirror system help people make sense of the actions they see other people perform in everyday life.