The pharmacokinetic properties of J147 after a single dose of 20 mg / kg in mice
show brain levels of about 600 nM at 2 h, over 10-fold above its EC50 in some cell culture neuroprotection assays [7], with a brain to blood ratio of approximately 0.5.
Not exact matches
Goal - setting actually changes the chemistry of our
brains, and studies have
shown that that activity can increase motivation and boost achievement
levels by approximately 30 percent.
A high
level of engagement or proactive commitment of employees» full
brain power and passion while on the job has been
shown to significantly increase companies» productivity, profitability and workplace safety while reducing absenteeism and turnover.
And, research even
shows that regular meditation can permanently rewire the
brain to raise
levels of happiness.
A research project connected to the British television
show The Secret Life of Buildings attached
brain - wave measuring devices to people's heads and found that the low -
level racket endemic to open workplaces interrupts one's concentration.
(Surveys, lab experiments, and
brain readings all
show that, for better or worse, schadenfreude is a powerful psychological force: at any fixed
level of income, people are happier when the income of others is reduced.)
These published studies
showed that crude kuzu root preparations or their extracted flavonoids, given as injections or taken orally, Researchers also report that flavonoids lower cholesterol
levels, reduce the risk of forming blood clots, protect the heart against cardiovascular disease, and protect the
brain by dilating cerebral microvessels to increase blood flow.
A diet rich in Omega - 3 can help the
brain increase mental alertness and concentration
levels at any age, but can also be
shown to help slow the effects of normal age related memory loss and increase resistance to stress and its impact on mood.
Recent studies even
show that plaque that builds up in the
brain from unhealthy
levels of cholesterol may be one of the most common reasons for Alzheimer's disease.
Mild inflammation in the gut has been
shown to increase anxiety and and lower
levels of
brain derived neurotropic factor, a neuropeptide that's known to be low in depression.
Other studies
show that oxytocin
levels, and even
brain alpha waves, track between mother and baby in synchronous interactions as well.
Animal studies
show that low
levels of BPA affect the hormones that control the development of the
brain, the reproductive system, and the immune system.
Indeed, babies fed higher
levels of breast milk
show higher plasma concentration
levels of DHA and AA in the
brain cortex, cerebral grey and white matter, as well as a higher IQ up to 15 years of age compared to babies fed formula not containing LCPUFA.
Mothers who breastfeed have been found to report lower
levels of perceived stress and negative mood, higher
levels of maternal attachment, and tend to perceive their infants more positively than mothers who formula - feed.9, 19 - 21 There is evidence to suggest that breastfeeding mothers may also spend more time in emotional care and be more sensitive to infant emotional distress cues than bottle - feeding mothers.22, 23 Relatedly, a small fMRI study of 17 mothers in the first postpartum month, found that breastfeeding mothers
showed greater activation in
brain areas involved in empathy and bonding than formula - feeding mothers when listening to their own infant's cry.24 These
brain areas included the superior frontal gyrus, insula, precuneus, striatum and amygdala.
The data
showed that babies with higher
levels of background stress
showed a bigger
brain reaction to the heel lance procedure.
Using resting - state MRI analysis on thousands of people's
brains around the world, the research has found that the areas of the
brain which are associated with learning and development
show high
levels of variability, meaning that they change their neural connections with other parts of the
brain more frequently, over a matter of minutes or seconds.
Now researchers have
shown for the first time that the coordinated activity of some
brain cells may depend on a critical
level of such noise.
Now her team has
shown that this suppression reduces
levels of the neurotransmitter dopamine in the amygdala, the
brain's «fear centre».
«While previous studies at McLean and elsewhere have focused on the behavioral symptoms produced by such immune activation, this study goes deeper, going to the cellular
level to
show how the
brain's neural circuits are affected.»
A new study
shows the
brain repurposes everyday neural networks to learn high -
level scientific concepts
Brains of teenage girls exposed to high
levels of family stress when they were toddlers
showed reduced connections between the amygdala, which is also known for processing fear and emotions, and the ventromedial prefrontal cortex, an outer region responsible for emotional regulation.
In addition, compared to mice on a regular diet,
brain cells from animals in the olive oil group
showed a dramatic increase in nerve cell autophagy activation, which was ultimately responsible for the reduction in
levels of amyloid plaques and phosphorylated tau.
«What we're
showing in this paper is that patients who used a
brain - machine interface for a long period of time experienced improvements in motor behavior, tactile sensations and visceral functions below the
level of the spinal cord injury,» he said.
Arguably the most convenient and least invasive way of doing that is through functional magnetic resonance imaging, or fMRI — a technique that measures changes in blood flow and blood oxygen
levels in the
brain, thereby
showing which parts of the
brain are activated when people perform various tasks.
And it's unknown whether the
brains of fish analyzed, which reportedly contained BMAA
levels up to 82 times higher than the fishes» muscles,
showed evidence of neuronal damage.
Studies in mouse models of HD
showed that creatine raises
brain ATP
levels and protects against neurodegeneration.
Previous research has
shown that when people sleep, the thalamus — a
brain structure that connects the high -
level thought areas with the sights and sounds of the outside world — produces brief, high - frequency
brain waves called spindles.
Changes in the subjects» sweat
levels and scans of their amygdala — a
brain region associated with fear —
showed that they had learned to fear the faces and smells paired with the shock.
A study published online last November in
Brain, based on the most comprehensive collection of postmortem images compiled to date,
shows that Einstein's cerebral cortex, responsible for higher -
level mental processes, differs much more dramatically than previously thought from that of a person of average intelligence.
By getting down to synaptic
levels in the
brain — even if only in mice — the researchers seem to have taken a step toward explaining why omega - 3 trials in humans have
shown some success in treating mood disorders.
MRI studies have consistently
shown a reduced
level of GABA in the
brains of those with TS and post-mortem studies have
shown this decrease to be as much as 50 per cent.
Latest research from the National Centre for Biological Sciences (NCBS, Bangalore), now
shows that maintaining Calcium balance in cells is also needed for another purpose — it may be regulating the
levels of an important signalling molecule called dopamine in the
brain.
This new study builds on previous research from this group
showing that elevated blood
levels of SNTF on the day of a mild traumatic
brain injury treated in the emergency room predicted those patients who would go on to suffer diffuse axonal injury and long - term cognitive dysfunction.
In a paper published in Nature Immunology in 2011, Dr. Rostami and colleagues
showed that the Th - 17 cells also produced another cytokine called GM - CSF, which created a chain reaction with another cell type ultimately increasing the GM - CSF
levels in the
brain of mouse models significantly.
Research coordinated by Osaka University has now
shown that the nuclear protein complex cohesin must be expressed at sufficient
levels in the early mouse
brain to control gene regulation and allow development of healthy neuronal networks and behavioral characteristics.
Prof. Hasan's group
show that a process called SOCE (Store Operated Calcium Entry) which works to maintain calcium
levels in cells could also play a role in maintaining the
levels of dopamine, a vital neurotransmitter in the
brain.
The researchers also tracked 592 people who had low
levels of A-beta in their cerebral spinal fluid — a clue that plaques have formed in the
brain — and who
showed symptoms of Alzheimer's.
The results
showed that amyloid plaque
levels in the posterior cingulate cortex were related to the amount of white matter damage, suggesting that injury to the
brain's wiring may be linked to the formation of amyloid plaques.
Remarkably, these
brains showed higher
levels of DCC expression — some 48 per cent higher when compared to control subjects.
Specifically, the study — reported online in The Journal of Infectious Diseases —
shows that E. coli K1 modulates the protein peroxisome proliferator - activated receptor - gamma (PPAR - γ) and glucose transporter - 1 (GLUT - 1)
levels at the blood -
brain barrier in human
brain microvascular endothelial cells.
«Noninvasive
brain imaging
shows readiness of trainees to perform operations: Surgeons who trained on simulator had higher
level of cortical activation and faster times for cutting tasks.»
Mice lacking the HSF1 gene
showed structural
brain abnormalities and were prone to seizures after birth following exposures to very low
levels of toxins.»
A team of multidisciplinary researchers with expertise spanning biotechnology, information technology, and medicine have used a combination of several «omics technologies to map proteins down to the single cell
level,
showing both proteins restricted to certain tissues — such as the
brain, heart, or liver — and those present in all tissues.
«Our study
shows that both higher
levels of HDL — good — and lower
levels of LDL — bad — cholesterol in the bloodstream are associated with lower
levels of amyloid plaque deposits in the
brain,» said Bruce Reed, lead study author and associate director of the UC Davis Alzheimer's Disease Center.
The mouse model mimics aspects of the infection in humans, with high
levels of the virus seen in the mouse
brain and spinal cord, consistent with evidence
showing that Zika causes neurological defects in human fetuses.
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).
Professor Stefan Borgwardt and his team
showed that the depiction of fear under LSD led to a notably lower
level of activity in the amygdala — an area of the
brain that is believed to be central to the processing of emotions.
After an eight - minute training period, the subjects
showed heightened
levels of activity in areas known to be part of the
brain's reward circuitry, the amygdala and the orbitofrontal cortex (OFC), associated with the pictures alone.
We even did gene - expression studies in flies
showing that genes in their
brains change their
level of activity in waking and in sleep.
Signs of neuronal damage around plaques also varied depending on the APOE variant the animals received, and experiments in a different Alzheimer's model in which plaques appear more slowly
showed that injection of APOE4 increased
levels of free, soluble A-beta in the fluid that bathes the
brain.