Sentences with phrase «gray matter volume in»

A negative correlation between aggressiveness and local gray matter volume in the left amygdala has been reported for adolescents with conduct disorder (Sterzer et al., 2007).

Negative correlations have been reported between bilateral amygdala volume and life history of aggression (Matthies et al., 2012) and between trait anger and local gray matter volume in the left amygdala (Reuter et al., 2009) in healthy subjects.

Examining the effect of psychopathic traits on gray matter volume in a community substance abuse sample

One report found significantly greater decreases in gray matter volume in children with autism scanned at two time points (age ~ 11 and at 30 - month follow - up) compared with TD children (Hardan et al., 2009).

People who have a behavioral disorder characterized by extreme outbursts of anger, such as road rage, have significantly lower gray matter volume in the brain region that plays an important role in regulating emotion, report scientists from the University of Chicago.

The team discovered a direct correlation between history of impulsive aggressive behavior and gray matter volume in the frontolimbic region of the brain — an area known to play a central role in the regulation of emotions.

January 12, 2016 Individuals with rage disorder have smaller volumes in brain structures linked with emotion People who have a behavioral disorder characterized by extreme outbursts of anger, such as road rage, have significantly lower gray matter volume in the brain region that plays an important role in regulating emotion, report scientists from the University of Chicago.

In particular, aerobic capacity has been associated with greater gray matter volume in frontal regions (premotor cortex and supplementary motor cortex), subcortical regions (hippocampus and caudate nucleus), temporal regions (inferior temporal gyrus and parahippocampal gyrus) and the calcarine cortex.

However, muscular strength didn't showed any independent association with gray matter volume in any brain region.

According to Irene Esteban - Cornejo, postdoctoral researcher at the University of Granada and main author of this paper, gray matter volume in the cortical and subcortical regions influenced by physical fitness improves in turn the children's academic performance.

According to the MRI test results, only the participants in the video - game cohort saw increases in gray matter volume in the hippocampus and cerebellum.

Individuals with intermittent explosive disorder (IED) have significantly lower gray matter volume in certain frontolimbic brain structures.

A new article published in the inaugural issue of the journal Biological Psychiatry: Cognitive Neuroscience and Neuroimaging reports that individuals with intermittent explosive disorder (IED) have significantly lower gray matter volume in these frontolimbic brain structures.

Through analysis of high - resolution anatomical magnetic resonance imaging of brain volumes, taken three times over the two - year study period, the researchers were able to determine that individuals with MCI or Alzheimer's showed greater losses in gray matter volume in both the basal forebrain and temporal lobe, compared with cognitively normal controls.

They found that the musicians had more gray matter volume in the left and right primary sensorimotor regions, the left basal ganglia region and the left posterior perisylvian region and the cerebellum.

The researchers also found increases in gray matter volume in regions that control leg movement and process sensory information from legs, which may reflect changes related to the brain learning how to move in microgravity.

Comparison images taken and two and four weeks postpartum revealed a small but significant increase in gray matter volume in specific areas of the brain.

Reduced visual cortex gray matter volume in children and adolescents with reactive attachment disorder.

Effects of cognitive training on gray matter volumes in memory clinic patients with subjective memory impairment.

Higher expenditure of energy was associated with larger gray matter volumes in the parietal, temporal and frontal lobes, which included the basal ganglia, posterior cingulate and hippocampus.

Differential regional gray matter volumes in patients with on - line game addiction and professional gamers.

A recent fMRI study showed that the MAOA genotype at risk for impulsivity and violent behavior is associated with reduced gray matter volumes in limbic regions such as the amygdala, dorsal anterior cingulated cortex (dACC), and subgenual ACC and greater amygdala and subgenual ACC responsivity to negative emotional faces [25].

Not exact matches

In fact, according to researchers Laura Glynn and Curt Sandman, the volume of gray matter (or number of neural cell bodies) increases in the above regions in new mothers and is associated with their positive feelings toward their infantIn fact, according to researchers Laura Glynn and Curt Sandman, the volume of gray matter (or number of neural cell bodies) increases in the above regions in new mothers and is associated with their positive feelings toward their infantin the above regions in new mothers and is associated with their positive feelings toward their infantin new mothers and is associated with their positive feelings toward their infants.

These structural differences, including lower gray matter volume, may have implications for developmental outcomes which emerge in the preschool and early childhood period.

Using brain scans to compare the gray matter of children with RAD to typically developing children, the researchers found significantly reduced volume of gray matter in the area of the brain known as the left primary visual cortex.

The results suggested that greater leaning towards liberalism was associated with increased gray matter in the anterior cingulated cortex, whereas greater embracing of conservatism corresponded to increased volume of the right amygdale.

«We found large regions of gray matter volume decreases, which could be related to redistribution of cerebrospinal fluid in space,» Seidler said.

Orange shows regions of gray matter volume increase, in the regions that control movement of the legs.

In individuals with anorexia nervosa, orbitofrontal gray matter volume related negatively with sweet tastes.

Relative changes in gray matter volume, related to spatial and nonspatial representations of numerical size.

In addition, brain imaging studies in rats and humans have shown alterations in gray matter volume and white matter integrity in the brain caused by the effects of chronic paiIn addition, brain imaging studies in rats and humans have shown alterations in gray matter volume and white matter integrity in the brain caused by the effects of chronic paiin rats and humans have shown alterations in gray matter volume and white matter integrity in the brain caused by the effects of chronic paiin gray matter volume and white matter integrity in the brain caused by the effects of chronic paiin the brain caused by the effects of chronic pain.

A larger network of Facebook friends correlates with a greater volume of gray matter in the amygdala, an emotion - processing region, according to a recent study.

What's more, the team found that the mothers» scores on a standard test that gauges the degree of a mom's attachment to her infant could be predicted to a significant degree based on the changes in their gray matter volume during pregnancy.

She notes that a similar decline in gray matter volume occurs during adolescence, when neural networks are fine - tuned for more efficiency and more specialized functions.

The findings showed highly consistent gray matter volume losses in the mothers and not in the other groups, the team reports today in Nature Neuroscience.

Then, they used computer - based analyses to measure changes in gray matter volume.

Previous studies have shown that this forebrain - midbrain circuit is abnormal in panic and chronic anxiety patients who show decreased vmPFC but increased gray matter volume and activity in the midbrain encompassing the PAG (24, 25).

These brain regions were also found to overlap with abnormalities in gray matter volume.

The volume of gray matter is a measure of brain health, but the amount of gray matter in the brain often begins to decrease in late adulthood, even before symptoms of cognitive dysfunction appear.

Comparing MRI brain images of eight Dobermans with CCD to the control group, Ogata found that the CCD group had higher total brain and gray matter volumes, lower gray matter densities in the dorsal anterior cingulate cortex and right anterior insula, and higher fractional anisotropy in the splenium of the corpus callosum (the degree of which correlated with the severity of the behavioral traits).

Halloway's analysis found the association between participants» actual physical activity and gray matter volumes remained after further controlling for age, gender, education levels, body mass index and symptoms of depression, all of which are associated with lower levels of gray matter in the brain.

Though much of the concern in the media regarding the toxic effects of Zika virus has focused on brain findings of microcephaly, the researchers noted that there are a variety of brain abnormalities that can be found in fetuses exposed to the virus, including gray and white matter volume loss, brainstem abnormalities, calcifications, and a condition called ventriculomegaly, where the ventricles, or fluid filled spaces in the brain, are enlarged.

The researchers evaluated the effects of the experiment at the beginning and at the end of the exercise, six months later, using two different measurements: cognitive performance tests and magnetic resonance imaging (MRI) to measure variations in the volume of gray matter.

The connections between greater gray matter volume and intelligence have been documented only in children with an average age of 15.4 years.

They found reductions in the volume of gray matter in multiple regions of the brains of children with OSA.

More specifically, the researchers have confirmed that physical fitness in children (especially aerobic capacity and motor ability) is associated with a greater volume of gray matter in several cortical and subcortical brain regions.

In addition, they determined that volumes of human prefrontal gray and white matter match the expected volumes for the number of neurons and other cells in the white matter when compared to other primateIn addition, they determined that volumes of human prefrontal gray and white matter match the expected volumes for the number of neurons and other cells in the white matter when compared to other primatein the white matter when compared to other primates.

Across all subjects, reduced gray matter volume directly correlated with increases in aggressive behavior.

In some regions of the brain, the volume of gray matter appeared to have shrunk.

The causes of the differences in gray matter volume are unknown, but IED runs in families and is thought to have a significant genetic component.