Tag: "gray" at medical news
Brains White Matter: More Talkative Than Once Thought
...n regions, but in fact process information the way gray
matter cells do. The discovery in mouse cells, o...ll communication and information processing in the gray
matter. The phenomenon was unlikely, they said, because in the mouse brain, OPCs in the myelin-rich ...
NASA Technology Helps Detect and Treat Heart Disease and Strokes
...d artery. It can distinguish between 256 shades of gray
at a subpixel level," Selzer said. "You need that kind of detail to help catch heart disease as early as you can, often before there are any outward symptoms." During the test, a patient lies on an examination table while a technician applies gel t...
Stay Young by Practicing Zen Meditation
... affect the normal age-related decline of cerebral gray
matter volume and attentional performance observed in healthy individuals. Researchers measured gray
matter changes in 13 regular practitioners of Zen meditation and 13 control subjects matched for age...
Brain Structure Changes Years Before Memory Loss Begins
... who developed MCI or Alzheimer's disease had less gray
matter in key memory processing areas of their brains even at the beginning of the study when they were cognitively normal. "We found that changes in brain structure are present in clinically normal people an average of four years before MCI diagno...
Lithium Increases Gray Matter in Bipolar Brains
...nt for bipolar disorder, increases the amount// of gray
matter in the brains of patients with the illness....ents not on lithium, they found that the volume of gray
matter in the brains of those on lithium was as much as 15 percent higher in areas that are critical...
Bottleneck in Blood Supply Makes Brain Vulnerable to Strokes
...n the origin of the puzzling damage to the brain’s gray
matter often detected in brain scans, especially a...led that, over time, small holes accumulate in the gray
matter of many patients, including those who have no obvious behavioral signs of a stroke. The res...
Telomerase Expression Linked To Body Mass
... great monkey wrench in that theory was the common gray
squirrel, which lives an amazing two decades, yet also expresses telomerase in great quantity. Evolution clearly didn't see long life in a squirrel to be an increased risk for cancer. Body mass, however, showed a clear correlation across the 15 spe...
Results for Wet Age-Related Macular Degeneration Show Significant Vision Improvements
...g and recognizing faces. Symptoms include blurred, gray
or blank spots in the center of the visual field and distortion that makes edges or lines appear wavy. The National Eye Institute estimates that there are 1.7 million people with the advanced form of AMD in the United States and that this prevalenc...
Brain behind the Selfish and Selfless
... untiring endeavor to unravel the mysteries in the gray
matter has offered an insight into a trait so common and natural to humans, and needs no introduction – SELFISHNESS//. Bewildering all the same, why are some people more selfish than the rest of us? While some others believe in being the epitome of s...
Forgetful? You May Be Losing More Than Just Your Memory
...had normal performance on memory tests had reduced gray
matter density in their brains even though they we...t memory problems had a three-percent reduction in gray
matter density in an area known to be important for memory; there was a four-percent reduction among...
Awake or not?
...what this study does is to create another shade of gray
in the understanding of gray
matter,” he said. Source-Medinda NLA...
Damage Due to MS Might Extend Into Larger Portions Of The Normal Brain
...s studied T1 changes in normal-appearing white and gray
brain matter in patients with MS. T1 is a measur...olunteers. T1 graphs of normal appearing white and gray
matter were significantly different for patients with MS than for controls. Moreover, these graphs d...
Human Brain Cells Might Have The Self Potential For Healing
... and were extracted from support tissue within the gray
matter, which is not known for harboring stem cell...t of existing progenitors may be emerging from the gray
matter of the brain and multiplying in torrents, or perhaps the aging clock of the mature cells actu...
MRI Scans in Premature Infants Can Predict Future Developmental Delays
...to determine abnormalities in the white matter and gray
matter of the brains of very pre-term infants, those born at 30 weeks or less. Following the infants from birth to age 2, the researchers were able to grade those abnormalities to predict the risk of severe cognitive delays, psychomotor delays, cereb...
Treating Tetracycline Stains Made More Affordable With New Treatment
...hild's teeth and creates a permanent dark and deep gray
or brown stain over the entire tooth. Other stains appear in a pattern of horizontal stripes of varying intensity. Also, during the same time period (before1980) many children may have been given the drug and had the same stains. Often dentists can t...
Gender Difference In Pain Experience Explained By Brain Diversity
... brain, commonly referred to as the periaqueductal gray
(PAG). This area of the brain communicates pain information to another region referred to as the rostral ventral medulla (RVM). This PAG-RVM circuit plays a crucial role in the pain sensation. This region of the brain is infact influenced by both n...
Cut down on food to live longer!!!
...blood insulin levels are markers of longevity like gray
hair or wrinkles can be. It has been shown both in animals and humans that those with lower body temperature tend to live longer, and so do those with lower fasting insulin levels. One of the many theories of aging is that there is more DNA damage ha...
Cortex Of Youth With Superior IQ Matures Fast
...t cleverer solely by virtue of having more or less gray
matter at any one age," explained Rapoport. "Rather, IQ is related to the dynamics of cortex maturation." The observed differences are consistent with findings from functional magnetic resonance imaging, showing that levels of activation in prefronta...
A gene related to aggression weakens the brain
...esults were that those with L showed reductions in gray
matter (neurons and their connections) of about 8 percent in brain structures of a mood-regulating circuit (cingulate cortex, amygdala) among other areas. Volume of an area important for motivation and impulse regulation (orbital frontal cortex) was ...
Life of wolves in danger due to dog disease
...ake up study it has been revealed that most of the gray
wolf pups born in Yellowstone National Park last year have died. The reason attributed to this catastrophe is a dog disease//. In a staggering figure only 22 of the 69 pups born last year are still alive. This was revealed by Doug Smith, the park's...