Tag: "brain" at medical news
Study: Eye contact triggers threat signals in autistic children's brains
...Tracking the correlation between eye movements and brain
activity, the researchers found that in autistic subjects, the amygdala - an emotion center in the brain
associated with negative feelings - lights up to an abnormal extent during a direct gaze upon a non-...
Mood elevating hormone may trigger depression and heart problems
...gulates release of a mood elevating hormone in the brain
may be responsible for causing depression, anxiety and cardiovascular disorders, according to a Yale study in Pharmacogenetics and Genomics. The genetic variant that causes this malfunction is nearly 15 times as prevalent in African-Americans as Cauc...
Columbia researchers receive $3 million to combat genetic killer of infants & toddlers
.... One third of all Columbia researchers study the brain
and nervous system and they generate more research funding than any other group of neuroscientists in the country. Given the strengths of the institution and its people, it was evident that Columbia was the place for us to develop an SMA research nu...
Mayo Clinic develops first genomic-based test to predict stroke from ruptured brain aneurysm
...mes more likely to suffer a stroke from a ruptured brain
aneurysm than people who have aneurysms but lack t...an incredible number of people walking around with brain
aneurysms, but only a small percentage of these aneurysms will rupture," says G. Vini Khurana, M.D.,...
Brain tumor with dismal prognosis in infants can be cured in older children
Some children with a rare brain
tumor that is considered almost universally fatal ...tem. The cerebellum is the lower, back part of the brain
that controls balance. The St. Jude team showed that, while children with ATRT under three years o...
Molecule important in cell construction also critical in learning and memory
...napse in the hippocampus, which is the area of the brain
that enables us to remember people, places and things. "If the mice don't have -adducin, they can't make a new map," Picciotto said. "It's not enough to just have the electrical properties, the skeleton is very important in making long-lasting change...
Cellular porthole connects odors to brain
... system apparently has a major role in helping the brain
sense odors, Johns Hopkins scientists report in th...ide available in odor-detecting cells may help the brain
discriminate between different smells. "The involvement of chloride might also make the cells' res...
Plant derivative attacks the roots of leukemia
...ntified cancer stems cells in blood cancers and in brain
and breast tumors although the idea that cancer stems cells exist has been around for at least 40 years. In the current study, the UR group began investigating Feverfew after other scientists showed that it prevented some skin cancers in animal mod...
Columbia study finds hemophilia therapy dramatically improves outcomes for bleeding stroke
...lude: After dosing, the size of bleeding in the brain
was assessed via CT scan within the first day and ...tely half the amount of additional bleeding in the brain
compared to placebo-treated patients. ICH volume growth in the 40, 80, and 160 g/kg treatment gro...
Schepens scientists regenerate optic nerve for the first time
...tral Nervous System (CNS). The CNS consists of the brain
(of which the eye and optic nerve are part) and th...transmit visual information from the retina to the brain
for interpretation In earlier research, Chen's team discovered several processes that they believed...
Researchers model brain's electrical storm during a seizure
...escribing the electrical storm that rages during a brain
seizure. They say the model, to be published in th...We're trying to get to the underlying state of the brain
that leads to these seizures," said Mark Kramer, a Ph.D. student in UC Berkeley's Applied Science an...
Marijuana ingredient may stall decline from Alzheimer's
...nly a major step in our understanding [of] how the brain
reacts to Alzheimer's disease, but may also help o...y Maria de Ceballos, conducted studies using human brain
tissue, as well as experiments with rats. The study appears in the February 23, 2005, issue of The J...
Potential drug target for treating cocaine abuse found
...that is sent from one neuron to another within the brain
reward system. Dopamine signals pleasure and reward by binding to receptors on the receiving neurons, after which it is reabsorbed for later use by a protein that transports it back into the sending neuron. But cocaine blocks the mechanism that trans...
When the brain, not the ears, goes hard of hearing
Problems with the brain
not just the ears cause a great deal of the age-...nding more and more subtle problems in the way our brain
processes information as we age, so much so that an older person whose ears are in fine shape may ha...
Exercise therapy builds strength, mobility in MS patients
...s the protective fatty sheath around nerves in the brain
and spinal cord. Some patients experience a pattern of disease flare-up followed by disease free periods, while others may have a steady worsening of the disease over time. According to the Multiple Sclerosis Foundation, between 350,000 and 500,000 p...
Mayo Clinic researcher calls for improved newborn screening
...th, some conditions can kill or cause irreversible brain
damage. In addition to unresolved issues of lack o...causes copper to build in vital organs such as the brain
and liver, and congenital disorders of glycosylation, a fast growing group of newly discovered inbor...
Diagnosis of prions in patients should utilize novel strategy, team says
... used to detect the lethal particles in samples of brain
tissue from patients, according to a study perform...should be established as the standard approach for brain
biopsies of patients suspected of having the disease, they say. The team is exploring whether the CD...
UCLA neuroscientists pinpoint new function for mirror neurons
...am found that pre motor mirror neuron areas of the brain
-- areas active during the execution and the obser...ion. In addition to expanding knowledge of how the brain
functions, the findings support a growing body of evidence that imitation-based forms of treatments ...
Physical activity linked to protection from Parkinson's disease
...ease occurring generally after age 50. It destroys brain
cells that produce dopamine and is characterized by muscular tremor, slowing of movement, rigidity and postural instability. Men who were the most physically active at the start of the study cut their risk of developing Parkinson's disease by 50 pe...
Psychiatric disorders greatly underdiagnosed in hospital emergency departments
...5% versus .23% organic psychosis (psychosis due to brain
injury or disease)= diagnostic ratios ranging from 3:1 to 25:1 depending on age group and method of estimation schizophrenia= 1.30% versus 0.32% Both Caucasians and African Americans were underdiagnosed in the emergency departments, but the study fo...
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