Researchers develop MRI technique to study brain anatomy in invertebrates
...vous system in a live crayfish, a crustacean whose brain measures only 3 millimeters wide. The technique...ecting the manganese, we couldn't see the animal's brain at all," said Georgia State research scientist Jens Herberholz, the study's lead author. "But shortl...New study shows how mad cow prions hitch a ride into intestine
...ve through stages of cooking and digestion." Using brain tissues infected with the spontaneously occurring version of CJD which is also caused by prions, the researchers simulated the human digestive process by subjecting the tissue to sequential treatment with digestive fluids as found in the human intest...To help your mind, take steps to help your heart, study says
...lesterol does damage to small blood vessels in the brain and can cause death of brain cells over time," says lead author Kenneth Langa, M.D., Ph.D. "In addition, the Alzheimer's disease ...Risks from labor after prior cesarean delivery low, study reports
...tempted vaginal birth, the overall risk for either brain injury to the baby or death to the baby at term from uterine rupture was roughly 1 in 2000 trials of labor, said Mark B. Landon, M.D., of Ohio State University and the lead investigator for the NICHD Maternal-Fetal Medicine Units Network Cesarean Reg...Kinder, gentler procedure gives superior results for stem cell transplants
...imize damage to sensitive growing tissues like the brain and reproductive organs. The pilot study of the pr...nimize damage to still-growing tissues such as the brain and reproductive organs in pediatric patients, the protocol uses smaller doses of standard condition...Brain imaging reveals new language circuits
The language network of the brain seemed simpler in the past. One brain area was recognized to be critical for the production of language, another for its comprehension. A ...Study finds lemons, lilac among top 10 smells that predict Alzheimer's Disease
...ollow-up, and compared favorably with reduction in brain volumes on MRI scan and memory test performance as...y the National Institute on Aging, also focuses on brain imaging tests and performance on memory and other cognitive tests, and is expected to help physician...Risk of stroke doubles for migraine sufferers
... is probably down to the reduced blood flow to the brain which usually occurs in a migraine, suggest the researchers. Migraine is the most common form of headache in young adults, with as many as a quarter of women in their mid to late thirties suffering the condition. The link between migraine and stroke...Drug to treat ADHD has similar effect on children with reading disorders
...ctivation in the basal ganglia, a structure of the brain involved in cognition and behavior," said first au...maging (fMRI) to analyze the effect of the drug on brain function. Researchers found that adolescents with ADHD or reading disorder who were on placebo (not ...New study shows early ritalin may cause long-term effects on the brain
... of early Ritalin exposure in rats on behavior and brain function during the later periods of life. "Attent... the animals showed more evidence of dysfunctional brain reward systems and depressive-like behaviors in adulthood. These findings are critical because the...New studies on Ritalin and Alzheimer's Disease highlight ACNP Annual Meeting
WHAT: Hundreds of new studies on brain and behavior from the world's most renowned scient... is a better predictor of Alzheimer's Disease than brain imaging tests and standard memory tests. WHO: ACNP, founded in 1961, is a professional organizat...Increased suicide rate is possibly linked to chemicals released from nearby asphalt plants
...reased suicide rate, the incidence rate of primary brain cancers in these neighborhoods from 1995 to 2000 s...ral studies have shown increased rates of lung and brain cancer among workers with long-term exposure to asphalt emissions, the researchers said. Weisler a...Brain can be trained to process sound in alternate way, study shows
...notice a sound getting louder, what happens in our brain so that we know it's getting louder?" Polley is a ...l proportionality between response strength in the brain and the stimulus. But now neurons are much more selective, and can represent sound intensity with de...U of M research explores addiction as a computational process
... thereby continuing to drive learning, forcing the brain to over-select choices which lead to getting drugs. This computational model of addiction connects a variety of disparate learning theories and will allow researches to test how addiction impacts learning systems. ...Cedars-Sinai medical tipsheet for Dec. 2004
...wding out the normal tissues and structures of her brain was not found until it was the size of a large ora... result in the immune system's tolerance of deadly brain tumor cells. By blocking the enzyme's expression in gliomas before exposure to dendritic cells, COX-...New study in NEJM suggests levodopa may slow progression of Parkinson's disease
... medicine itself might cause further damage to the brain cells that are impaired in this disease. To resol...The symptoms are due to loss of nerve cells in the brain that contain "dopamine." The most effective treatment for Parkinson's is dopamine replacement therap...Brain activity reflects complexity of responses to other-race faces
...und that the amygdala, a subcortical region of the brain involved in emotional responses, is associated wit...arch also indicates that other higher areas of the brain that are involved in deliberative thought processes can moderate the amygdala activity. Their experi...News tips from the Journal of Neuroscience
...eenwaking and sleep states, so too does electrical brain activity, from the fast oscillating pattern of wakefulness to the slower waves of sleep states and then back to the fast activity associated with rapid eye movement (REM) sleep. This week, Gervasoni et al. examine the dynamics of the wakesleep cycle....New technique scans electrical 'brainscape'
...istinguish in unprecedented detail the patterns of brain activity -- including fleeting changes in communication among brain structures -- in awake animals, as they fall sleep and as they transition among different sleep stag......can cellular neuroscientists learn about the human brain from studying a marine snail? Much more than one m... research has strengthened the view that the human brain and that of a snail named Aplysia are surprisingly similar. "Human brains have many more neurons tha...