Flavanols in cocoa may offer benefits to the brain
... within the brain itself. Our study showed that acute consumption of this particular flavanol-rich cocoa beverage was associated with increased blood flow to grey matter for 2 to 3 hours, Macdonald said. This raises the possibility that certain food components like cocoa flavanols may be beneficial in ...Genome scan for familial autism finds two new genetic links
... social relationships, and is often accompanied by acute behavioral challenges. While the cause remains unknown, scientists suspect the disease is highly hereditary. Naming autism as a national public health crisis, the Centers for Disease Control and Prevention report that one in 150 American children ...Neuroscientist Robert Sapolsky will discuss stress, health, Feb. 17 at AAAS meeting
...is spectacularly adapted if you're dealing with an acute physical stressor--a real one." But non-life-threatening stressors, such as constantly worrying about money or pleasing your boss, also trigger the release of adrenalin and other stress hormones, which, over time, can have devastating consequences ...New study may show how to forestall a fatal, virus-caused immune-system meltdown
...uch more dangerous Lassa virus, which can cause an acute hemorrhagic fever and kills about 5,000 people a year in West Africa. (During some Lassa fever epidemics, as many as 50 percent of those diagnosed with the disease have died from it.) With these two forms of the virus and this new technology, we w...Bats prey on nocturnally migrating songbirds
...h nocturnal movements. The danger seems especially acute where birds' flight routes converge around the Mediterranean basin, such as the Iberian Peninsula. This newly recognized hazard adds to the numerous obstacles that sea and desert crossings already represent for fragile migratory passerines. Actually,...BioMed Central announces winners of first open access research awards
...body mass index and diabetes in the development of acute organ failure and subsequent mortality in an observational cohort" Dominic Job, University of Edinburgh, "Grey matter changes can improve the prediction of schizophrenia in subjects at high risk" Judith Lumley, La Trobe University, "PRISM (Pr...Exercise pivotal in preventing and fighting type II diabetes
...y at the University of Missouri-Columbia says that acute exercise -- as little as 15 minutes a day -- can h...ult's study found that relatively short periods of acute muscle exercise in diabetic Zucker rats significantly increased insulin sensitivity in the previousl...Power-boosting signal in muscle declines with age
..., mitochondria production. The treatments included acute exposure to an AMPK-stimulating chemical, chronic exposure through feeding of another chemical that induces AMPK by mimicking an energy shortage, and exercise. In every case, older rats showed a decline in AMPK activity compared to younger animals...Can antioxidants protect scuba divers?
...published in The Journal of Physiology, shows that acute oral intake of largely accepted antioxidants Vitam...terations in cardiovascular function, particularly acute endothelial dysfunction, that are caused by a single field air dive. People scuba dive for recreat...Prediction of graft-versus-host disease by gene-expression profiling of donors and more
...ated with a significantly increased risk of severe acute graft-versus-host disease. Citation: Petersdorf EW, Malkki M, Gooley TA, Martin PJ, Guo Z (2007) MHC haplotype matching for unrelated hematopoietic cell transplantation. PLoS Med 4(1): e8. PLEASE ADD THE LINK TO THE PUBLISHED ARTICLE IN ONLINE VERS...NIH study finds MRI more sensitive than CT in diagnosing most common form of acute stroke
...echniques for the emergency diagnosis of suspected acute stroke show that magnetic resonance imaging (MRI) ...sitive diagnosis than computed tomography (CT) for acute ischemic stroke. The difference between MRI and CT was attributable to MRI's superiority for detect...Both genetics and dopaminergic neurotransmission have a role in delirium tremens
...DT can develop one to four days after the onset of acute alcohol withdrawal in persons who have been drinki... risk factors for developing DT include concurrent acute medical illness, older age and abnormal liver function." Although death may occur in up to five p...Carbon monoxide protects lung cells against oxygen-induced damage
...have significant implications for the treatment of acute respiratory distress syndrome, or ARDS, according to the study's authors. ARDS is a life-threatening medical condition in which patients experience severe shortness of breath and oxygen starvation. Although ARDS often occurs in people who have lung......The method could potentially be used to treat such acute brain insults as head traumas and stroke, and prevent brain and nerve damage from bacterial meningitis or nerve gas. It may also have an impact on chronic diseases such as glaucoma, amyotrophic lateral sclerosis (ALS) or HIV dementia. Teichberg: "O...News tips from the Journal of Neuroscience
...tern consistent with Fos expression patterns after acute amphetamine stimulation. Although hurdles remain, such methods offer new possibilities for assays of gene transcription. 2. An RNA-Binding Protein and the Stability of AChE Transcripts Julie Deschênes-Furry, Kambiz Mousavi, Federico Bolognan...ACS News Service Weekly PressPac -- January 10, 2007
...reactive oxygen species that help cause arthritis, acute liver failure and other inflammatory diseases. In a report scheduled for the Jan. 17 issue of ACS' Bioconjugate Chemistry, a bi-monthly journal, Georgia Tech's Niren Murthy and colleagues at Emory University School of Medicine describe successful c...White blood cells in lung produce histamine seen in allergies
...ct that upper respiratory infections often trigger acute asthma attacks. "We hypothesized that an infection in the airway would release histamine from mast cells, and that would be one of the reasons," he explains. To test the hypothesis, Caughey and his team exposed two different populations of mice to m...Role for proteomics in identifying hematologic malignancies
...00,000 individuals worldwide and often progress to acute myeloid leukemia. Reported in the advance issue of the Proceedings of the National Academy of Sciences (which appears on-line the week of January 8) the findings point to a possible new diagnostic method for these malignancies, which occur when bl...Leading cause of US food-borne illness makes its own pathway through cells
...ed by, and harbor the bacteria but do not show the acute symptoms of infection.......all groups with insufficient Calcium intake saw an acute inflammatory reaction in periodontal tissues and disruption of the gingival epithelium, the tissues surrounding the teeth, in addition to increased attachment loss, and increased alveolar bone loss. Those groups which were lactating saw even greater...