'Dead zone' area shrinking, Texas A&M prof says
...Hypoxia can result in fish kills and can adversely affect many types of marine life where it is present. The dead zone area encompassed more than 6,000 square miles this year. "We found that the hypoxia had moved offshore from shallow waters to much deeper waters in the Gulf," DiMarco explains. "In other w...Alzheimer's disease is not accelerated aging
...arning what these multiple factors are--those that affect executive function in non-demented aging and those that affect core memory systems that are severely disturbed in AD," he continued. "We're trying to understand th...Safety of isoflavones in dietary supplements targeted by Illinois initiative
...nt doses of isoflavones and the timing of exposure affect breast, brain and adipose tissues (fat). Another group will look at the mechanisms at work between isoflavones and estrogen receptors." While most food scientists stress the importance of consuming soy as part of a whole-foods approach, there ha...Cardiac arrest may hinder ability to learn certain tasks
...tack may undergo major structural changes that can affect learning, memory and other behaviors, said Courtney DeVries, the study's lead author and an assistant professor of psychology and neuroscience at Ohio State University. Indeed, in the current study the mice that had had a heart attack had far more...Researchers identify protein promoting vascular tumor growth
...urnal of Physiology (Cell). Blood vessel tumors affect up to 3 percent of all children, typically resulting in a prominent red mass on the head and neck. Up to one in four patients with hemangioendotheliomas, or HEs, the type of tumor used in these studies, die of anemia associated with the tumors. T...Winning combination to build bone density in children
...between the types of activity that most positively affect bone density. But the study "Interactive effects of habitual physical activity and calcium intake on bone density in boys and girls" does just that. The authors of the study are Ann V. Rowlands and Sarah M. Powell, of the University of Wales School...UCSF scientist Joe Derisi named MaCarthur Fellow
...f the way natural variations in individuals' genes affect their response to drugs. DeRisi, who designs and builds microarrays -- a technology in which gene activity is revealed on a glass slide -- to carry out his studies on infectious diseases, says he plans to use the MacArthur funding to "drill ...Rice finds 'on-off switch' for buckyball toxicity
... to the surface of the buckyballs can dramatically affect how toxic they are to individual cells, and the researchers identified specific alterations that render them much less toxic. "There are many cases where toxicity is desirable," said Vicki Colvin, CBEN director, professor of chemistry and chemical en...Pollutant causes delayed flowering in plants
... as air pollutants from burning fossil fuels could affect the critical process of plant flowering. Since the...uch mutants revealed that nitric oxide appeared to affect genes that control both the environmentally sensitive pathways and the autonomous pathways that lead...... have negative effects on fish growth and may also affect other freshwater animals. Although this research i... appreciation of how changes in fish behaviour can affect ecosystem processes" ...Brown research reveals key insight into memory-making
...the closer we are to treatments for disorders that affect memory." The hippocampus makes declarative memories recollections of facts, events and word meanings. Scientists believe that certain forms of mental retardation and diseases such as Alzheimer's are linked to nerve cell dysfunction in the hippocampu...Study explores gene transfer to modify underlying course of Alzheimer's disease
...y and cognitive function. "If you can positively affect the basal forebrain, it may have a widespread effect on the entire brain because projections from that area reach out to all other parts of the brain, delivering the important neurotransmitter acetylcholine," said Arvanitakis. Until recently, there ...NSF awards 22 new projects for plant genome research
...ween the rootstocks and scions of apple trees that affect the disease resistance and growth of the plant. Cotton is the world's most important fiber crop, and researchers at Texas A&M University will investigate the genetic and physiological pathways that lead to the development of cotton fibers. As one of...Binocular rivalry: Fulfilling visual expectations
...first interact. Even if our expectations can affect what we see, vision is still our most valuable asset for sensing the world around us. However, we would do well to remember that the view it provides us might be rather more subjective than we would expect. ...DuPont introduces in-home personal protection from dangers of hurricanes
... I've recorded how severe hurricanes and tornadoes affect peoples lives," said Faidley. "In almost every survival story, the family had a plan and some type of shelter to protect themselves from the violent winds and debris. The lack of a quickly accessible protective shelter can make a difference in surv...Amyloid fibers sprout one step at a time
...oxic about amyloid and how it might be possible to affect the pathology it causes. Yet despite the importance of this process, we know little about the underlying mechanism by which amyloid forms and grows." For example, said Weissman, evidence is accumulating that it is not the plaque itself that is toxic...Brown ecologist garners major National Science Foundation grant
...ining how environmental cues in different climates affect genes in a single species in this case, an annual...so screen the plant's genes to pinpoint which ones affect flowering responses to different environmental signals, and they will study natural variants of thes...Popular Science announces Third Annual 'Brilliant 10'
...e growth rates of trees to how deforestation could affect global levels of carbon dioxide. Claire Gmachl , 37, Princeton University (Princeton, NJ) for her work in the field of laser physics. Once perfected, Gmachl's tiny, ingenious devices--quantum-cascade lasers--could serve as an early-warning system...Joslin researchers clarify mechanisms for beta-cell formation
...iabetes, obesity and the metabolic syndrome, which affect nearly one-quarter of the American population. For years, the body compensates for insulin resistance in order to delay the onset of clinical type 2 diabetes: The pancreas secretes more insulin and, in fact, more insulin-producing beta cells for......e may also be sex differences in fibromyalgia that affect treatment response." As Dr. Arnold notes, further research is needed on larger samples of not only men but also other groups with fibromyalgia to evaluate duloxetine's effectiveness....