Malaria rise in Africa parallels warming trends
...ographic areas. There is potential, therefore, for reaching spurious conclusions when using such climate data to study diseases at the local level," said Jonathan Patz, MD, MPH, lead author of the new analysis and assistant professor of environmental health sciences at the Johns Hopkins Bloomberg School of Pu...Could an anti-marijuana compound hold the key to body weight and appetite control?
...loss was associated with a depletion of fat stores reaching about 50 percent after the dose of 10 mg/kg/d SR141716, as indicated both by the weight of abdominal fat pads and by the total body fat content. Furthermore, SR141716 corrected the insulin resistance and lowered plasma leptin, insulin and free fatt...Science's top ten: Discovery of genes' 'control switches' named top advance of 2002
...ir heads over why the number of electron neutrinos reaching Earth is so much smaller than expected. This year, new evidence from the Sudbury Neutrino Observatory in Canada confirmed that the "missing" electron neutrinos are in fact morphing into the other neutrino types en route to Earth. New research from Ea...Wetlands clean selenium from agricultural runoff
...ns a day of refinery discharge, preventing it from reaching San Francisco Bay. "We thought that if wetlands could filter selenium from oil refinery wastewater, then they could probably be used for agricultural runoff," said Norman Terry, professor of plant biology at UC Berkeley's College of Natural Resource...Antibodies critical for fighting West Nile Virus infection
...d States in 1999 and has spread steadily westward, reaching the West Coast last year. It is carried by mosquitoes and causes encephalitis, a brain inflammation. The virus affects mainly birds, especially crows and jays, but it also can cause disease in horses, humans and other mammals. In humans, West Nile V...High sugar blood levels linked to poor memory
...t implications given that diabetes and obesity are reaching epidemic proportions in the United States and there are a large number of middle aged and elderly individuals with impaired glucose metabolism and memory dysfunction."...UCSF study suggests novel factor could contribute to adult obesity
...ey maintained normal body weight. It was only upon reaching middle age that they became obese. At nine to 10 months of age, they used significantly less energy during activity than either the younger mutant mice or the normal middle-aged mice. Middle-aged normal mice, which gradually gain weight as they age,......start thinking like human beings, rather than just reaching the same results as them with different processes. This kind of advanced artificial intelligence would involve learning new skills, adapting to unforeseen circumstances and using analogy and metaphor like humans do. To make these breakthroughs possib...Innovative research with pythons offers new insights into the body's digestive processes
...mmals. They are one of the largest snake species, reaching lengths up to six meters and masses to 100 kilograms. The reptiles used in this study were secured from a commercial breeder and maintained on biweekly diet of laboratory rats and water. Key stages of the experiment included: Tests for luminal ...Body hormone ghrelin, a food intake and weight gain influence, is found to promote sleep
... sleep, they must repeat these stages again before reaching fourth stage or "delta-wave," sleep. Once this latter stage is reached, muscles are relaxed, blood pressure drops, and the pulse and breathing are slower. According to the Sleep Research Center, other benefits to the body are accrued during slow-wa...New findings help explain the dynamics between the dominant and non-dominant arm
...hallenge to current models of how the brain learns reaching movements. The authors of "Learned Dynamics of Re... First, learning to compensate for dynamics of reaching movements in right-handed individuals generalizes from dominant arm to the nondominant arm (D ND) bu...Underserved US minorities face 'unequal burden of cancer' that must be corrected
...arriers that prevent the benefits of research from reaching all of the people," wrote Harold P. Freeman, M.D., director of the Ralph Lauren Center for Cancer Care and Prevention in New York City and director of the Center to Reduce Cancer Health Disparities at the National Cancer Institute. "These barriers ar...Natural approach to cleaning up toxic freeway runoff urged
...to find a way of reducing the amount of pollutants reaching the ocean. He hopes to use the data he is collecting "to save money because there is such a high volume of storm water that you can't possibly treat it all." This is the fourth year of a $1.2 million research project, funded by Caltrans. Mixed with t...New research tool allows perimenopausal women to assess their ovulation status
...puter program -- that will allow middle-aged women reaching menopause to accurately identify the timing of their menstrual cycle. Background Measuring hormones in a woman's urine has been demonstrated to be useful in field studies of women with a variety of reproductive conditions. By establishing urinary...Neural biology explains ejaculation
...ng spinal cord injury that prevents sensation from reaching the brain, humans and other animals remain able to achieve erection and ejaculation upon stimulation. But the location of this spinal ejaculation generator remained a mystery until last August when Dr. Coolen and a postdoctoral fellow in her laborat...National report containing Stanford research recommends path for future genome study
...he said. "What would be the ethical implication of reaching that goal?" One major challenge posed by the report is to understand the relationship between genomics, race and ethnicity. Neil Risch, PhD, professor of genetics, said that addressing this issue may be more a matter of having people involved in that...Nature designs hard and tough materials at the nanoscale
...e thickness of the structure decreases, eventually reaching the theoretical strength at the critical size. A particle smaller than this size becomes insensitive to crack-like flaws. The findings may explain why bone, which has particles a few nanometers thick, is stronger than shell, which has particles a few...Brookhaven Lab & Battelle collaborate on research that may lead to novel anti-microbial drugs
...ltiple sclerosis and psoriasis. As a first step in reaching this goal of developing new drugs, Brookhaven biologist Maria Bewley will use the National Synchrotron Light Source (NSLS) at Brookhaven to determine the structures of three proteins that are found in the metabolic pathways, or sequence of reactions ...Counties in northeast, midwest continue to offer best access to U.S. population, study shows
...cessibility scores declined as you move west until reaching California. Between 1990 and 2000, accessibility scores were flat or even declined in many of the counties of the Plains states, the Mississippi River basin and the Appalachian region as ...... higher, they also pile up faster because they are reaching areas of greater concentration of molecules in the solution. Really tall bunches bend over and close in front of the step bunch, Vekilov says, trapping a droplet of solution within the crystal. Such crystals are the bane of researchers like those at...