Moving targets: when it comes to patterns, motion gets factored in
... that during multi-slit viewing, observers can see fine spatial components that are theoretically impossible to recover without the aid of motion information. In contrast to general beliefs about how we perceive patterns, these findings indicate that the human brain uses the whole visual motion system to ...Setting the gene expression base-line for breast cancer research
...epithelial cell layer. If, one day, we could use a fine needle biopsy in conjunction with the novel myoepithelial markers we've identified, we could not only potentially improve diagnosis, but also our therapeutic approach."...American Lung Association's 2004 State of the Air report ranks cities and counties with dirty air
...g to the report. "The dangerous thing about these fine particles is that they are tiny enough to penetrate the body's natural defense systems," said Norman H. Edelman, MD, the American Lung Association's consultant for scientific affairs. "This means when you inhale these particles, they embed themselves......g at a high resolution allowed them to pick up the fine details of changing sodium concentration, particularly localized variations in the sodium gradient. First the team imaged a healthy rat kidney, showing, for the first time, the shape of the sodium gradient as it rises in a smooth ...Young chimpanzees show sex differences in learning
...erences between young girls and boys as they learn fine motor skills like writing, the researchers said. The authors said the study, which was done at Gombe National Park in Tanzania, has yielded the first systematic evidence of a difference between the sexes in the learning or imitation of a tool-use tec...Bay area to get unique x-ray microscopy resource
...nts could put the resolution of this microscope as fine as 10 nanometers, which is about the size of a protein. Imaging data will be collected at breathtaking speed compared with the time-consuming procedures required to collect data via electron microscopy. Obtaining a complete data set for an x-ray to...New polyelectrolyte inks create fine-scale structures through direct writing
...y solidify to retain their shape. Patterning such fine structures could be useful in applications such as...ored over a wide range to control its flow through fine deposition nozzles of varying diameter." A spider creates its web by secreting a concentrated protei...Researchers model embryo implantation and tumour metastasis in fruit flies
...said Dr. Reed. "The implication is that there is a fine balance between the good kind of invasion and the bad kind." In mammals, basigin is expressed on the surface of 60 per cent of human gliomas, a type of nervous system tumour, and prior research has shown that the higher the level of expression of bas...Astonishing discovery over the Amazonian rain forest
...y forest vegetation and formation of water soluble fine particles. These aerosol particles give rise to the formation of haze and reduce the visibility in forested areas. They have an effect on cloud formation and influence rainfall and climate....Embryonic pig cell transplants halt rat diabetes
... around," Hammerman says. "Since pig insulin works fine in humans, if pigs could be used as donors the shortage would be alleviated." Second, islets can only be extracted from the pancreas by mincing the organ and exposing it to enzymes that break down connective tissue. "This dam...Marine sponges provide model for nanoscale materials production
...h group discovered that the center of the sponge's fine glass needles contains a filament of protein that controls the synthesis of the needles. By cloning and sequencing the DNA of the gene that codes for this protein, they discovered that the protein is an enzyme that acts as a catalyst, a surprising di...Duke open-air experiment results could deflate hopes that forests can alleviate global warming
...said. The trees bathed in high CO2 also added more fine roots, which Schlesinger suggests is just another indicator of low nitrogen. "If trees don't have a lot of nutrients they grow a lot of roots looking for them," he said. Meanwhile, some other species in Duke's CO2-bathed forest plots have grown at fa...Carbon dioxide fertilization is neither boon nor bust
...ears they have focused their efforts on impacts on fine roots and soil sequestration of carbon dioxide. Fi...ults suggest that the increase in carbon supply to fine roots has increased the carbon content of the soil. Norby cautions, however, that the positive effec...Scientists, lawyers discuss decision-making amid uncertainty
...stablished before we lapse into our sparring about fine points on the cutting edge." Good science reporters are able to distinguish established results from dubious fringe theories, Schneider says, by examining consensus statements put out by groups such as the National Research Council and the United Nat...Breakthroughs in acoustic tracking shine new light on the lives of fish
...rotection for these fish." Similarly, tracking the fine scale movements of commercially important reef fish in the Florida Keys demonstrates that small reserves may help protect these species too. Tagging of yellowtail snapper and black grouper inside the Conch Reef Research Only Area (a small marine res...New study suggests brains of autistic children can be trained to recognize faces
...id Aylward. "But language processing later becomes fine tuned to the sounds of the child's own language. S... the brain involved in face processing may require fine tuning in order for it to respond specifically to human faces." Aylward and Dawson wondered whether ...Seeing how plants split water could provide key to our future energy needs
...al Science today Imperial researchers reveal the fine detail of the protein complex that drives photosynthesis - the process that converts atmospheric carbon dioxide into organic matter and oxygen (O2) by using sunlight to split water (H2O). Using X-ray crystallography, the researchers describe for the ...Gene predisposes infants to neurologic injury after heart surgery
...ed for crawling and walking. The PDI also assesses fine muscle skills such as those needed for grasping and imitating hand movements. The association between APOE ε2 and lower neurodevelopmental scores was consistent, even after researchers controlled for variables such as gestational age, age at ...Purdue engineers develop quick, inexpensive method to prototype microchips
... The new chip assembly method involves placing a fine fiber - approximately one-tenth the width of a human hair - on a glass slide and covering it with a small square of the polymer PDMS. The polymer flexes slightly over the fiber, creating a small channel on either side of the fiber, much the same way ......work. The resolution of these animated clips is so fine that the scientists are able to see the movements of individual atoms within the molecule. The challenge facing the Weizmann team was to capture, step-by-step, the complex process -- the whole of which takes place in a tiny fraction of a second -- ...