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Tag: "field" at biology news

Researchers use brain scans to predict behavior

...ayed the game -- discriminating the direction of a field of moving dots -- scientists showed them a hint: an arrow pointing to where the moving dots were likely to appear. The dots were visible only for one-fifth of a second and therefore were easy to miss if a subject was not paying attention to the right...

UF study first to quantify validity of DNA I.D. tool using marine snails

...ies are able to link caterpillars to adults in the field without having to rear them in the lab anymore to see them pupate and grow up," he said. "They can just sequence the caterpillar and link it to the adult butterfly." Probably the most common application, for scientists and consumers alike, would be ...

Displaced songbirds navigate in the high Arctic

...acements in the high Arctic, where the geomagnetic field lines are steep and the midnight sun makes star navigation impossible for much of the summer. White-crowned sparrows are nocturnally migrating birds that breed in northern Canada and perform long migrations covering a few thousand kilometers to win...

Tropical dry forests receive international recognition

.... The network is made up of top scientists in the field from around the globe including Sanchez-Azofeifa, who will co-ordinate their efforts. Even from a research point of view, the group has some catching up to do. Since 1945, the ratio of papers published about rainforests versus dry forests is 300 to 1...

HIV inserts into human genome using a DNA-associated protein

... necessary for HIV replication is important to the field of gene therapy. Controlling where gene-therapy vehicles insert in the human genome could help make the delivery of new therapeutic sequences safer. The new findings about LEDGF suggest that engineered tethering interactions might some day allow cont...

Kenya halts first field trials of GM maize

...st genetically modified (GM) maize growing in open field trials. The government halted the research and or...ajor setback to Kenyan research, but that GM maize field trials would continue. "This is just like a battle we lost," said Mugo. "But the main war will cont...

New molecule may aid in production of biofuels and fungi-resistant plants

.... This may be of major important for the cellulose field and production of biofuel." ...

Sudden change in social status triggers genetic response in male fish, study finds

...es in and picks off a dominant fish opening up the field for non-dominant animals." Nighttime behavior To observe nighttime behavior of the cichlids, Burmeister donned infrared night-vision goggles and kept close watch on the experimental fish tanks. She soon discovered that dominant males undergo a ...

Biotech cotton 8: Bugs 0

...infestation, you can have every single boll in the field infected." The caterpillars eat the seeds and dama... pink bollworm. The UA team used a combination of field surveys, laboratory testing and mathematical modeling to determine if pink bollworm had become resis...

Logging doubles threat to the Amazon, rivaling clear-cutting, study suggests

...s a lot of damage in the understory. It's a debris field down there." ...

Student scientists create living bacterial photographs

..., 2005), which is devoted entirely to the emerging field of synthetic biology. The students produced the i...t Austin. "This is a great example of the emergent field of synthetic biology--using principles of engineering in biology." "We're making bacteria that are ...

NRL scientists detect 'milky sea' phenomena

...enomena as giving the impression of sailing upon a field of snow or gliding over the clouds--all under the ...nd Hastings of Harvard University, a leader in the field of bioluminescence and communicator of this paper to PNAS, called this research a "beautiful discove...

Breath of the dragon: ERS-2 and Envisat reveal impact of economic growth on China's air quality

...stimulate increased scientific co-operation in the field of Earth Observation science and applications between China and Europe. ...

Delaware scientists make significant advance in study of small RNAs

...nes or chromosomal regions."She explained that the field of study is booming because small RNAs are importa...ars ago, but the most substantial advances in this field have only been made in the last six or seven years. To assist other small RNA researchers, the UD t...

Getting an evolutionary handle on life after reproduction

...nce fitness enough to be under selection. But in a field dominated by investigations into the origins of human menopause and extended lifespan, the authors make a strong case for using experimental comparative analyses of other species to gain an evolutionary perspective on the human condition. ...

Gene therapy for muscular dystrophy fixes frail muscle cells in animal model, Stanford study finds

... potential to overcome issues that have slowed the field of gene therapy," Calos said. Calos said her approach has two advantages: one is that in her method the gene gets inserted directly into the cell's own DNA, which is why the correction is permanent. In some other methods the gene stays outside the D...

Bacteria which sense the Earth's magnetic field

... form, and size, in order to be effective magnetic field sensors. To function optimally, the magnetosome cr...s the bacteria inside the relatively weak magnetic field of the Earth. But until now, scientists did not know how magnetosome chains are formed. The researc...

Researchers develop new method for studying 'mental time travel'

...memory and could have a wide-ranging impact in the field of neuroscience, including studies of brain disorders such as Alzheimer's disease. The researchers showed nine participants a series of pictures and then asked them to recall what they had seen. By applying a computerized pattern-recognition program...

Geoscientists follow arsenic from chicken feed to streambeds

...essor of geosciences at Virginia Tech, carried out field and laboratory studies to discover the fate of ars...f the arsenic concentrations we are finding at our field site are below the drinking water standards, even below the new standards of 10 parts per billion, w...

New class of antibiotics effective against drug-resistant bacteria discovered in fungi

...essor of geosciences at Virginia Tech, carried out field and laboratory studies to discover the fate of ars...f the arsenic concentrations we are finding at our field site are below the drinking water standards, even below the new standards of 10 parts per billion, w...

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