Weizmann Institute scientists discover a control mechanism for metastasis
...th cancer metastasis to the lymph nodes the first station of migrating cancer cells as they spread to other parts of the body. In another experiment, the scientists examined the effects of drugs that block the growth factor receptors on the cell walls. In patients who received these drugs, the harmful 'p...... something like finding a friend in a Tokyo subway station during rush hour. In the classical view of molecular recognition, the binding molecules fit each other like a lock and key. Half a century of research has shown, however, that in numerous cases, the molecules need to deform in order to bind, as t...Invisible gases form most organic haze in urban, rural areas
...rucks, gasoline evaporation that occurs during gas station fill-ups, and some industrial processes, said Zhang. VOCs also are produced naturally by vegetation. The U.S. Environmental Protection Agency does not currently regulate VOCs except for on-road vehicles and industrial settings, said Jimenez. J...Double identities lie behind chromosome disorders
...x cells are formed. Sex cells contain a control station for monitoring the mechanism that ensures that the correct numbers of chromosomes are distributed during cell division. Scientists have now shown that there is an alternative distribution mechanism in female sex cells that cause chromosome disorders....Early fire risk for mountains near Los Angeles
...t a University of California, Los Angeles, weather station can be used to make statistically valid predictions of when live fuel moisture would drop to the 77 percent and 71 percent thresholds. Live fuel moisture data came from the Los Angeles County Fire Department, which about every three weeks collects...News tips from the Journal of Neuroscience
...e cerebellar flocculus, an intermediate processing station in smooth-pursuit eye movements. During 200 presentations of the same moving visual stimulus, monkeys showed trial-to-trial variations in behavioral eye movements and in PC firing. This variability was low when eyes were fixed, and then increased dur...Cellular message movement captured on video
...searchers showed that paxillin serves as a docking station for a variety of signaling and structural proteins, they have been limited to visualizing paxillin with dyes that stain cells rigidly attached to microscope slides. Those snapshots of fixed cells cant reveal paxillin movement. We can now see the dy...Some forest birds can survive in agricultural countryside with limited habitat conservation
...awake and moving," Sekercioglu said. "We leave the station at 4:30 a.m." The researchers recorded every bird's information in a database, including its species, band number and the number of daily sightings. The team tried to record at least 50 to 100 sightings for each of the 156 birds scattered across a ...Computer model maps efficient inoculation of hospital staff in pandemic outbreak
...cated by existing hospital pharmacy outposts. Each station was run by three nurses and other support staff, administering medicine to 200 employees during an eight-hour shift, figuring an average dispensing time of five minutes each. The method found to be the best, called the "ticket strategy" and inspire...K-State to collaborate on research to forecast ecological consequences of environmental changes
...vancy and K-State and operated as a field research station by K-State's Division of Biology; the Consortium for Global Research on Water-based Economies; and the Geographic Information Systems and Spatial Analysis Laboratory. Dodds said forecasting biological and ecological consequences of accelerating glo...Christian Paradis announces $4 million for renewable energies
... underground pipelines, constructing a compression station and biomethane capture networks, and supplying water to the greenhouse complex. "Our government is taking serious action on climate change, but we cant do the job alone," said Mr. Paradis. "All Canadians will need to join in the effort. Les Serres...3M Manchester research center to develop vital new science
...ience applicable to manufacturing processes, power station planning and analysis of the human body. The Centre for Interdisciplinary Computational And Dynamical Analysis (CICADA - pronounced SIKARDA) - which brings together computer scientists, mathematicians and engineers - is being established with a 1.7...'Personality-gene' makes songbirds curious
...r a receptor in the brain, which forms the docking station for the neurotransmitter dopamine. Birds with a specific variant of this dopamine receptor D4 gene show a stronger exploratory behaviour than individuals with other variants (Proceedings of the Royal Society London B, 2 May 2007). There is already...Scripps research scientists identify new regulatory mechanism for critical protein signaling domain
...r. If you were trying to dock your ship at a space station but found that the docking stations weren't fully compatible, the station would send over an engineer called IP4 and he would reconfigure your dock to fit the space station."...Unique tomatoes tops in disease-fighting antioxidants
... at an Ohio State-affiliated agricultural research station in northwestern Ohio. Following harvest, both tomato varieties were immediately processed into canned tomato juice and concentrated. Italian seasoning was added for taste. The 12 adults participating in the study ate two spaghetti test meals one i...Huddling and a drop in metabolism allow penguins to survive the South Pole cold
... penguin colony of Pointe Gologie, near the French station of Dumont d'Urville, Adlie Land, Antarctica. Light durations for the colony site varied from two to 11.5 hours. At the mid-point of the pairing period, between April 22 and May 5, 2001, five pairs of emperor penguins were captured and had devices ("...Low-pathogenic forms of bird flu do cause illness among birds
... by the end of December. Also, their next fuelling station is only 35 km away instead of the usual 250 km. Sick birds fuel at a lower rate: they take fewer bites per day and their digestion seems to be impaired. Presumably, this is due to their need to channel more energy towards their immune system. Being...News tips from the Journal of Neuroscience
...erior temporal area (MSTd), a possible integration station for these signals. They asked: what is the spatial reference frame for signals represented in MSTd? The authors used a three-dimensional virtual reality system in which they presented monkeys with visual or vestibular cues separately while recording ...Fires fuel mercury emissions, University of Michigan study finds
...le, Wyoming. Wildfires were burning all around the station that summer, and smoke blanketed the camp. Around that time, Biswas happened to read a new scientific paper suggesting the possible role of fires in global mercury emissions. "There I was, watching forest fires around our field camp, and it seemed ...Four Arnoux's Beaked Whales observed from Polarstern expedition
...re they were observed. Supply of German Neumayer station After crossing the Atlantic and the sea ice of t...e Atka Bay Polarstern supplied the German research station Neumayer on the Ekstrm Ice Shelf with food and fuel.Helicopters brought up hoses to refill eight 20,...