Indo-Pacific coral reefs disappearing more rapidly than expected
...C-Chapel Hills College of Arts and Sciences. The results were published Aug. 8, 2007, in the online journal...ut for Bruno and Selig, one of the most surprising results was that coral cover was similar between reefs maintained by conservationists and unprotected reefs....UCLA scientists produce functioning neurons from human embryonic stem cells
...of human neurological disease models. The study results are published today in an early online edition of ... that region of the brain to get the most accurate results from your study. Huntingtons disease, for example, is a forebrain disease, so the neurons should be ......s the use of fertilizer and irrigation systems and results in land clearing. These side effects of agriculture can lead to regime shiftsor tipping points which include desertification, salinisation, water degradation, and changes in climate due to altered water flows from land to atmosphere. As human popul...Genetic factors strongly shape how peers are chosen
... risk for a whole host of deviant behaviors. Our results demonstrate clearly that a complete understanding of the pathway from genes to antisocial behaviors, including drug abuse, has to take into account self-selection into deviant versus benign environments, he said. The effects of peers in adolescence c...Computer graphics spills from milk to medicine
...a, the researchers took the next step and made the results useful for computer graphics by determining how the light would actually scatter and be absorbed. It is this information that is used to render realistic images. We have the first complete, bottom-up theoretical model that addresses the shortcomin...Anthrax bacterium's deadly secrets probed
...st of secreted proteins and their properties. The results are stored in a database. Before this new method, researchers would have had to perform these operations manually, often retrieving algorithms for performing the analyses from separate, distributed computers. The team decided to test their metho...Genetic analysis finds greater threat in frog-killing fungus
...f genetic recombination in B. dendrobatidis, which results in multiple, related genotypes and signals that sexual reproduction is occurring." The findings could help explain the global spread of this pathogen, which has also been found in South America, Australia, Europe and Africa, said the researchers. W...Disabling a sensory organ prompts female mice to act like male mice
... blood, disabling the olfactory system. To compare results from mice engineered to have a disabled vomeronasal organ, Dulac's group surgically removed the organ and ensured the nasal cavity was clear and the olfactory system operational. "When we removed the vomeronasal organ surgically, we found the anima...Multicenter study nets new lung tumor-suppressor gene
...discovered. Were currently examining whether these results apply to human lung cancers as well and, if so, how such information can improve treatment." ...Human knowledge is based upon directed connectivity between brain areas
...ored in one single brain area. Access to knowledge results from the cooperation of several brain areas that j... new method of directional coupling analysis these results may open a new perspective on brain processes. For the accurate execution of brain functions it migh...A sensory organ, not the brain, differentiates male and female behavior in some mammals
...le behaviors such as nesting and nursing. "These results are flabbergasting," says Catherine Dulac, Higgins...females to behave so thoroughly like males." The results do not apply directly to humans, which lack a vomeronasal organ, but may open new avenues of investi...Census of Marine Life historians detail collapse of bluefin tuna population off northern Europe
...as other affiliated researchers release the latest results of modern electronic fish tagging efforts off Ireland and in the Gulf of Mexico, revealing remarkable migrations and life-cycle secrets of the declining species. Tuna Past: Case of the Disappearing Bluefins Dusting off sales records, fishery y...Space-borne sensors help Africa tackle water shortage problems
...of Zambia and the Zambian water authorities. "The results of the IWAREMA project can be used to protect Zambias ecosystems particularly in the Kafue flats where wildlife, agricultural activities, fisheries and tourism compete for regulated water resources," Jack Nkhoma of Zambias Department of Water Affairs...UC experts detail new standard for cleaner transportation fuels
...ing that the competition among the different fuels results in real carbon emission reductions, more consumer choice, and minimal costs. Some highlights of the report: Gasoline and diesel fuel refiners, blenders and importers: Gasoline makes up 70 percent of Californias transportation energy, diesel 1...New survey documents the headaches of computerized medicine
...tance of CPOEs unintended consequences. The survey results were described in a research paper published in the July/August issue of the peer-reviewed Journal of the American Medical Informatics Association. [The Extent and Importance of Unintended Consequences Related to Computerized Provider Order Entry at ...Forecasting system provides flood warnings to vulnerable residents of Bangladesh
...ew days to a month or more, often with devastating results for local residents. Farmers and fishers can easily lose a year's worth of income in a single flood. Residents of the largely impoverished districts in the forecast area have said that advance notice of floods could help them ward off some of the w...Scientists prove that disputed Korean stem cell line comes from an unfertilized egg and not cloning
...ic pattern close to the center of chromosomes. The results also revealed that the SCNT-hES-1 cell line was not derived by somatic nuclear transfer as was previously claimed. Our analysis shows that the recombination pattern of SCNT-hES-1 is distinct from that of an ntES line and is consistent with its deriva...Unknotting DNA clue to cancer syndrome
...ents were done in yeast, Hunter predicted that the results could be extended to human cells. "This is a fundamental insight into the mechanism of DNA-break repair," he said. ......ntation of the broken strands take place. "Our results raise a number of interesting possibilities," says Costes. "If less-dense regions of the nucleus are more susceptible to radiation damage, we may be able to use this knowledge to make tumor cells easier to kill. Repair centers in mammalian cells are ...Biologists at Tufts University discover 1 reason why chromosomes break, often leading to cancer
...o monitor the replication process. They expect the results will be similar when tested in human cells based on previous research using yeast chromosomes. "What we did was take two of these regions of predicted high flexibility, plus a region near a cancer cell breakpoint and a control region, and test whe...