Diatom genome reveals key role in biosphere's carbon cycle
...t the DOE Joint Genome Institute, provides insight into how the diatom species Thalassiosira pseudonana pr...changes in their population numbers will translate into environmental changes and the global carbon management picture." "These organisms are incredibly imp...NIH awards new $14.5 million, five-year grant to the Scripps Research Institute
...ensional structural information, provides insights into the correlation between protein structure and function. Some day scientists may be able to interpret and catalog the structures and functions of all the proteins in the human body, which will reveal a wealth of information on the biology of human hea...New therapy for specific form of leukemia
.... The cells in the bone marrow that should develop into white blood cells multiply out of control without fully reaching maturity. These blood cells function inadequately, disrupting the production of normal blood cells. Among other effects, this makes patients more susceptible to infections. Leukemia app...DNA sequence controls expression of gene involved in cancer
...lt in calcium and destructive proteins leaking out into the cell. However, the overexpression of bcl-2 in damaged cells can lead to the continued division of the mutated cells and eventually cancer. The expression of the bcl-2 gene is regulated both transcriptionally and posttranscriptionally. One way b...Penn receives grant for initiative to help understand genes' effects on medications
...h. "Biomedical research has been typically grouped into separate, departmentally based specialties, often ...cations. This award will expand the range of study into an exceedingly important biomedical problem and that also raises the prospects of improving the publ...32 new grants made for innovative technology R&D
...can cycle repeatedly and be more easily fabricated into 200kW power units. Cree, Inc. (Durham, N.C.) Low Cost, High Efficiency Chip Scale LED LampDemonstrate a white light-emitting diode (LED) lamp package with an integrated chip approach that would more than quadruple the brightness and double the...Commandeering cellular machinery: recognition mechanism to detect small molecules
... research often involves placing nuclear receptors into yeast cells, which because they do not have nuclea...chers placed each variant, which had been inserted into yeast cells, onto petri plates containing LG335. A small number of yeast cells (less than 0.1 perce......als that a now-extinct species of early human came into direct contact with our species about 25,000 years ago and spread the parasites to our ancestors. The study found modern humans have two genetically distinct types of head lice. One type is found worldwide and evolved on the ancestors of our s...Endangered frogs coexist with fungus once thought fatal
...en identified. The marked frogs were released back into the wild at the time the samples were collected. The authors found fungal infections in the samples of two species, including T. eungellensis . An analysis of tissue from recaptured frogs during the same period showed that the prevalence of infectio...Columbia University scientist wins 2004 Nobel Prize
...uzzle of how we translate the sensations around us into knowledge that is key for our survival and quality...e olfactory bulb, which gave them further insights into how smell is processed in the brain. Each olfactory receptor cell possesses only one type of odoran...A treatment, not a cure: Calcium silicate neutralizes an acidic stream
...rogen oxide, the precursors to acid precipitation, into the atmosphere. Persistent exposure to these pollu...neral, mined from the Adirondacks and manufactured into a pellet form, was manually applied to the study stream. Pellets were added to 50-meters of the 910-...Fungus knocks a frog down but not out, raising questions about amphibian declines
...ogs. Understanding that would give us some insight into how the fungus operates in the wild." The researchers found a steady rate of infection from year to year, but a higher rate of infection in samples taken during the cooler seasons, leading the researchers to speculate that temperature may be...HHMI researchers Richard Axel and Linda Buck win 2004 Nobel Prize
...opped by at least 10 hair-like cilia that protrude into a thin bath of mucus at the cell surface. Somewhere on these cilia, scientists were convinced, there must be receptor proteins that recognize and bind odorant molecules, thereby stimulating the cell to send signals to the brain. The receptor protein...Research team develops nonhuman primate model of smallpox infection
...primate modelhas already provided valuable insight into the pathogenesis of this exquisitely adapted human pathogen." In a related article in the same journal, Rubins and her colleagues examined the host gene expression patterns of hemorrhagic smallpox in these animals. Specifically, they documented fluct...Daphne Koller named MacArthur Fellow
...ncertainty -- by showing how they can be organized into logical, object-oriented hierarchies. She has advanced this concept by implementing "probabilistic relational models," which blend logical and statistical representations in ways that employ standard deductive reasoning. The strength of this appr...Stanford cooling tool may improve performance of athletes, soldiers
... veins located there by mechanically drawing blood into them. The technology was used by some athletes dur...mpic Games in Athens, and it may soon find its way into attire for military personnel and others who work in extreme heat. "We literally cool the body fro...Pine cones lead to a fundamental change in clothing
...tics, which takes ideas from nature and turns them into new technology. Its head, Professor Julian Vincent, said: "The new smart clothing will make wearers' lives much more comfortable by automatically adjusting their clothing to control their body temperature. "We've all known days when the w...Internet data-mining of natural history
...dditional NSF funding last year. eBird now reaches into Mexico. The lab also received funding to bring to the Web Birds of North America , an 18-volume compilation of the life histories of all North American bird species. Thanks to the NSF funding for BNA Online, researchers, students, birders, teacher...Plants provide model for new shape-changing materials
...sed on the direct conversion of biochemical energy into mechanical work. In this manner it will provide a ...mple might be a compact container that will deploy into an antenna after it is transported to a particular location," Leo said. "Biological systems are exc......tics, which takes ideas from nature and turns them into new technology. Its head, Professor Julian Vincent, said: "The new smart clothing will make wearers' lives much more comfortable by automatically adjusting their clothing to control their body temperature. "We've all known days when the weather alter...