Tips from the Journals of the American Society for Microbiology
...ain but not in the thorax or abdomen, indicating a close relation between viral infection in the brain and aggressive worker behaviors." (T. Fujiyuki, H. Takeuchi, M. Ono, S. Ohka, T. Sasaki, A. Nomoto, T. Kubo. 2003. Novel insect picorna-like virus identified in the brains of aggressive worker honeybee...Discovery could lead to better treatment for cryptosporidum infections
... got to solid conclusions fast." What Striepen, in close collaboration with Jessica Kissinger's bioinformatics group, discovered in the genome of the parasite was somewhat unexpected: the parasite has lost the ability to synthesize a group of compounds called pyrimidines, which are crucial building blocks ...Optically recording millisecond brain nerve impulses
...a neuron as chemically gated ion channels open and close with changes in electrical polarity. The quantum physical optics phenomenon, second-harmonic generation (SHG) is the first multiphoton technique capable of detecting action potentials. SHG is particularly useful for imaging these impulses because it ...Surveillance and containment would be effective intervention against deliberate smallpox attack
...t consist of isolating known cases and vaccinating close contacts. Delays in isolating cases by even one ...archers concluded that targeted vaccination of the close contacts of infected individuals during a smallpox outbreak following a small attack could rival the...Planning effective bioterror responses
... policy isolating new cases and vaccinating their close contacts should be sufficient to contain a relatively wide-scale release of the virus. Longini's team will report their results, from a simulation of the possible paths of a smallpox epidemic that initially infects 500 people, in a study submitted ...Powerful machines are coming in small packages
...leagues have thousands of anodes and cathodes very close together. Thus, the ions don't have to travel as far as they do in standard batteries. "It's like a traditional battery concept but multiplexed," said Madou, who calls each battery element a "baxel" (a riff on "pixels," also arranged in a matrix). Th...International science team tracks ocean predators around the globe
...ck by the end of that year to the western Atlantic close to the point where we tagged them. Piece by piece, we are assembling a picture of how these animals are using their environment." The tuna tag data allow scientists to document where animals go over seasons and even years, and are critical to underst...European researchers launch 10 million euro collaborative technology project
...ical molecules. Without such models at hand, it is close to impossible to understand biological processes, for instance the way proteins and other molecules behave in cells, or to design new drugs that will affect their functions. The most common method for obtaining such three-dimensional models is to bom...Comets spread Earth-life around galaxy, say scientists
...e of Earth history there may have been a few dozen close encounters with star-forming nebulae, during which microbes might be injected directly into young planetary systems. If planets capable of sustaining life are sufficiently common in the Galaxy, the Cardiff based scientists conclude that this mechanis...Destructive wizardry of Ozz-E3 ligase appears key to building skeletal muscles in embryos and adults
...ssue of Developmental Cell. "Our finding of the close link between PPCA and Ozz genes might explain why some children with severe neurodegenerative disease caused by mutation of PPCA also suffer from muscle disorders. We are now studying that possibility," d'Azzo said. The St. Jude team made their disco...A shocking surprise: High voltage + rats = ozone, reopens power-line debate
...linemen or anyone else who spends many hours a day close to high voltage devices. Goheen is quick to note that such workers have more immediate concerns than whiffing a little ozone such as electrocution and falling. But he notes that if ozone is produced, it is possible that other so-called reactive spec...Natural killer cellers are made, not born
...ses in the body. The Rockefeller scientists are in close contact with clinicians interested in tailoring immune cells -- such as natural killers -- in treating human leukemias. The current Journal of Immunology publications also contribute to strategies for dealing with the viral menace known as Epstein-B...The Rosetta space probe's long trek to Comet 67P/Churyumov-Gerasimenko
...ars it will investigate Churyumov-Gerasimenko from close up. Dr. Gerhard Schwehm, lead scientist for the R...the monotony for Rosetta. The spacecraft will come close to an asteroid at the end of 2008. Asteroids are, it will be remembered, rocky bodies, some as large...Avian flu: Shut down wild bird markets, experts say
...ce tens of thousands of wild and domestic birds in close quarters, allowing diseases to make the jump betwe...y and regionally through the wild bird trade is to close down the wild bird markets within Asia, and for airlines to stop carrying large numbers of animals o...'Kissing' RNA and HIV-1: Unraveling the details
...e a proton (a positively charged particle) at a pH close to that of living cells. The proton's presence alters the RNA structure and accelerates its refolding by a protein associated with viral maturation. Taken together, these observations suggest that such a mechanism might be at work during viral infect...Sex in the brain: How do male monkeys evaluate mates?
...ties." The marmoset data corresponded surprisingly close to human fMRI studies, the scientists found. "The ...on samples from periovulatory females, those at or close to ovulation. Other samples, taken from ovariectomized females, gave the researchers a way to compar...A killer microbe as a living antibiotic
...fibers that allow Bdellovibrio to pull itself into close proximity with its prey. By using a lytic cocktail that is capable of degrading lipids, proteins and carbohydrate molecules, Bdellovibrio then generates an opening in the cell wall of the prey. Via a pulling motion the predator navigates itself in th...UF study: World shark attacks sink again, may signal long-term trend
...uch as an upswing in numbers of bait fish swimming close to shore, or by changes in people's use patterns, Burgess said. But the three-year decline in attacks may be the result of factors that indicate a longer-term trend, such as the possibility there are fewer sharks and people together in the water ...European Virtual Institute for Genome Annotation receives 12 million Euro
..."The development of methods, tools, and servers in close interaction with experimentalists is one feature that distinguishes the network from previous pan-European efforts in bioinformatics," says Thornton, "and although there are 24 formal partners, BioSapiens is not a closed shop: once the infrastructure...Reward mechanism involved in addiction likely regulates pair bonds between monogamous animals
...rding to Dr. Young, the findings, coupled with the close proximity of the nucleus accumbens and ventral pallidum-- two regions with heavily interconnected structures--suggest that a common neural circuit in male and female voles regulates pair bond formation. Past studies have found the dopamine system of...