Inflammation may cause preterm labor and fetal deaths
...y found if receptors responding to the presence of dead or living bacteria in the placentas of mice can be...LR) that sense the surface components of living or dead bacteria. TLR2 and 4 are key receptors in recognizing bacterial surfaces. The investigators concen...Genetic analysis finds greater threat in frog-killing fungus
..., the next year, we'd come back to see hundreds of dead or dying frogs, and then the following year, they'd all be gone." Although genetic testing should be able to detect the spores, scientists do not know where to look for them. In addition, blindly testing environmental samples has thus far failed to...Forecasting system provides flood warnings to vulnerable residents of Bangladesh
...g waters in recent days have left dozens of people dead and several million marooned or displaced, with the toll likely to mount. The pilot program began this summer with the aim of delivering 1- to 10-day forecasts directly to more than 100,000 people living on floodplains of the Brahmaputra and Ganges...Chickadee, nutchatch presence in conifers increases tree growth, says CU-Boulder study
...and lay their eggs in the holes of large trees and dead snags. "This is a very rigorous study that essentially shows that even modest little birds like chickadees and nuthatches can help improve the heath of the trees, which are the monarchs of the forest," said CU-Boulder biology Professor Yan Linhart...Females more prone to brain damage from alcohol abuse
...ved in inhibitory control, and identified live and dead cells with tissue stains. "At this one time point, which is the peak for cell death, we clearly see females are showing enhanced brain damage compared to the males. So, if you're female, the cells are dying; if you're a male, the cells are not," Wi...Increase in creeping vines signals major shift in southern US forests
...umber of vine stems in each plot, identify new and dead stems, and look at vine growth from previous surveys. Vine density in the old-growth, Congaree forest nearly doubled within 12 years. Right after Hurricane Hugo, there were about 100 vines in each plot. By 2002, that average had increased to slight...Soil particles found to boost prion's capacity to infect
...ns may persist in the soil around the carcasses of dead animals and other locations where infected animals shed the protein in body fluids. "These disease agents can stay out there for years and stay infectious," Aiken explains. And herbivores such as deer and sheep, which are susceptible to prion inf......ally necrophagous diptera, i.e. flies that live on dead tissue, cadavers. Such flies detect a dead body in a question of minutes and at times at a distance of several kilometres. They colonise the ca......d dirty bomb attack left all the volunteer victims dead before they even reached the hospital. Many of the responders, particularly fire and rescue personnel, did not understand radiation or how to use their radiation instruments when they arrived at the scene. In efforts to improve emergency response,...UCF professor finds bacterial pathogen may be key to understanding cancer development
...ria can live outside animal hosts. Sources include dead plant matter, fruits and vegetables, unpasteurized diary products and meats that have not been properly cooked. Pregnant women and people with compromised immune systems are particularly susceptible. To avoid contamination, Ireton suggests cooking...Scientists ponder plant life on extrasolar Earthlike planets
...us presence of things that should not coexist on a dead world. The presence of methane and oxygen together on an extrasolar planet, for instance, would be a strong smoking gun for the possible existence of life. Life on the edge They also are looking into the red edge effect. Seen at 700...Salvage logging, replanting increased biscuit fire severity
...udy. This is based on the assumption that removing dead trees reduces fuel loads and planting conifers has..., in the aftermath of a wildfire, removal of large dead trees followed by planting conifer seedlings does not appear to lessen the risk of severe fires in t...Dartmouth professor makes case for ethically universal stem cell lines
...biopsy, somatic-cell dedifferentiation, the use of dead embryos, and the use of abnormal embryos. Greens goal, as stated in the paper, is to greatly accelerate hESC research that is closer to being universally acceptable. I think we can pursue hESC research and also respect the sensitivities of our fel...UCR biologist receives $1.75 million grant to study plant-threatening bacteria
...pecies. They may have picked up pieces of DNA from dead bacteria. We think this interchange of genetic material is relatively recentprobably during the last 100 years or so. Each of the new strains of Xylella identified so far attacks different plants than do the original Xylella subspecies Thats w...HIV in breast milk killed by flash-heating, new study finds
...aditional tests for HIV do not distinguish between dead and live viruses. The RT test, however, cannot detect HIV within cells, but preliminary data suggest that flash-heat inactivates cell-associated HIV as well. "We hope this technique will not only provide HIV-free breast milk that is safe to consume...Caspase-14 protects our skin against UVB and dehydration
...spase-14, the outer epidermis of our skin contains dead cells that are released as flakes of skin. Mice as model To investigate the function of caspase-14, Geertrui Denecker and colleagues, under the direction of Wim Declercq and Peter Vandenabeele, developed knock-out mice that could no longer produc...Cornell lab confirms deadly fish virus spreading to new species
...Michigan; confirmation is pending. And millions of dead freshwater drum formed windrows of carcasses along the beaches of Lake Erie in 2006, all victims of VHSV. Other species from the Great Lakes Basin area that have tested positive by Cornell include bluegill, rock bass, black crappie, pumpkinseed, smal...Colorado River streamflow history reveals megadrought before 1490
...chnique, the analysis of logs, stumps and standing dead trees, known as remnant wood. Baisan said, "Everyone was surprised that we could do this." Woodhouse said, "It's so arid that wood can remain on the landscape for hundreds of years. The outside of some of our remnants date to 1200, meaning the t...From the deep -- Researchers find new species of sea anemone
...g in the unlikeliest of habitats the carcass of a dead whale. A marine biologist would say that discove...one isn't so unusual. But finding one that calls a dead whale home is what sets this new creature apart. Since the scientists who initially found these an...DNA analysis suggests under-reported kills of threatened whales
...not previously been used to estimate the number of dead whales available in trade. The analysis uses the frequency of whales found only once in a survey, and those found more than once in the same or later surveys. The DNA profiling and capture-recapture analysis allowed the researchers to estimate how ...