3-D study of immune cell interactions reveals details of an effective antibody response
...ections to the T zone - which contains an abundant supply of CCR7's stimulating protein, CCL21. Finally, the authors observed that once in the T zone, B cells form stable interactions only with activated helper T cells that share a cognate antigen. Thanks to the T lymphocyteB lymphocyte dynamics outlined...Gene variants predict bleeding after heart surgery
...ince an estimated 20 percent of the nation's blood supply is used to treat these patients. "While larger studies are needed to investigate the genetic associations we have uncovered, if our observations are confirmed, genetic screening could become an important part of our pre-operative evaluation of heart ...ORNL technologies win maximum Federal Laboratory Consortium awards
...logical research, the AquaSentinel real-time water supply protection monitoring biosensor system, the Photo-Molecular Comb biomolecular separator and the miniature californium-252 neutron source for cancer therapy. The awards were presented during the consortium's national meeting in Orlando. The consortium...New NSF-AAAS report highlights 'learning communities,' other STEM educational strategies
...s.org/publications/books_reports/CCLI/ . A limited supply of print copies are available to working reporters (contact the press officers listed above). Non-reporters also may obtain printed copies, while supplies last, for $19.95 (for more than five copies, please inquire about shipping and handling costs)....Brain chemical serotonin involved in early embryo patterning, Forsyth scientists find
... the researchers found that frog embryos contain a supply of serotonin provided in the egg by the mother. This maternal supply of serotonin functions during the first few cell divisions and then is degraded by an enzyme (Monoam...Fungus-farming termites descend from an African rain forest Eve
...i. By offering those domesticated fungi a constant supply of growth substrate, and humid, highly buffered, rain forest like climatic conditions in their nests, termites have been able to export this rain forest process into the savannas. The marrying of termites and fungi in a mutualistic symbiosis has thus...ESA's Epidemio and Respond assist during Angolan Marburg outbreak
...spond. The first is a Data User Element project to supply satellite data and products to epidemiologists exploring links between the environment and disease. Respond is a consortium dedicated to supplying satellite-based geo-information products direct to humanitarian users in the field, with partners inc......ces can mediate epigenetic change for example the supply of folate can affect DNA methylation. Mother's diets also come under Hanson's and Gluckman's scrutiny. People's protein intake has decreased since humans evolved, meaning that carbohydrate and fat intake must have increased to compensate. The res...Early origins of obesity: Programming the appetite regulatory system
...em before birth, and that increases in nutritional supply are able to regulate the expression of these components. An up and coming researcher in this field and coauthor, Beverly Mhlhusler, says: "The concept of a fetal appetite is a difficult and intriguing one. What our research suggests is that all the...Blocking blood vessels provides new option for large group of advanced lung cancer patients
... combining a drug that cuts off the cancer's blood supply with standard chemotherapy can shrink tumors and extend life. In fact, adding the "anti-angiogenesis inhibitor" bevacizumab (Avastin) to standard chemotherapy extended median survival beyond one year for the first time among patients with advanced no...Stegosaur plates and spikes for looks only, researchers say
...rs of many living animals contain large vessels to supply blood needed for fast growth. None of these horns ...s and their ancestors was to carry the large blood supply needed for the fast growth that was thought to be typical of dinosaurs. In addition, not all stegosa...Marshes tell story of medieval drought, little ice age, and European settlers near NYC
...ity changes have the potential to affect the water supply of the city. During the Little Ice Age from the early 1400s to late 1800s, the vegetation changed again to plants that favored cooler and wetter climates. The core records revealed increases in spruce and hemlock that prefer cooler and wetter climat...Polymer expert writes text about better, inexpensive ways to create plastic
... chapters and called upon international experts to supply the rest of the information. Xanthos directed the Polymer Engineering Center at NJIT until 2003. Xanthos studied chemical engineering at the University of Toronto, where he received his doctorate in 1974. He has been Manager of Research and Developm...Ecosystems, economic choices and human well-being
...ur balance sheets, but if we did the services they supply would dwarf everything else in value. The Millennium Ecosystem Assessment delivers this message loud and clear, reflecting the consensus of over 1,300 scientists that ecosystems support human life, and by harming them we harm ourselves. The sooner ...Dietary supplement a potential treatment for Canavan disease
... was to test the hypothesis that deficiency in the supply of NAA-derived acetate results in decreased synthesis of myelin-related fatty acids and lipids, and that this lipid synthesis deficiency causes CD. Analyses of newly synthesized lipids in the brain revealed significant decreases in four or five majo...First technology to remove prions that cause vCJD from blood launched
...t by vCJD, to help protect the safety of the blood supply and prevent the spread of this insidious disease."...ncreased pressures on the availability of adequate supply of blood for transfusion. As the donor population becomes even more limited with each additional re...Double triumph in stem cell quest
...he US. By contrast, there is a virtually limitless supply of existing ESCs for fusion with adult cells. Then there is the ethical issue, which is again exercising Congress. With Verlinsky's method, federally funded researchers could try to derive stembrids using already-approved ESC lines. Verlinsky stil...Studies reveal how cells sense oxygen
...o obtain energy and respond to decreases in oxygen supply by activating genes that preserve oxygen in tissues. Earlier findings suggested that reactive oxygen species generated by mitochondria under low oxygen conditions regulate a variety of hypoxic responses, including the activation of hypoxia-inducible ...Cell's power plants also sense low oxygen
...her. Further, we found that in these cells, we can supply the missing signal that triggers HIF accumulation by adding back ROS." One of the group's most important observations, according to Simon, was finding that reducing oxygen levels to near zero, called anoxia, triggers an entirely different protective ......h many interlocking pieces. Robison's research may supply a piece of the puzzle that has long been missing....