UT Southwestern researchers trace how virus that causes AIDS spreads following oral exposure
...earchers uncovered the sites of transmission and a rapid spread of the virus to surrounding lymphoid tissue...on of a vaccine: any vaccine needs to overcome the rapid spread of the virus from the site of infections to tissues throughout the body. The study was funde...Science to restore the nation's ecosystems
...d to better plan actions that may provide the most rapid water-quality improvement in the Bay. Detecting Trends in Water Temperatures in the Lower Klamath River, California , John M. Bartholow, USGS, Fort Collins Science Center, Fort Collins, CO, 5:00-7:00pm. Location: Poster & Exhibit Area. This poster...Scientists discover key egg enzyme for blocking sperm entry after fertilization
...ed to fertilize it. In fact, an egg must undergo a rapid and complex series of changes to prevent entry by more than one sperm, called polyspermy, because it is detrimental to normal development. A study published in the December issue of Developmental Cell provides exciting information about the discovery...Study urges caution in contaminant source tracking
...aced with contaminated drinking water, they want a rapid response and remediation," said Don Stoeckel, USGS technical lead for the project. "This could involve repairing sewers, modifying agricultural practices, or other efforts that are costly. The ability to trace back to the source is crucial in making ...Academy meeting highlights advances in detecting Amish, Jewish, and Icelandic genetic diseases
...in candidate genes, to develop genetic testing for rapid diagnosis and newborn screening, and to map and identify novel disease-related genes. Other speakers include: Kari Stefnsson, President, deCODE Genetics; Thomas Murray, The Hastings Center; and Jeffrey Friedman, Marilyn M. Simpson Professor at Rockef...Researchers discover direct link between agricultural runoff and massive algal blooms in the sea
...afloor to the surface nutrients that stimulate the rapid reproduction and growth of microscopic algae, also known as phytoplankton. These events often benefit marine ecosystems by generating tons of algae that are consumed by larger organisms. But several phytoplankton species produce harmful blooms, known...NIH provides $32.8 million to enhance biomedical informatics research network
...ient use of this infrastructure at an increasingly rapid pace. These tools and best practices are intended to maximize the extent to which the infrastructure being developed can quickly be deployed to support the greater biomedical research community....Study identifies key aspect of immune response against HIV
...umventing the virus's ability to avoid vaccines by rapid mutation. The study in the Dec. 9 issue of Natur...r. "These data suggest an explanation for the more rapid evolution of HLA-B in response to other infectious diseases, not only HIV. This is an exciting time ...Injectable gel could speed repair of torn cartilage
...technique uses light, which he says is a much more rapid and controlled process. Dont look for the gel anytime soon, he warns, as the research is in its early testing stages and could take at least five years before its available to consumers. We would eventually like to make a material that is as strong a...MIT team aims to mend broken hearts
... turns out, electrical stimulation was crucial for rapid assembly of functional tissue," said Milica Radisic, MIT PhD 2004, who will be joining the faculty of the University of Toronto next year. After only eight days of cultivation, single cells grew into a tissue "with a remarkable level of structural an...$43 million from Gates Foundation to produce inexpensive antimalarial drug for Third World
...eam project: interesting science, high technology, rapid transition from the bench to the bedside, and most important, critical need." To produce the artemisinin, Keasling and his team have genetically modified microbes. This approach, one of the first triumphs of a field called synthetic biology, also pro...Growing cities in arid regions
...n arid regions must deal with pressures created by rapid growth, the patterns that shape growth, and the scarcity of resources in the natural environment. Understanding this basic principle is the biggest single sustainable issue confronting urban design in arid regions. The School of Architecture at the ...Research points to new theory driving evolutionary changes
...mutation mechanism they believe is responsible for rapid evolutionary changes in the physical appearance of...live dogs, offer a new explanation for the sudden, rapid rise of new species found in the fossil record. They also help explain the variability in appearance...UCSB makes important advances in studies of retinal detachment
...f diagnosis and surgical repair may result in more rapid and improved recovery after reattachment surgery. Future research will include determining the effectiveness of this hyperoxia therapy when administered both before and after reattachment surgery, and methods for better inhibition of the undesirable ...Fewer calories may slow Alzheimer's
...find out why diet restriction has such profoundand rapid effects, Finch said. "We are going to look into the details of metabolism to try andisolate which of the consequences of diet restriction is at work,"Finch said. "Is it the blood glucose? Is it the lowered insulin? Thoseare two targets." ...Femtosecond laser technique opens new opportunities for research on neural regeneration
...g new, Chisholm said he was still surprised by the rapid recovery of function in the worms. Most of the severed axons regrew within 12 to 24 hours after the laser surgery. Preliminary observations indicated that after an axon is cut, the nerve cell sprouts a new axon from the severed end that regrows to re...Microbe's genome reveals insights into ocean ecology
...o move marine biogeochemical research forward at a rapid pace, both by generating hypotheses about how the ocean works and by providing tools to investigate these hypotheses in the ocean." Moran and colleagues at UGA along with Ward, John Heidelberg, and other scientists at TIGR headed up the pro...Model simulates dynamics of heart rhythm disorders
... rotating at a high frequency can result in a more rapid contraction of the heart. Ventricular fibrillation is caused by spiral waves degenerating into a chaotic pattern of many small waves. Ten Tusscher demonstrated that in a healthy heart, stable three-dimensional spiral waves arise after the administrat...Weizmann Insitute scientists show how proteins beat the evolutionary stakes
...s may provide the evolutionary shortcut needed for rapid adaptation. Dr. Dan Tawfik's research is supported by the Y. Leon Benoziyo Institute for Molecular Medicine, the Dolfi and Lola Ebner Center for Biomedical Research, the Estelle Funk Foundation, the Dr. Ernst Nathan Fund for Biomedical Research, the ...Immune system contributes to evolution of a new fluorescent protein
... efficient way the human immune system generates a rapid response to create a near-infinite variety of antibodies, researchers have "hijacked" that machinery and used it to evolve a new type of fluorescent protein. The mutation process, called somatic hypermutation (SHM), normally acts on immunoglobulin ge...