American Chemical Society's Weekly PressPac -- Aug. 8, 2007
...rming bacterial enzyme into a tobacco plant. Then they tested the plants effect on TNT-contaminated soil ... and involve complicated analyses. In the study, they describe development of a polymer material that raises a red flag, changing color in the presence bi...NIH gives $8M to University of Pittsburgh School of Medicine for myositis research
...f myositis. Also known as inflammatory myopathies, they are musculoskeletal disorders characterized by muscle weakness thought to be autoimmune diseases. This means that the bodys immune system, which normally fights infections and viruses, for reasons unknown turns on itself and attacks the muscle tissue...Study begins to reveal clues to the cause and progression of sepsis
...h sepsis mount the same immune response, even when they look the same clinically, according to findings fr...ded to address the underlying infection. Instead, they believe that therapies that address the chronic inflammatory response after sepsis and those that ac...Multinational research: protecting ecology means understanding people, too
...ecialists. Its good timing for students as well, they say. Students are hungry for this kind of program, Stronza said. They will address issues of invasive species, declining range size and diminishing species populations, poverty and social conflict, over-exploitation of resources, land-use change an...Climate change isolates Rocky Mountain butterflies
...assius are not currently a threatened species, but they and smaller species native to Rocky Mountain meadows, including some insects and rodents, will suffer "several consequences" if forests continue to expand unchecked. "Often forest management practice is led by the needs of larger species, such as ...AFCYBER holds science and technology symposium
...abilities and current research projects. Together, they addressed future possibilities to merge their knowledge and capabilities in accomplishing the Air Force mission to fly and fight in Cyberspace. This was a great opportunity for us to share our knowledge and experience while forging a way ahead for ...New study warns limited carbon market puts 20 percent of tropical forest at risk
...g tropical forests releases the atmospheric carbon they store, contributing significantly to global climat...ife as stewards of the crucial ecosystems in which they live....Clones on task serve greater good, evolutionary study shows
... sunshine a day, another might get more water, but they pretty much grow up to be just like their parent.The identical offspring of Plant B grow up the same way, except more of the plants in the B family go crazy with those environmental changes. Some get taller than their parents, some are stunted by tho...... also be a potent mediator of glioma invasion, and they show that the expression of this receptor is sufficient to impart a dramatic invasive behavior on genetically distinct tumors. These data highlight a previously unknown function of this receptor and suggest it may be a novel therapeutic target in the...Which came first, the moth or the cactus?
... and examine them empirically to find out how well they predict what really happens," Holland said. Traditional theory of such mutualistic interactions leads to predictions of unbounded population growth or instability and eventual doom due to one species overexploiting another. These predictions clearl...Interaction of just 2 genes governs coloration patterns in mice
...nd dunes along the Atlantic and Gulf coasts, where they now live on white sand beaches. In the process, the beach mice's coats have become markedly lighter than that of their mainland brethren. "In nature there is a tremendous amount of variation in color patterns among organisms, ranging from leopard s...Bursts of waves drive immune system 'soldiers' toward invaders
...g optical tricks to label specific pools of Hem-1, they found that molecules of Hem-1 don't move, but pass... cells. They also want to learn if the wave action they have discovered in neutrophils also controls movement and shapes changes in other cells and organism...Newly created cancer stem cells could aid breast cancer research
... cells and have a higher metastatic potential when they become cancer cells than other normal cells. The culture medium Ince created favors the growth of the human breast cells with high tumor-making and metastatic potential while the standard culture medium favors cells with low tumor-making potential. A...Doernbecher Children's Hospital scientist earns coveted Javits award
... a critical period in their celldevelopment before they are able to make myelin. The fact that thesecells appear normal and are present in large numbers in the regions ofbrain damage raises the possibility that we might develop therapies thatallow these oligo-cells to mature and make the myelin needed to ...Gene regulation, not just genes, is what sets humans apart
...s and chimps were 99 percent the same genetically, they had offered the suggestion that greater difference...l the macaque genome was published in 2005 because they needed a third, closely related relative to compare the regulatory sequences. The mouse genome had...UK scientists working to help cut ID theft
...d, or even an individuals typing rhythm. Currently they are predominantly used in national government systems for border control or criminal justice. They could equally be used in a domestic context to reduce identity theft by helping to secure bank accounts or corporate IT systems. For example the use of...Does the desire to consume alcohol and tobacco come from our genetic makeup?
...ating to alcohol on chromosome 3. On chromosome 4, they uncovered an area relating to smoking and found se...o be involved with diastolic blood pressure (DBP), they found a locus for smoking. on chr 3, in the area identified as being involved with pre-math ...High blood pressure, low energy -- a recipe for heart failure
...more high energy compounds, and without ERR alpha, they can't do it," explains Kelly, the Tobias and Hortense Lewin Professor and Chief of the Cardiovascular Division. "You could say that in high blood pressure conditions, the heart fails because it becomes energy starved. And if you could feed the heart ...X-ray images help explain limits to insect body size
... But if the atmospheric oxygen levels increase, as they did in the late Paleozoic, then longer tracheal tu...eam took advantage of richly detailed X-ray images they produced at the APS to examine the dimensions of tracheal tubes in four beetle species, ranging in b...Abnormal fat metabolism underlies heart problems in diabetic patients
...When mitochondria lose a lot of their cardiolipin, they malfunction. Their malfunction not only interferes...iques has been termed "shotgun lipidomics" because they very rapidly determine which lipids are in tissues and blood. "Shotgun lipidomics provide a precise ...