'Might have been' key in evaluating behavior
...d, localized and precisely parsed from the brain's standard reward signal that reflects actual experience. Each subject took part in a sequential gambling task. The player makes a new investment allocation (a bet) and then receives a "snippet" of information about the market either the market went up and ...DNA-damage test could aid drug development
...xtend the technique to humans. Humans are the gold standard in that one wants an assay that directly predicts toxicity in humans, not animals, and you could obtain human bone marrow that's left over from medical procedures." "If you could change the micronucleus assay to have a human cell readout, that woul...ESA presents the sharpest ever satellite map of Earth
...especially pleased that the LCCS a joint FAO/UNEP standard is being used as the basis of the classification," Latham said. The GlobCover processing chain has been developed by MEDIAS France, which is also operating the processing chain, together with Brockmann Consult, the Universit catholique de Louvain...NIST building software offers green product advice
...into an overall performance measure using the ASTM standard for Multi-Attribute Decision Analysis. For the ent...s are defined and classified according to the ASTM standard classification for building elements known as UNIFORMAT II. BEES 4.0 includes a number of new non-...New petroleum-degrading bacteria found at Rancho La Brea Tar Pits in Los Angeles
...lt, after which it could be purified by other more standard methods used for environmental samples. Next in their research Kim and Crowley plan to perform a thorough, quantitative and qualitative assessment of the bacteria in the tar pits to identify genes that may have application for petroleum processing...DNA repair proteins monitored at double-strand break
...roteins that repair DNA than is possible using the standard microscope-based approach previously used for such work." Kastan is the papers senior author. A deficiency in two of these repair proteins, ATM and NBS1, leads to defects in double-strand break repair by disrupting the signaling processes triggered...Newborn neurons like to hang with the 'in' crowd
...rk of brain cells, at least in mice living in bare standard cages. Providing the mice with a stimulating, enriched environmentlarge cages filled with running wheels, colored tunnels and playmatesboost the number of neurons that manage to hook up with the existing network to 80 percent, reinforcing the observa...Argonne's Joachimiak and Rosenbaum honored with the 2007 Compton Award
...as his innovative designs, that have set the world standard for biological diffraction. Currently Rosenbaum is a senior beamline scientist at the Southeast Regional Collaborative Access Team, operated at the APS by the University of Georgia, where he holds an appointment with the Department of Biochemistry an...$4.4 million NIH grant renews Echinacea and St John's wort research at Iowa State
...million Studies have shown it to be comparable to standard antidepressants in treating mild to moderate depression and with fewer side effects. Research supports its potential application to a wide range of other health conditions, including premenstrual syndrome and alcohol and smoking cessation. More inf...... how to incorporate rhythm, and how to cram the 20 standard amino acids (the building blocks of proteins) into just 13 notes. The duo focus on codons sets of three adjacent bases that code for particular amino acids. They decided to include four different note durations with codons that appear more frequ...Study confirms the risk of exposure to secondhand tobacco smoke outdoors
...heart or lung disease. The current EPA ambient air standard for PM2.5 is 35 micrograms per cubic meter of air averaged over 24 hours. Levels that exceed 35 micrograms are considered unhealthy "However, since tobacco smoke contains many toxic components, including carcinogens, it may be even less healthy tha...Lab-on-a-chip device from Berkeley Lab to speed proteomics research
...multinozzle emitter that can be fabricated through standard microfabrication processes. In addition to having lower back pressure and higher sensitivity, multinozzle emitters also provide a means to systematically study the electrospray ionization processes because the size of each nozzle and density of nozzl...Enhanced environment restores memory in mice with neurodegeneration
... on memory tests than the animals that remained in standard cages. The researchers also tested the effects of an enriched environment on the animals' long-term memory. They knew that the fear-conditioning test established a lasting long-term memory in the mice. So, they tested whether environmental enrichme...New nanocomposites may mean more durable tooth fillings
...esearchers new technique solves a problem with the standard composite resin filling, a natural-looking restoration that is the method of choice when appearance is an issue. A dentist creates the filling by mixing the pure liquid resin with a powder that contains coloring, reinforcement and other materials, pa...Data presented at ISHLT meeting confirm RNA analysis can identify rejection in lung transplant recip
...ently, uncomfortable and invasive biopsies are the standard for monitoring lung transplant recipients for acute cellular rejection. Biopsies are performed frequently in the first year post-transplant and periodically thereafter, often for the patient's lifetime. Current data shows that 1,400 lung transplant...Research group gets $7 million to pursue new antibiotic agents
...ents. The research will look for alternatives to standard antibiotics, which are losing their effectiveness against common infectious agents. Health experts worldwide are concerned about the spread of antibiotic-resistant microbial infections and the shrinking arsenal of compounds that can effectively treat...New edition of touchstone microbiology reference book now available
...of the Manual of Clinical Microbiology defines the standard for operating a state-of-the-art diagnostic laboratory, including an optional CD-ROM of digital images. "When it was published four years ago, the eighth edition of the Manual of Clinical Microbiology was a dramatic change from previous editions, gr...A steady, high-fat diet is bad, but the news gets worse
... Two hours later the two groups were subjected to standard physical and mental stress tests while having their cardiovascular responses measured. They performed a mathematical test designed to be stressful, completed a public speaking exercise about something emotionally provocative, held an arm in ice water...ACS News Service Weekly PressPac -- April 18, 2007
...e more effective in mice bearing human tumors than standard SS1P, the report states. A single dose of the modified SS1P resulted in complete regression of the mouse tumors, the first time that such an effect had been observed, the researchers said. PEGylation of SS1P and other immunotoxins may hold promise fo...Carnegie Mellon University scientists identify genes activated during learning and memory
... collected and made freely available. "By using standard nomenclature and multiple identifiers, we've made this a robust set of data for future research studies," Schwartz added. ...