New system can measure productivity of oceans
...s. That's the missing piece of the puzzle."The new approach is based on the premise that the 'greenness' in phytoplankton its level of pigmentation per cell is a reflection of its growth rate, said David Siegel of the University of California, Santa Barbara, the third author on the paper. The researchers ha...JCI Table of Contents, March 1, 2005
... colleagues from Harvard University report a novel approach to interfere with translation of IRS-1 and IRS-2 specifically in the liver in order to determine the roles of these molecules in the metabolism of normal mice. Knockdown of both IRS-1 and IRS-2 led to symptoms of the metabolic syndrome, including in...Tufts-NEMC researchers identify enzyme that activates cancer cell growth and invasion
...bed in our study could provide a novel therapeutic approach for treating invasive cancers and possibly other tissue remodeling processes such as inflammation and atherosclerosis," said Kuliopulos....Scientists propose new approach to estimating global ocean productivity
...n populations and how productive they are. The new approach comes down, in a sense, to the color of water and ... the amount of carbon in phytoplankton. Key to the approach is ocean color as measured by satellite. Satellites collect color over a wide spectrum, but a compon...UCLA scientists transform HIV into cancer-seeking missile
... Ph.D., director of the UCLA AIDS Institute. "Our approach proves that it is possible to develop an effective...ls in the body." The UCLA team employed a two-step approach to transform HIV into a cancer-seeking machine. First, the scientists used a version of HIV from wh...Researchers turn to brainpower to beat dementia
... the research with Mensa will be the most powerful approach to studies in this field ever adopted. The study of 2,500 elderly people over 20 years has created the second largest DNA archive in the world the Dyne Steele DNA bank and is unique in that it assessed volunteers for changes in cognitive function. ...New technique may help detect fetal single gene disorders
...asma " The authors write in conclusion that their approach is relatively simple, does not need complex machinery and is cost-effective. "This low-cost and use of simple equipment is especially suitable for the screening of at-risk pregnancies in developing countries."...Other highlights in the February 16 JNCI
...hat the reproducibility of the proteomic profiling approach remains an open question. In a commentary, Liotta, Petricoin, and colleagues respond to the study by Baggerly et al. They note that, because the parameters of their experiments changed for each of the publicly available datasets, they were not surpri...Nano mechanism to control protein may lead to new protein engineering
...have controlled a specific protein, we believe our approach will work with virtually any protein," said Giovan...t. "This research has the potential to start a new approach to protein engineering." The research, published in the journal Physical Review Letters, potentially...Embryonic stem cells treated with growth factor reverse hemophilia in mice
... of research in the N.C. Jaycee Burn Center. "This approach may not only be beneficial, but required in order to solve complex problems such as these in medicine." Although a number of questions need to be answered, this work has great potential for future applications, not only as a novel therapeutic possibi...Computer-aided protein design wins prestigious AAAS Newcomb Cleveland Prize
...ddard, and David Baker. The team took the opposite approach from many in the protein-design field, who try to look at a string of amino acids and predict the appearance of the folded protein. Instead, Kuhlman's group designed a large, complex protein on the computer, synthesized it, and then confirmed that it...Common virus becomes a new target for cancer treatment
.... "The authors provide considerable hope that this approach will realize the important potential of cell-based therapies."...JCI table of contents March 1, 2005
...n, Erwin Wagner and colleagues have used a genetic approach to determine the role of RSK2 in normal osteoblast and osteoclast function, as well as its role in osteosarcoma development. They show that RSK2 deficiency decreases c-Fos stability and osteoblast function, leading to decreased bone deposition and ...Tips from the Journals of the American Society for Microbiology
...arez, D.E. Swayne, D.L. Suarez. 2005. Diagnostic approach for differentiating infected from vaccinated poultry on the basis of antibodies to NS1, the nonstructural protein of influenza a virus. Journal of Clinical Microbiology, 43. 2: 676-683.) Salmonella spp. Prevalent in Oysters in U.S. Waters Oysters...Bipedal bots to star at AAAS media briefing
...horizon, with one researcher exploring how the new approach to robotics can aid development of increasingly energy-efficient prosthetic devices. "This is a perfect example of a single concept yielding benefits in a variety of fields, including medicine," says NSF program officer Gil Devey, an NSF expert on d...Scientists urge outcome-based, watershedwide approach to restore the Chesapeake
...ngton, DC emphasized the importance of an adaptive approach to restoration in the Chesapeakewhich scientists c...r Environmental Science. And this modify-as-you-go approach to restoration should be "watershedwide," panelists say, including upland streams and rivers, not on...UNH fisheries expert to speak at American Association for the Advancement of Science meeting
...nd that a broad, coordinated, scientifically sound approach called "ecosystem-based management" needs to be applied. Andrew Rosenberg of the University of New Hampshire will relay that message and talk to other critical marine resource issues at the annual American Association for the Advancement of Science (...New science sheds light on rebuilding fisheries
...ns to recover it's in fact a triple whammy." One approach consistent with ecosystem-based management is ocea...up with anything better than a marine reserve-type approach where you protect a segment of the population from fishing. There may be other approaches that woul...Coastal dead zones may lead to ecosystem-based fisheries management
WASHINGTON, D.C. -- A new approach to managing ocean fisheries by controlling nutrien...ht someday invoke a new emerging "ecosystem-based" approach to fisheries management, Crowder said. "If we are going to ask farmers in the Mississippi drainage b...WASHINGTON, DC - A new security approach could improve safeguarding of credit card numbers, bank passwords and other sensitive information for those who surf the Internet using wireless connections, researchers told the annual meeting of the American Association for the Advancement of Scien...