American Chemical Society's Weekly PressPac -- July 25, 2007
...est that urinary 1-NP metabolites may be used as a representative biomarker for assessing exposure to diesel exhaust. ARTICLE #3 FOR IMMEDIATE RELEASE Identification and Quantification of 1-Nitropyrene Metabolites in Human Urine as a Proposed Biomarker for Exposure to Diesel Exhaust DOWNLOAD PDF http://pubs.ac...American Chemical Society's Weekly PressPac -- July 18, 2007
...terviews several experts on the topic, including a representative from industry giant and sandpaper pioneer 3M. Abrasives, or the gritty particles on sandpaper, can range from natural minerals, such as garnet or emery, to synthetic materials, such as fused aluminum oxide or silicon carbide. Choosing an abrasive c...New research shows vaginal bacteria vary among healthy women, need customized treatment
...ch team compared the type of vaginal bacteria in a representative group of Caucasian and black women in North America. Three major findings emerged from the study: there are at least eight kinds of normal vaginal bacterial communities, each community is different, and, among the eight kinds of communities, some bac...U-M, Israeli scientists report major advance in search for genes associated with colon cancer
...of the population and our ability to study it in a representative manner. Unraveling the mysteries of the susceptibility to disease is moving rapidly since the publication of the complete sequence of the human genome in 2003. Says Gruber, The mystery of the relationship between our genetic code and disease is now...Germany's embryo protection law is 'killing embryos rather than protecting them'
...n Reproduction and Embryology today (Wednesday). A representative of the German IVF registry has called for the law to be changed urgently to ensure that this situation does not continue. The German embryo protection law, passed in 1991, stipulates that no more than three embryos can be created per cycle of IVF a...Pre-implantation genetic screening reduces both ongoing pregnancy and live birth rates in over 35s
...the whole, so that chromosomal analysis may not be representative of the entire embryo. PGS is a relatively new technique that is in increasing use in IVF centres around the world. In 2003, more than 1700 IVF cycles with PGS for various indications were reported to the ESHRE preimplantation genetic diagnosis (ES...... the world at large. Cynthia Jones, who is the US representative to the INES Advisory Committee and is also a senior technical advisor on nuclear security at the Nuclear Regulatory Commission (NRC), reviewed the use of the scale, and will illustrate how it is used, such as in reporting nuclear events in the US. ...Glimmer of hope for Tahitian tree snails' survival
...es that it may be possible to maintain genetically representative remnant wild populations on Tahiti, the largest Society Island, although this will require proactive conservation measures. Progress on Tahiti may pave the way for the re-introduction of surviving captive snails to the other Society Islands. He emp...New findings challenge established views on human genome
...e targets were strategically selected to provide a representative cross section of the entire human genome. All told, the ENCODE consortium generated more than 200 datasets and analyzed more than 600 million data points. Our results reveal important principles about the organization of functional elements in the...Understanding why C. difficile causes disease -- it's hungry
...e responsible for more than half of all cases in a representative sampling in Quebec. The highly virulent strain has a much higher toxin production which leads to more destructive and deadly disease, says Vivian Loo of McGill University. Sonenshein is studying a five-gene region of the bacteriums chromosome kn...Study identifying alteration in gene associated with uterine cancer
...on with Dr. Goodfellow, who provided tumor samples representative of the different types of uterine cancers, as well as a wealth of expertise on endometrial cancer. "This partnership between researchers at TGen and Washington University School of Medicine combined with previous work in endometrial cancer performe...Latest strategies for moving research toward a cure for diabetes explored at global scientific forum
... accelerate the cure for diabetes. "The Forum is representative of JDRFs unrelenting commitment to our billion dollar global campaign to find a cure for type 1 diabetes and its complications," said Arnold Donald, President and CEO of JDRF. "With each new development found through clinical trials and cure therape...Stanford scientists make major breakthrough in regenerative medicine
...550 million years ago. By studying this modern day representative of our evolutionary ancestor, researchers are able to identify fundamental principles of complex processes, such as healing and organ regeneration, on which new treatments are based. "The aim of biomedical science is to understand life so we can de...How much nitrogen is too much for corn?
...rolina scientists, the collected soil samples were representative of millions of hectares in agricultural production in the southeastern USA. Corn was planted at each site with a range of nitrogen fertilizer rates, and the optimum nitrogen rates and the soil assay results were compared among the sites. From the ...Alternative-fuels pioneer receives first-ever $100,000 Lemelson-MIT Award for Sustainability
...fense Council. Lynd was also the biofuels industry representative on an advisory committee to the Executive Office of President Clinton on reducing greenhouse gas emissions from personal vehicles, and has twice testified before Congress. Lynd is also an inspiring mentor to others. He manages the only graduate fel...Story tips from the Department of Energy's Oak Ridge National Laboratory, March 2007
...ear equations developed for this work are far more representative of real-world conditions and hopes these findings will spawn new research in other disciplines. This research was funded in part through ORNL's Laboratory Directed Research and Development program. [Contact: Ron Walli, (865) 576-0226; wallira@ornl.go...Stem cells act through multiple mechanisms to benefit mice with neurodegenerative disease
...oapproach, as proof-of-concept, a mouse model of a representative lethalneurodegenerative disease. Next, they used mouse neural stem cells(NSCs), a type of "adult" stem cell, to establish the parameters of whatmight or might not be achievable in this disease. Then, havingdemonstrated success with mouse cells, they ...New study rewrites evolutionary history of vespid wasps
...the other mitochondrial DNA) and included very few representative species, some of which were unsuitable for the analysis. The new study examined variations in fragments of four genes across 30 species of vespid wasps. Four independent statistical analyses tested the reliability of the pattern of relationships th...European launch of International Polar Year 2007-2008
...n and Planning Office, European Space Agency and a representative of the of the Climate Unit of the European Commission....IDIBAPS participates in European Network on antibiotic resistances and hospital infections
...ael. IDIBAPS-Hospital Clnic is the only nationwide representative of the network, and has the participation of the group of Dr. Jordi Vila , head of the Bacteriology Unit of Hospital Clnic, and member of the Public health, epidemiology and international health group of IDIBAPS. The appearance and spread of ...