Brightness discrimination in the dog
...mise. Because their visual systems have to operate under a wide range of light conditions, something has to be given up. She says this idea is an initial supposition, and that more study is needed to arrive at a firmer conclusion. This research helps to show that dogs' perceptual world is very different fr...$6 million appropriation to focus Sandia research on drinking water desalination, removal of arsenic
...or large communities or can be small enough to sit under a kitchen sink. Sandia researchers already have developed one type of adsorbent that has been shown to work, the Specific Anion Nanoengineered Sorbents (SANS). Others are also being researched. "The strict arsenic standards that take effect in 2006 a...Purdue yeast makes ethanol from agricultural waste more effectively
...ast is used in combination with other technologies under development that first convert agricultural materials to xylose and glucose, said Purdue's Michael Ladisch, Distinguished Professor of Agricultural and Biological Engineering and director of LORRE. "Iogen's efforts are beneficial to companies in Indi...Endometriosis: Could angiostatic therapy be the new treatment of the future?
...e patients definitely will not be able to conceive under that medication. With endostatin, however, it would be possible to become pregnant. "Results from this study show, that as endometriosis is an angiogenesis-dependent disease, treatment with endostatin may present a new and safe therapeutic approach....Germans must research the history of reproductive medicine during the Nazi era
...e people's fate and in the people's state as he is under National Socialism'. Full of pride, he stated that the first chamber of the hereditary health court that he belonged to as a judge 'agreed in mutual assessment and consulted thoroughly more than 1,000 people with hereditary diseases in half a year a...Oxford Journals takes bold step towards free access to research
...rld-renowned editorial team. It has been published under a subscription model for 32 years and includes aro...rld-renowned editorial team. It has been published under a subscription model for 32 years and includes around 1000 original research papers per year, making...Carnegie Mellon U. imaging study reveals sex-based differences that persist as mice enter adulthood
...g that specific brain structures change at puberty under the influence of sex hormones should help scientists understand how levels of sex hormones alter the brain's development," said Ahrens, assistant professor of biological sciences. "Researchers could artificially manipulate sex hormones and then use M...Melting ice cap gives urgency to new census of marine life project in Arctic Ocean
...ark, Russia, Germany, the USA and Canada. Efforts under the project will make an important contribution to International Polar Year, 2007/2008. "Increases in sea temperature are occurring globally with consequences that are hard to predict," said Dr. Ron O'Dor, Chief Scientist of the Census. "Accurate mea...NIH awards grant for cancer research to the University of Wisconsin
...ce, morbidity, and mortality. The grant is awarded under NCRR's Research Facilities Improvement Program, which provides funding to public and nonprofit private institutions to expand, remodel, and renovate existing research facilities or construct new research facilities. These facilities must support basi...'Mighty mouse' gene works the same way in people
...c. stock, which is subject to certain restrictions under University policy. Lee owns Cape Aquaculture Techn...es stock, which is subject to certain restrictions under University policy. Lee has served as a paid consultant to MetaMorphix Inc. The terms of these arrang...Protein believed to control formation of memory identified by Scripps & UCSD scientists
...the DNA in a cell to maintain a compact form. Seen under a microscope, the DNA and histones appear as distinct bundles known as chromosomes. But when a gene is going to be expressed, such as during the formation of long-term memory, the chromatin must be opened up and the DNA unwound from the histones. CB...Gestational diabetes not found to alter the metabolic processes in obese pregnant women
... a concomitant decrease in carbohydrate metabolism under conditions of hyperinsulinemia but not in the basal state. The authors speculate that the pre-pregnancy metabolic status of the individual (and not whether or not the individual develops GDM) that provides the baseline upon which the alterations in ...Stem cells commit to a future of fat with one signal
... Furthermore, BMP4-treated stem cells implanted under the skin of mice developed into fat tissue that was indistinguishable from the animals' natural fat tissue. "Once we know the detailed mechanism of BMP4-signaling in fat cells, we can create drugs that interfere with the generation of stem cells, and...AAAS urges US to give scientists a voice in research misconduct cases
...udge to appoint an expert with no ties to the case under review in order to assist in the evaluation of the highly technical matters presented on appeal." AAAS is uniquely positioned among scientific societies to understand the implications of dealing with technical matters in legal proceedings. Through t...Natural, man-made mix promises biggest landscape plant growth
...nd formed a beneficial relationship. Now available under several product names, these fungi are used to eas...en," Davies explained. Though somewhat beneficial under a variety of conditions, this plant "upper" seems to work best when blended in with a synthetic, con...Harmless virus helps slow HIV by boosting immune proteins
...lls and gaining a foothold in the body. Drugs are under development that mimic the effect of these chemoki...n twice daily. Other drugs that work similarly are under development. While many HIV patients today are helped by highly active antiretroviral therapy, or H...New multidisciplinary research tops chemists' meeting Aug. 22-26
...l Food?" chemists will put the organic food trend under a microscope. Organic food producers claim their products are healthier than conventional foods, but are consumers buying a misconception? Discussions will address many issues related to organic food, including whether it is really more nutritious an...Assisted reproduction can't compensate for waiting too long to start a family
...tly sterile through age. "What it showed was that, under natural conditions, three-quarters of women starti... computer model. "The take home message if you are under 35 is 'be patient'. Even if you fail to conceive within a year your chances of conceiving subsequent...Study finds first evidence COX-2 enzymes can regulate DNA damage
... it would have time to degrade into genotoxins but under abnormal circumstances such as oxidative stress, degradation could take place. Dr. Blair says these studies provide the first hint that COX-2 enzymes are responsible for DNA damage and that inhibition of this damage may be important for pre...Study investigates breast cancer resistance to tamoxifen and possible way to reverse it
...h tumors. Clinical trials of this new strategy are under way," the authors write. In an editorial, Daniel F. Hayes, M.D., of the University of Michigan Health System in Ann Arbor, reviews tamoxifen's potential for both harm and good in breast cancer patients. "It is imperative that we now take advantage of...