Tag: "uncertainties" at biology news

Research effort seeks A's to gene expression Q's

...ene activity. But the technology is beset by large uncertainties and unexplained variability in measurement. One experiment using three different microarray systems to measure the same sample found that under the most stringent criteria the three agreed on only four out of 275 genes identified. NIST's multidiscipl...

Study suggests nutrient decline in garden crops over past 50 years

... the group rather than in individual foods, due to uncertainties in the 1950 and 1999 values," Davis said. "Considered as a group, we found that six out of 13 nutrients showed apparently reliable declines between 1950 and 1999." These nutrients included protein, calcium, phosphorus, iro...

Study gives US a 'C' for lagging support of international reproductive health and population efforts

...n both houses of Congress, policy restrictions and uncertainties about funding are expected to continue at least through mid-term congressional elections in 2006. Progress and Promises notes that most donors have stepped up their financial support for the fight against HIV/AIDS. The United States has done the same...

Experimental radar provides 3-D forest view

...ide verification for Kyoto and also shrink current uncertainties within climate change models. The campaign took place during last November and December. Details of INDREX-II were presented during a workshop in ESA's European Space Research Institute (ESRIN). Some 135 researchers from 27 countries attended the PO...

Removing prions that cause mad cow in humans from blood

... Company expectations and are subject to risks and uncertainties which could cause actual results to differ materially. Such risks and uncertainties include, but are not limited to: fluctuations in foreign currency exchange rates; regulatory approva...

Pall prion removal technology presented to FDA blood products advisory committee

... Corporation. He outlined the myriad questions and uncertainties surrounding vCJD and other prion diseases. These include the length of the incubation period from time of exposure to the onset of symptoms; the number of people potentially harboring vCJD who are asymptomatic; the relationship to other neurodegenera...

'Live fast, die young' true for forests too

...ch potential changes is therefore needed to reduce uncertainties in predicting future climatic changes....

Major losses projected for earthquake on little-known fault under Los Angeles

... California to evaluate and hopefully reduce the uncertainties in this type of risk analysis," said Thomas Jordan, director of SCEC and a study co-author. The study analyzed 18 scenarios depicting potential shaking levels throughout the region. The loss estimates range widely because of the many variables invo...

Space measurements of carbon offer clearer view of Earth's climate future

... emitted would go a long way to shrinking areas of uncertainties within current models. However ground-based carbon dioxide measurements are difficult and expensive to perform, requiring for example, complex equipment with pressurised bottles, lasers, spectrometers or towers measuring changes in carbon flux. There...

Geneticists oppose singling out Jewish women in European breast cancer patent

...tarily determined groups is fraught with technical uncertainties and lack of precision, which, once introduced in patent language, will lead to a burgeoning of poorly determined terms. While the latter would further inflate the cost of intellectual property protection, "both aspects may well unfavourably affect th...

Pall Corporation presents approach for speeding vaccine production to Shanghai conference

... Company expectations and are subject to risks and uncertainties which could cause actual results to differ materially. Such risks and uncertainties include, but are not limited to: fluctuations in foreign currency exchange rates; regulatory approva...

Calls for improved screening of colorectal cancer in Europe's aging population at ECCO 13

...ent of metastatic colorectal cancer, however major uncertainties exist related to the mode of administration of FU. In the US, a weekly bolus schedule, the Saltz regimen, is used extensively, whereas in Europe, infused 5FU is preferred. Irinotecan with the bolus FU/FA Nordic schedule (FLIRI) is a convenient treat...

UK sperm donor crisis

...ymity. It would help recruitment, she believed, if uncertainties about the eventual release of identifiable information could be clarified and fears allayed. "As yet there is no published policy from the HFEA regarding the plans for information release. Although it is effectively 18 years from now, current donors...

Centocor & Schering-Plough next generation biologic promising in Phase 2 rheumatoid arthritis trial

...g assumptions prove inaccurate or unknown risks or uncertainties materialize, actual results could vary materially ... Johnson's expectations and projections. Risks and uncertainties include general industry conditions and competition; economic conditions, such as interest rate and ...

New nano-canary in the nanotoxicology coalmine: The body itself

...cted to facilitate analyses of variability, reduce uncertainties in animal to human extrapolations and contribute to a more quantitative representation of environment-disease interactions."...

Astronomer announces shortlist of stellar candidates for habitable worlds

...st a few candidate habstars. "There are inevitable uncertainties in how we understand these stars," Turnbull said. "If I took the top 100, it would be very difficult for me to tell which one is the best." But the exercise is worthwhile, she said, and her selection criteria really did drive her toward a couple top ...

Climate change, terrorism two big risks of 21st century

...Both global warming and terrorism are fraught with uncertainties even as consequences are clear-cut, Dietz said. Trade-offs in values security vs. privacy, convenience vs. economy weigh heavily on decisions. Communicating risk and science-based solutions to the public also are crucial. The session, which brings...

Man may have caused pre-historic extinctions

...ut. However, the researchers have discovered that uncertainties in dating fossil remains and the incompleteness of fossil records mean that the survival of the horse beyond the arrival of humans cannot be ruled out. The PNAS paper develops a new statistical method to help resolve the inherent problems associated ...

ACS weekly press package May 8, 2006

...s stacked inside a flashlight. However, they faced uncertainties about how stacking MFCs might affect the electricity-producing microbial populations inside each fuel cell. Verstraete's research focused on how stacking of MFCs and the evolution of the microbial communities inside the MFCs influenced the electric o...

New research clarifies roles of calcium, vitamin D, and protein in bone health, fracture risk

...t calcium intake patterns over a lifetime, so some uncertainties about the long-term differences between dietary and supplemental calcium remain. "Our future plan is to conduct a two to three year study comparing their effects during growing years to determine if one source of calcium is better than the other in ...

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(Date:5/21/2013)... Mo. Cancers of all types become most deadly ... Once cancer has reached this stage, it becomes very ... tumors that can develop. Now, researchers at the University ... nanoparticles that target lymphoma tumor cells wherever they may ... of oncology in the MU College of Veterinary Medicine, ...
(Date:5/21/2013)... of Medicine will study gender differences in how the heart ... and how changes in fat metabolism play a role in ... the National Heart, Lung and Blood Institute. , When stressed, ... changes may play a major role in the development of ... E. Douglas Lewandowski, director of the UIC Center for Cardiovascular ...
(Date:5/21/2013)... decades, scientists have developed many devices that can reopen ... generally effective, each of these treatments has drawbacks, including ... from MIT analyzes the potential usefulness of a new ... drug-releasing stents, but may pose fewer risks. With this ... for only a brief period, during which it releases ...
Breaking Biology News(10 mins):MU researchers develop radioactive nanoparticles that target cancer cells 2Do men's and women's hearts burn fuel differently? 2Evaluating a new way to open clogged arteries 2Evaluating a new way to open clogged arteries 3
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