Tag: "incomplete" at biology news

Fine particulate matter from traffic may influence birth weight

...atic hydrocarbons (PAH), which are produced during incomplete combustion processes, can reach the foetus and influence its growth....

CSHL scientists successfully target tumor microenvironment to stop cancer growth

...l, particularly in fighting cancer re-growth after incomplete surgical resection or chemotherapy. The exciting news is that targeting such a minor population of the BM-derived tumor microenvironment has such a dramatic impact on tumor progression, said Mittal. The study makes clear that in addition to developi...

PET/CT should be 'first-step' test for patients with Crohn's disease

...is invasive, unpleasant for the patient, sometimes incomplete due to unreachable segments and can only assess mucosal lesions, while the disease may sometimes affect deeper parts of the bowel wall," he indicated. "The big advantage of PET/CT is that it is noninvasive, simple, fast and without any side effects...

Flaws in colonoscopies may increase risk of colon cancer

...y 11.8 percent of patients under the age of 75 had incomplete examinations. However, that number increased to 20.7 percent in those over the age of 75. The leading reason for unsuccessful examinations was poor preparation (42.5%). Contrary to popular belief, just 0.7 percent of the colonoscopies were stopped...

Studies assess effectiveness of serotonin and nerve stimulants on irritable bowel syndromes

...ion in straining and reduction in the sensation of incomplete evacuation. After a median follow up of 12 mont...d from 4.4 to 2.0 days per week, and perception of incomplete evacuation decreased significantly. In evaluating the results of the various assessment tools se...

Journal details how global warming will affect the world's fisheries

...h stock shared by two countries. They consider how incomplete information may affect fishery exploitation when countries do and do not cooperate. They found that being sufficiently "in the dark" and facing the risk of stock extinction, insufficient knowledge may entice countries to be more cautious. Better mana...

World's leading scientists announce creation of 'Encyclopedia of Life'

... Noting that "our knowledge of biodiversity is so incomplete that we are at risk of losing a great deal of it before it is ever discovered," Wilson called for a contemporary, dynamic portrait of the living Earth. "I wish that we will work together to help create the key tool that we need to inspire preservat...

Pharmaceutical compounds found in nation's fresh water

...ic tanks and, consequentially, ground water due to incomplete human metabolism and excretion into the waste stream or by disposal of unused medications in the toilet or down the sink. This screening-level study investigated the occurrence of pharmaceuticals in areas receiving waste water from septic tanks lo...

Life cycle assessment essential to nanotech commercial development

...ansport studies, and scaling approaches. Despite incomplete information, according to the report, LCA can be useful now, as long as uncertainties and data gaps are clearly stated. Results can help to focus attention on high-priority products and issues with the aim of eliminating critical unknowns and encoura...

Beyond the DNA: Chemical signatures reveal genetic switches in the genome

...alone, but these are inadequate because we have an incomplete understanding of the sequence features that identify enhancers. The elucidation of a common histone modification signature will enable scientists to quickly identify enhancers and promoters for a gene, which will lead in turn to rapid identification ...

40,000-year-old skull shows both modern human and Neandertal traits

... be the result of evolutionary reversal or reflect incomplete palaeontological sampling of Middle Paleolithic human diversity. "They could also reflect admixture with Neandertal populations as modern humans spread through western Eurasia. This mixture would have resulted in both archaic traits retained from t...

Underground air might cause DNA damage

...itys air. These particles, which are the result of incomplete combustion, road surface attrition, etc. could be reduced if the right steps were taken; the problem is that it is not known which particle sources pose the greatest threat to human health. To build up a picture of which particles are the most har...

Nano design adjustment may help find, clear some water contaminants

...indings indicate that prior designs may be flawed, incomplete or even misleading. "We discovered an unexpected bonding motif that involves the transfer of charge from the anion to the arene -- in other words, a covalent bonding motif," Hay said. "This is the first theoretical characterization of what we have te...

News tips from the Journal of Neuroscience

...activity. For kcc mutants, BS sensitivity showed incomplete penetrance and was more prominent at lower temperatures and younger ages. Kcc -related seizuresusceptibility was also reduced in flies treated with the GABA A receptor antagonist picrotoxin and in flies that expressed reduced levels of the GABA A ...

Bird flu study highlights need to vaccinate flocks effectively

...ed in Nature journal, is the first to quantify how incomplete vaccination of flocks can contribute to the undetected spread of the disease. Vaccination of commercial poultry against highly pathogenic avian flu like H5N1 is proving controversial because it is thought that it can lead to unseen transmission bet...

Getting America really ready

...ov, ReallyReady.org addresses the inaccuracies and incomplete information on the DHS site. ReallyReady.org launches just after recent updates to Ready.gov that changed the site's look and feel, but did little to improve the information contained within. The Department of Homeland Security took more than five ...

BACS breathes perception into robots

...odel for rational judgment when only uncertain and incomplete information is available. Bayes' theorem is applic...lities a real prospect: robots capable of handling incomplete information, analyzing their environment, acquiring context-specific knowledge, interpreting the dat...

Reversing 'hibernating' heart muscle focus of UB researchers

... "Identifying the basic mechanisms responsible for incomplete functional recovery after revascularization hopefully will lead to new therapies that will improve the outlook and symptoms of these patients who are at high risk for adverse cardiovascular events," said Canty. Additional investigators on the study ...

Carnegie Mellon, USDA report that Fe-TAML catalysts degrade estrogenic compounds

...ntrol pills can enter surface water as a result of incomplete wastewater treatment, according to Shappell. Some scientists have suggested that these environmental estrogens could interfere with estrogen-controlled systems in wildlife and humans, disrupting innate regulatory mechanisms and leading to development...

Study contradicts USA warning that an antidepressant can cause congenital abnormalities

...medication." Dr Paulus highlighted the damage that incomplete research can have not only on the unborn babies, through decisions to terminate pregnancies, but also on the mental and physical well-being of mothers, through not treating their depression or stopping their medication abruptly. "Depression, anxiety,...

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(Date:6/19/2013)... new variety of canary seeds bred specifically for human ... ideal for people with celiac disease (CD), scientists have ... of Agricultural and Food Chemistry . , Joyce ... 3 million people in the United States alone have ... wheat, barley, rye and other grains that contain gluten-related ...
(Date:6/19/2013)... A Cornell University study offers further proof that the ... 6 million years ago was profoundly influenced by mutations ... on and off. , The study, published June 9 ... 40-year-old hypothesis that regulation of genes must play an ... between humans and chimps in the proteins produced by ...
(Date:6/19/2013)... 2013 Elsevier, a world-leading provider of scientific, technical ... announce the launch of a new open access journal, ... GeoResJ , Elsevier,s earth and planetary science journals ... journal aims to provide a forum for rapid publication ... The journal will be co-edited by six Executive Editors, ...
Breaking Biology News(10 mins):New research backs theory that genetic 'switches' play big role in human evolution 2New research backs theory that genetic 'switches' play big role in human evolution 3
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