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Tag: "sources" at biology news

Current human embryonic stem cell lines contaminated UCSD/Salk team finds

...erived from laboratory culturesthat contain animal sources of the non-human Neu5Gc molecule. Alltraditional c...differentiation still contain materials fromanimal sources and are hence contaminated with Neu5Gc.In addition to using human serum, the researchers suggested t...

UCLA Study Shows One-Third of Drug Ads in Medical Journals Do Not Contain References Supporting Medical Claims

...hysicians. Researchers also determined the funding sources of research cited in the ads. The study is publis...eference to an unpublished company document. Other sources included books; prescribing information such as the Physician's Desk Reference, which annually provi...

The secret lives of whales

...ages, sea level change and even loss of local food sources did not interrupt their lives. Living in a fluid environment they could move to new areas of productivity and find food even as the climate around them changed.?/p> Palumbi compares the ability to read genes to counting the rings of a tree ?but l...

Scientists rid stem cell culture of key animal cells

... clinically, the feeder cells were one of the main sources of potential contamination with pathogens, so thei...ic stem cells. Aside from feeder cells, two other sources of animal material remain in stem cell culture materials. One, Matrigel, is a product that is essent...

New research indicates a 'troubled' greenhouse is brewing

...ep, anyone?" Buried soils have long been known as sources of evidence of past rainfall, but Retallack says they also can be used to determine the seasonality of rainfall as well as the amount of rainfall because the spread within the profile of carbonate nodules is related to the difference in precipitation...

Agilent Technologies releases automated literature search tool for biology researchers

...(PubMed). The plug-in pulls information from these sources and represents it within Cytoscape as a map of the relationships between the biological entities, such as genes and proteins. A microarray or an LC/MS-proteomics experiment can typically result in hundreds of genes and proteins of interest. Biologist...

Special Imaging Study Shows Failing Hearts Are 'Energy Starved'

... creatine kinase (CK) is the enzyme for one of the sources of ATP, we believe this is the first time someone has actually measured the flux of ATP produced by CK reaction in the beating human heart.?/p> Specifically, Bottomley and a team of cardiologists and radiologists at Hopkins used MRS to provide di...

Breast-Cancer Risk Linked to Exposure to Traffic Emissions at Menarche, First Birth

...interview and 10 years prior. Several information sources provided data on traffic volumes on roads in question for the years from 1960 to 2002 and tail-pipe emissions, including measurements from tunnels and tests on individual vehicles. A geographic model was used to reconstruct historic traffic PAHs, usi...

Genrate: a generative model that finds and scores new genes and exons in genomic microarray data

...nces probabilistic evidence derived from different sources and outputs scores (log-likelihoods) for each gene model, enabling the estimation of false-positive and false-negative rates. The model has a number of local minima that is exponential in the length of the DNA sequence data, so direct application of ...

How the environment could be damaging men's reproductive health

...nd PhD student at the Fertility Centre, said: "The sources of contamination for POPs are closely related to human activities such as domestic and industrial discharge, automobile exhausts, street run-off, slum sewage and agricultural chemicals. POPs from polluted soils are washed off the land into the sea. A...

No relief for Pacific Northwest drought

... a fire and ecosystem modeler. "It takes ignition sources such as lightning storms to trigger multiple fires, and that doesn't always happen," Lenihan said. "But those events are fairly common and, because of that, fires will often occur if vegetation, moisture and climatic conditions are right, which it ap...

Stem cells from brain transformed to produce insulin at Stanford

.... Kim hopes this work, or related work with other sources of stem cells, could one day replace human islet cells in people with diabetes. Right now, people with diabetes face a lifetime of insulin injections. In rare cases, some patients can receive cell transplants from cadavers, but that source of cells i...

Scientists discover how plants disarm the toxic effects of excessive sunlight

...napshot of photosynthetic capacity and significant sources of singlet oxygen, a toxic byproduct of photosynthesis, in the biosphere. See the image at: http://earthobservatory.nasa.gov/Observatory/Datasets/bios.seawifs.html ...

Microbial fuel cell: High yield hydrogen source and wastewater cleaner

...ential to capture hydrogen for fuel from renewable sources for clean transportation." ...

FDA Works To Speed The Advent Of New, More Effective Personalized Medicines

...ogenomics allows health care providers to identify sources of an individual's profile of drug response and predict the best possible treatment option for this individual. For example, genomic tests are helping to identify cancers that have a good chance of responding to a particular medication or regimen. Th...

Double triumph in stem cell quest

...boratories, who has been investigating alternative sources of ESCs. But he and other experts say Verlinsky must do a lot more work to prove his claim. While ESCs show great promise for treating many diseases, such as heart disease, diabetes and Parkinson's, non-matching ESCs would be rejected by patients' i...

Red delicious, Northern Spy apples have most antioxidants, chemists find

...hytochemicals that act like astringents ?are major sources of antioxidants in apples, but which polyphenols are most active in the fruit has perplexed scientists. Tsao and his colleagues used three different laboratory measures to evaluate polyphenol activity in apples that are popular in Canada: Red Delicio...

Hydrogen and methane provide raw energy for life at 'Lost City'

...ns so if we can understand the chemical reactions, sources of energy and how fluids circulate through Lost City, it may give us insight into how life started on this planet," Kelley says. She says Lost City could be compared to places on land with similar rock that is very old, such as that exposed in Barbe...

Characterizing Skin Cancer by Microarrays

...hts are not intended to substitute for articles as sources of information. The articles in PNAS report original research by independent authors and do not necessarily represent the views of the National Academy of Sciences or the National Research Council. ...

Atmosphere may cleanse itself better than previously thought

...ecause we don't have complete knowledge of all the sources that produce them yet." The experiments, which Si...ertain reactions are known to emit or absorb. Many sources of OH radicals strongly absorb UV light, making them easily detectable. However, the weak absorption...

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(Date:9/18/2014)... 2014 Elsevier, a world-leading provider of scientific, ... the Australasian Research Management Society (ARMS), recognized the ... the 5th Scopus Young Researcher of the Year ... at the National Convention Centre and in conjunction ... by guests representing Australia,s and New Zealand,s scientific ...
Breaking Biology News(10 mins):March of Dimes honors Arizona with first-ever newborn screening award 2March of Dimes honors Arizona with first-ever newborn screening award 33rd annual Golden Goose award ceremony honors 8 researchers; Unusual work had big results 2Elsevier and Australasian Research Management Society award scientists at Scopus ceremony 2
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