Tag: "release" at biology news

'Second messenger' NAADP shows fast, dose-related impact on satiety cycle

...ystokinin is a first messenger that tells cells to release digestive enzymes in the pancreas and to cause satiety in the brain. "The more cholecystokinin that's produced, the more digestive enzymes are released and the more quickly your brain tells you that you're full or at least satisfied. Indeed, it also...

The petroleum umbrella

This release is also available in Spanish At the request of the companies, a number of researchers at the Science Faculty of the University of the Basque Country have analysed what type of contaminants are released as a result of extraction of crude oil in the...

Gene mutation protecting against malaria linked to prostate cancer incidence in African-American men

...ients. Tumor angiogenesis occurs when tumor cells release small compounds or angiogenic factors that cause existing blood vessels to grow into the tumor. One class of angiogenic factors released by prostate tumors are chemokines, small proteins that promote angiogenesis by binding to receptors on the cells ...

Alcohol consumption disrupts breastfeeding hormones

...hormones that control lactation. Alcohol disrupted release of both hormones during lactation: oxytocin levels...ng-induced breast stimulation results in transient release of both. However, following alcohol consumption we saw divergent responses in these two key hormones...

National Academies news: Spent nuclear fuel storage

...ble of starting a high-temperature fire that could release large quantities of radioactive material into the environment. The committee recommended that two measures be taken promptly to reduce the potential for such fires: reconfiguring the position of fuel assemblies in the pools to more evenly distribute...

Why do amyloid diseases strike different tissues?

...Institute. "The ability of the cell to efficiently release misfolded protein provides a striking and unanticipated new view of the operation of cellular secretion pathways," says Balch, who is a professor in Scripps Research's Department of Cell Biology and the Institute for Childhood and Neglected Diseases....

Arsenic removal from drinking water is focus of new projects

...ies, examining conditions that may control arsenic release into groundwater supplies, and tracking arsenic concentration variability in relation to time and pumping procedures. A new technique for more effective arsenic removal than existing methods also is being examined, Smothers said. Arsenic isn't the on...

Talking robots, green buildings, and shockwave healing

...ull abstracts of the papers mentioned in this news release can be viewed at the Meeting Abstracts Database ( http://asa.aip.org/asasearch.html ) by typing in the last name of the author or the appropriate paper code. Entire sessions can be viewed by simply typing in the session code followed by a star (e.g.,...

New strategies to reduce hospital-acquired infections

...hnologies, filtration can significantly reduce the release of pathogens, biofilm and the aerosols they create. He explained that several European nations already recommend point-of-use 0.2 micron filters as a simple and effective solution to prevent waterborne microbe transmission to patients. He reviewed th...

'Termite guts can save the planet,' says Nobel laureate

... large scale. Ethanol a chemical fuel which would release no more carbon than it took to produce, would be the solution. Immense funding is made available to cure the "diseases of rich people" such as cancer and heart disease, says Chu. "If we can't cure cancer in 50 years," he says, "it will be tragic but ...

Examining the serotonin transporter gene and family function

The embargo on this release has changed since it originally posted. Alcohol researchers already know that genetic and environmental factors influence drinking. New research examines what impact a polymorphism of the serotonin transporter (5-HTT) gene and family relations ma...

Sensorial evaluation of the freshness of fish

This release is also available in Spanish Concretely, for species of interest in our waters, AZTI has specific schemes for each species of commercial importance that the inspectors use. Evaluating the freshness of fish is a common and essential practice for th...

Anammox bacteria produce nitrogen gas in oceans' snackbar

This release is also available in German Thirty to fifty percent of the global conversion of nutrients to nitrogen gas occurs in these areas. In 'The Proceedings of the National Academy of Science of the United States (PNAS)' of Tuesday 19 April, researchers f...

Mitochondrial DNA variants linked to renal, prostate cancer

...cell because this is where sugar is broken down to release energy required for cell function. But mitochondria also contain a small amount of DNA that's used to manufacture 13 of the proteins needed for all these activities. Now, scientists at Emory University have discovered that mitochondrial DNA contains ...

New Argonne director to meet press April 28

...onne National Laboratory www.anl.gov (The press release announcing Dr. Rosner's appointment and a downloadable photo are availableonline at http://www-news.uchicago.edu/releases/05/050315.rosner.shtml ) When: Thursday, April 28, 2005 5:30 7:30 pm Where: National Press Club Margaret Bourke White R...

Scientists infuse rat spinal cords with brain-derived human stem cells

...s that certain types of stem cells can survive and release powerful protective proteins in the spinal cord of rats with a genetic form of ALS," says Svendsen. Once inside the brain or spinal cord, neural progenitor cells grow into neuron-supporting stem cells called astrocytes. Some researchers believe that ...

Novel gene-silencing nanoparticles shown to inhibit Ewing's sarcoma

...essels are acidified, causing the nanoparticles to release its contents the siRNA. "Since transferrin receptors are upregulated in tumor cells, this delivery system will home in on tumor cells, leaving normal cells in tact," Hu said. To test their new delivery system, the scientists targeted tumor cells fr...

Overworked brains release adenosine to slow cells, trigger sleep, UT Southwestern researchers find

...tivity in the brain's arousal centers triggers the release of adenosine, which in turn slows down neural acti...what hasn't been known before is what triggers the release of adenosine to induce sleep. "Neurons in the brain do things -- such as talk to each other, process...

Solutions that reduce death of marine life reeled in by International Smart Gear Competition

... to weigh down the main line with lead weights and release or "set" the baited hooks at depths deeper than 100 meters (328 feet), which allows longline fishermen to minimize encounters with sea turtles while maximizing their tuna catch. Successful testing of this idea has been carried out by three vessels fi...

Whale bones and farm soil: Sequencing biodiversity

This release is available in German Instead of sequencing the genome of one organism, why not sequence a drop of sea water, a gram of farm soil or even a sunken whale skeleton? Scientists at the European Molecular Biology Laboratory (EMBL) in Heidelberg and th...

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(Date:10/29/2014)... by the international Cancer Genomics of the Kidney ... between kidney cancer and exposure to aristolochic acid, ... published in Nature Communications , have important ... more than 140,000 people every year, and in ... CAGEKID, part of the International Cancer Genome Consortium ...
(Date:10/28/2014)... have published a paper in the Proceedings of ... details about key transitions in the evolution of plant ... mosses, ferns, trees and flowers growing deep in steamy ... the ornamental plants adorning our homes, all plant life ... "Our study generated DNA sequences from a vast number ...
(Date:10/28/2014)... be building a hybrid micro-grid which will integrate ... in the region, the hybrid micro-grid will test ... diesel, storage and power-to-gas technologies, and ensure these ... built under the new Renewable Energy Integration Demonstrator- ... located offshore at Semakau Landfill and is expected ...
Breaking Biology News(10 mins):Kidney cancer in Central Europe 2New study uses DNA sequences to look back in time at key events in plant evolution 2New study uses DNA sequences to look back in time at key events in plant evolution 3NTU to build region's first renewable energy integration demonstration micro-grid 2NTU to build region's first renewable energy integration demonstration micro-grid 3
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