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Minimal in Biological News

The evolution of gene regulation

... contradictory," Gerland says. "In this conflict between maximal and minimal use of the regulators, other criteria do in fact come into play: the ... case, however, it is more "wear-and-tear" that comes into play with minimal use of the proteins. "The evolution of regulatory systems is still barely ...

To swim or to crawl: For the worm it's a no brainer

... of life. C. elegans is so simple it doesn't have a brain, only a minimal nervous system of 302 nerve cells (as opposed to the 100 billion or so in ... system mechanism. Dr Cohen says: "We raised the question of how such a minimal nervous system can exhibit different behaviours and instantly switch ...

Oh baby, interventional radiology makes childbirth safer

... potentially life-threatening bleeding in women after C-sections with minimal complications," he added. Similarly, interventional radiologists are ... bleeding following C-section was stopped promptly and effectively with minimal complications by embolization procedures performed by interventional ...

Freezing kidney cancer: Hot treatment should be new gold standard for destroying small tumors

... Most of our patients go home the same day they receive treatment with minimal limitation on regular activities. With laparoscopic kidney surgery, a ... nature of interventional cryoablation means that it can be performed with minimal blood loss and without an incision, just a tiny hole in the skin. The ...

HWI scientist first in world to unravel structure of key breast cancer target enzyme

... to each patient's needs which will work in harmony together with minimal side effects." Why Is This Important? Most people know that breast ... novel breast cancer drugs that are highly specific for aromatase but cause minimal side effects." What Happens Next? Ghosh now will work to test his ...

Radiation, nanotechnology, health care and more

... at 2:30 p.m. by Dr. William Blakely ( blakely@afrri.usuhs.mil ). With minimal data entry, the program will determine the level of radiation exposure and ... Forces Radiobiology Research Institute has developed software that, with a minimal amount patient data, will output estimated radiation dose and treatment ...

Gates funding to help poor rice farmers

... improving livelihoods for millions of farmers and their families. With minimal access to irrigation and fertilizer, these farmers, who own small plots on ... of a gene that allows rice to survive up to two weeks flooding with minimal yield loss. Varieties without this gene that are subjected to more than a ...

Nanoparticle-delivered 'suicide' genes slowed ovarian tumor growth

... to three different ovarian cancer mouse models prolonged lifespan by nearly four weeks and suppressed tumor growth more effectively, and with minimal non-specific cytotoxicity, than in mice treated with clinically relevant doses of cisplatin and paclitaxel. Edward Sausville, M.D., Ph.D., an ...

Alzheimer's disease drug treats traumatic brain injury, report GUMC researchers

... motor deficits. But DAPT and BACE knock-out mice had brain lesions that were as much as 70 percent smaller than control animals and they experienced minimal impairment. The findings further cement the connection between Alzheimer's disease and traumatic brain injury, Burns says, and show that ...

Growing Demand for Rapid Screening and Detection Systems Pushes the European Maritime Security Market, Finds Frost & Sullivan

... security, must be willing to invest in the costly systems. "Facilities and ship owners are reluctant to spend more on security as public funding is minimal and the cost of security-related investments is not passed on to customers, so they must bear the entire onus," explains Kumar. Currently, most ...

New study ranks 'hotspots' of human impact on coastal areas

... imperative that land-based threats are addressed so-called hotspots of land-based impact and where these land-based sources of impact are minimal or can be ignored." The hottest hotspot is at the mouth of the Mississippi River, explained Halpern, with the other top 10 in Asia and the ...

UAB study reveals bone coupling factor key to skeletal health

... osteoblasts, which help form bone, and it inhibits osteoclasts, which trigger bone resorption. That's a coupling problem, and it can lead to minimal benefit for patients," Cao said. "There is no drug designed to balance bone resorption with formation, and hopefully we can help change that." ...

Mouse model provides clues to human language development

... parts of the human Foxp2 gene were introduced. Foxp2 is known to be a key gene for language. Since the human and chimpanzee lineages diverged, only minimal genetic alterations have occurred, even with reference to the mouse: The alterations, as scientists surmised, are closely associated with speech and ...

GEN reports on alternative feedstocks for ethanol production

... say they are forging ahead in developing replacements for petrochemical fuels that will be cost-competitive and renewable while having a minimal impact on the environment, reports Genetic Engineering & Biotechnology News (GEN). A consensus is emerging that no one technology will reign ...

Nanocrystals reveal activity within cells

... laser. Biological tissues are more transparent to near-infrared light, making these nanocrystals well suited for imaging living systems with minimal damage or light scatter. "Rare earths have been known to show phosphorescent behavior, like how the old-style television screen glows green after ...

Global sunscreen won't save corals

... will cause coral reefs to begin dissolving within a few decades, putting the survival of these ecosystems at extreme risk. Geoengineering's minimal effect on ocean acidification adds another factor to the debate over the advisability of intentionally tampering with the climate system. Some see ...

'Honey bee health' of concern at Western Apicultural Society conference

... place in Victoria, B.C. Besides presentations on bee health and disease research, the conference will include such topics as beekeeping with minimal chemical input, cooperative rearing of local honey bee stocks, identifying non-Apis pollinators, impacts of native bees on commercial crop production ...

Lenfest forage fish task force launched

... ecosystems in an era of increased fishing pressure. "The overexploitation of forage fish has played out like the Wild West of the oceans, with minimal rules and a take-what-you-can mindset," said Dr. Ellen K. Pikitch, Executive Director of the Institute for Ocean Conservation Science and chairperson ...

Understanding plants' overactive immune system will help MU researchers build better crops

... plant, known as resistance proteins, elicit an effective defense response. The plants' resistance proteins are regulated by suppressors to achieve minimal side effects to the plant while providing optimal responses to pathogens. However, when the ETI is overly activated, it can cause stunted growth and ...

Uniloc Unveils Industry-First Authentication Technology for Comprehensive Protection of Critical Infrastructure

... using the patented Uniloc Physical Device Recognition (PDR) technology to grant authorized access to systems and communications networks with minimal overhead. "Organizations responsible for critical infrastructure are struggling to enable system access by key operational and vendor support ...

A genome may reduce your carbon footprint

... next generation biomass feedstocks, bioproducts, and processes for replacing fossil fuels. New feedstocks could produce sustainable high yields with minimal inputs in regions where competition with food is minimized, as well as provide ancillary environmental benefits associated with carbon sequestration ...

Uniloc Unveils Industry-First Authentication Technology for Comprehensive Protection of Critical Infrastructure

... using the patented Uniloc Physical Device Recognition (PDR) technology to grant authorized access to systems and communications networks with minimal overhead. "Organizations responsible for critical infrastructure are struggling to enable system access by key operational and vendor support ...

Nanoneedle is small in size, but huge in applications

... or nucleus, the bonds with the linker molecules break, freeing the cargo. With a diameter of approximately 50 nanometers, the nanoneedle introduces minimal intrusiveness in penetrating cell membranes and accessing the interiors of live cells. The delivery process can be precisely controlled, monitored ...

Athletes with asthma need more help from their team trainers

... symptoms of asthma during exercise. Parsons says that costs associated with inhalers, staff pulmonologists and compliance should be viewed as minimal in comparison to protecting the health of our student-athletes. ...

Laughing hyenas, wailing levees, the sound of cheese and blaring bagpipes

... marble-sized chunks of cells in the walls of prostates. Side effects common in traditional prostrate treatments -- bleeding and inflammation -- were minimal after histotripsy treatment, as were signs of discomfort. Roberts hopes to develop histotripsy into a clinical treatment for early-stage cancer and ...

When every photon counts

... Computer simulations at the Cavendish Laboratory show that in this way the faint light is bundled and guided through the retinal thickness with only minimal loss. "It reaches the light-sensitive photoreceptor outer segments in a more focused fashion", says co-author Jochen Guck. Furthermore, the ...

Case Western Reserve University receives $1.66m grant from NIH for otoprotection research

... to be very affective in patients with severe or profound hearing loss. "Many USH patients benefit from cochlear implants, but preservation and a minimal density of spiral ganglion cells are required for an effective implant," said Zheng. Spiral ganglion cells are the cells that provide the sense ...

Going bananas for sustainable research -- scientists create fuel from African crop waste

... be burnt for cooking and heating. PhD student Joel Chaney in the Faculty of Engineering has developed a method of producing the briquettes using minimal tools and technology, which could be used in communities all over Africa. First, the banana skins and leaves are mashed to a pulp in a ...

Health benefits, consequences of folic acid dependent on circumstances

... and the new circumstances. "The design of cogent public health policies that effectively optimize health for many while presenting no or minimal risk to others, must often occur in the absence of complete information," Mason concludes. "However, we are nevertheless obliged to deliberate with ...

CEL-SCI Corporation to Launch Aseptic Filling for Stem Cell Produced Therapies and Other Biological Products

... the safety, purity and potency of a drug being produced for use in humans. When filling a product at CEL-SCI's new facility at 4 degrees Celsius, minimal to no biological losses will have occurred due to temperature and therefore the potency of the drug is maintained throughout this final critical step ...

American Chemical Society's weekly PressPac -- March 11, 2009

... of refrigeration and unreliable sources of pure water. Many of the new tests require no instruments and can be read and interpreted by workers with minimal training. Some are multi-purpose, capable of diagnosing several infections simultaneously from a few drops of blood or urine, the article notes. ...

UConn chemists find secret to increasing luminescence efficiency of carbon nanotubes

... of this research, Papadimitrakopoulos says. Carbon nanotube emissions are not only extremely sharp, but they also appear in a spectral region where minimal absorption or scattering takes place by soft tissue. Moreover, carbon nanotubes display superb photo bleaching stability and are ideally suited for ...

U-M researchers ID gene involved in pancreatic cancer

... grew in all the samples and were significantly larger and starting to metastasize, or spread. In the group in which ATDC was not expressed, only minimal signs of tumor growth were seen after 60 days. "This particular gene promotes the biologic aggressiveness of the cancer," says Simeone, who is ...

An underwater drugstore?

... animals to be sacrificed, a practice which is not in line with zoological conservationist values. So Prof. Ilan takes cultures from sea sponges with minimal damage to the natural environment. He then grows their symbionts and tests them in a "wet" laboratory. The methods Prof. Ilan has perfected can now ...

Researchers uncover 'obesity gene' involved in weight gain response to high-fat diet

... eating a high-fat diet for 12 weeks. On the other hand, mice genetically engineered to lack PKC beta gained relatively little weight and showed minimal health effects after eating the same high-fat diet. In comparing the effects of the high-fat diet and a regular diet, the scientists found that ...

Green IT not helping climate change

... later this year. "It was once assumed that there was little or no material dimension to information technology, thus, it should be clean with minimal environmental impact," says Hawkins who is also a professor in the U of C's Faculty of Communication and Culture. "However, we are finding that ...

Select roses survive with minimal care

... to use pesticides. W. A. Mackay of Texas A&M University led a study comparing several varieties of roses to determine which grow best with minimal care under certain conditions. The results were published in the American Society for Horticultural Science journal HortTechnology . Flower ...

Biotech scientists team with curators to stem decay of world's art, cultural heritage

... dew point risk or benefit collections, the new technologies available to measure and analyze museum environment data, how to manage environments with minimal or no mechanical equipment and non-toxic, non-destructive treatments of cultural heritage items. The Institute of History of Cuba will describe ...

NSF-funded workshops help young researchers teach science

... "Once they finish their postdoc positions and join the faculty of a university, they are responsible for both research and teaching, yet they have minimal preparation for teaching science effectively to college students. Our approach gives these future college professors proven methods for teaching ...

Engineering technology pinpoints earliest signs of animal life

... landmark study on marine ecosystems was made possible by the unique capability of hydropyrolysis to release key biomarkers from ancient rocks with minimal structural alteration." Hydropyrolysis also known as HyPy was developed into a commercial system through collaboration with Engineering & ...
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