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US-Mexico border wall could threaten wildlife species

CORVALLIS, Ore. A 700-mile security wall under construction along the United States' border with Mexico could significantly alter the movement and "connectivity" of wildlife, biologists say, and the animals' potential isolation is a threat to populations of some species. However, technology an...

Scaling the wall of deafness

Despite modern medicine, one in 1,000 American babies are born deaf. The numbers increase markedly with age, with more than 50% of seniors in the United States experiencing some form of hearing loss. But the era of the hearing aid, and shouting at aging in-laws, may soon be over. A new, landm...

Audience Selected as Silver Winner in This Year's Wall Street Journal Technology Innovation Awards and Winner of the Semiconductors Category

MOUNTAIN VIEW, Calif., Sept. 30 /PRNewswire/ -- Audience today announced it is the overall Silver Winner in this year's Wall Street Journal Technology Innovation Awards and the winner of the Semiconductors category. By understanding the auditory pathway -- from the cochlea to the brainstem t...

New paper sheds light on bacterial cell wall recycling

A new paper by a team of researchers led by Shahriar Mobashery, Navari Family Professor of Life Sciences at the University of Notre Dame, provides important new insights into the process by which bacteria recycle their cell wall. The cell wall is a critically important entity for bacteria and ...

Cell wall of pneumonia bacteria can cause brain and heart damage

Investigators at St. Jude Children's Research Hospital have discovered in mouse models how cell walls from certain pneumonia-causing bacteria can cause fatal heart damage; researchers have also shown how antibiotic therapy can contribute to this damage by increasing the number of cell wall pieces s...

Beyond genes: Lipid helps cell wall protein fold into proper shape

A protein that provides a vital passage through a bacterium's outer cell wall will misfold and malfunction if that wall is built of the 'wrong' material, scientists at The University of Texas Medical School at Houston report in a finding that has long-term implications for understanding diseases ca...

University has grand designs to build a house of straw

...annel 4's Grand Designs programme, to build an eco-friendly house in six days using ModCell panels for the Grand Designs Live exhibition. All the wall panels used for the ground floor of the Grand Designs house are being reused for the BaleHaus at Bath. Professor Pete Walker, Director of the BRE C...

Results of national assessment of first responder location systems to be announced Aug. 3

...volved in locating people in three dimensions to within one foot inside buildings--this level of accuracy is necessary to determine on which side of a wall someone is located or to find someone in a space filled with dense smoke. "WPI began work on this problem after the December 1999 Worcester Cold Stora...

Technology improves salmon passage at hydropower dams

...d District. The Corps is building a concrete guide wall downstream of the dam's spillbays. The researchers' computer model showed such a wall would help move fish away from shallow waters down...allow waters and eat passing salmon. The new guide wall should direct salmon toward the Columbia River's d...

Avoiding hysterectomy: Major interventional radiology E-collection info available

...n one place, eliminating the need to search topics individually. Uterine fibroids are very common noncancerous growths that develop in the muscular wall of the uterus. Hysterectomy, surgical removal of the uterus performed by a gynecologist, is the most common treatment for symptomatic uterine fibroids...

A complete view of complexity in science and society in a new authoritative reference work

... Who's Who in America and Who's Who in the World. Meyers' scientific achievements have been reviewed in The New York Times Science Supplement and The wall Street Journal. ...

UCLA cancer researchers develop model that may help identify cancer stem cells

... pleural effusions, a condition in which an abnormal amount of fluid collects between the thin layers of tissue lining the outside of the lung and the wall of the chest cavity. They had found in previous attempts that culturing lung cancer cells from tumors in Petri dishes did not work well. The cells ...

Advance in understanding cellulose synthesis

...unctional connection between synthesis of the cell wall and an array of protein fiberscalled microtubulest...iverse plant cell shapes to be created as the cell wall pushes outward. In that study, the group engine...lm that surrounds the cell, but is inside the cell wall and found that the microtubules not only guide whe...

Protein that triggers plant cell division revealed by researchers

...s are built. "The animal cell is sort of squishy and doesn't have a wall around it--it just has a membrane," said Bergmann, who pointed out that the... walls and can't divide this way. "A plant cell actually has to build a new wall from the inside out in order to divide" said Bergmann. Bergmann sai...

Toward cheap underwater sensor nets

..."We are building a low-cost, low-power modem for short-range, low data-rate underwater networking. Working underwater means you don't have access to a wall socket for plug-in power. Our idea is to make the sensor and modem hardware as energy efficient as possible," said Benson. Greater energy efficie...

New therapy substitutes missing protein in those with muscular dystrophy

...th of those problems. Upon injection, the TAT-utrophin combination spreads around the entire body efficiently and is able to penetrate the muscle cell wall to substitute for missing dystrophin. Because every cell in the body makes utrophin naturally, TAT-utrophin circumvents immunity issues associated wit...

Single gene defect can cause stroke, other artery diseases

...nary artery disease, 15 had ischemic stroke, including Moyamoya disease, and 15 had more than one vascular disease. In thoracic aortic disease, the wall of the aorta, the main blood vessel leading out of the heart, weakens and forms an aneurysm that can ultimately lead to an aortic dissection and death...

Center to investigate plant cells for better biomass fuels

...lulose synthesis, lignocellulose assembly and the relationship between nanoscale structure and macroscale properties including porosity and plant cell wall mechanics. Penn State also has researchers participating in three other EFRCs: Computational Catalysis and Atomic-Level Synthesis of Materials: Bui...

Olympus advances technology for laparo-endoscopic single-site surgery

...d Dr. Ross. "We have found that patients experience less pain because there are fewer incisions in the abdomen, and there is less trauma to the muscle wall going through the midline. Other advantages of single incision include decreased risk of wound infection and no visible scar." "This procedure is n...

Genes from tiny algae shed light on big role managing carbon in world's oceans

...t were responsible for three-quarters of the net carbon production. They were also shown to be subject to heavy grazing pressure; their lack of a cell wall may make them more digestible as prey. In this case carbon may be efficiently sequestered by the "biological pump," the suite of processes that enabl...

A full-sized California-style home made of bamboo

..., sized and suitable for modern construction. The structural design of the demonstration house followed US design codes for timber structures. The wall panels were made with GluBam two-by-four studs, capable of resisting severe earthquakes. All the beams, columns and trusses were assembled by bolts an...

Oh baby, interventional radiology makes childbirth safer

...sts are making childbirth safer for women who suffer from a rarebut increasingly frequentbirth condition when a woman's placenta (attached both to the wall of the uterus and to the baby's umbilical cord) grows or "invades" into the uterine wall. "Minimally invasive interventional radiology treatmentsthat ...

Plasminogen activator inhibitor type-1 -- a potential link between heart failure and diabetes

...% more LV fibrosis as well. The increased fibrosis associated with increased PAI-1 was accompanied by functional derangements including diminished LV wall thickness in both diastole and systole, increased end systolic LV dimensions, depressed fractional shortening, a greater impairment of LV segmental fu...

Defying the disaster: Researcher explores resilient housing

...saster resilient. "People will be able to search for information, like they do in a bibliographic database, and find all sorts of resources, e.g., wall boards and flooring treatments that resist and prevent mold, mold-resistant insulation and housing construction materials that prevent mold or rot," T...

Nanoemulsion potent against superbugs that kill cystic fibrosis patients

...ts. But improved treatments in recent decades now allow more people with the disease to survive into their 30s or 40s. However, doctors have hit a wall in improving those prospects. About 95 percent of cystic fibrosis patients die as a result of uncontrollable infections. Drugs have trouble penetratin...

Deceiving cell walls

...or a new drug that binds CBP much more strongly than individual choline molecules. Their trick: the drug imitates the choline architecture of the cell wall by presenting multiple choline groups. As a scaffold for their assembly of choline groups, the researchers chose to use dendrimers (tree-like branched...

Transportation fuels of the future: Nottingham leads the way

...rofessor Minton said: "We really are focussed on the holy grail of biofuel research developing bacteria that are able to convert non-food, plant cell wall material into a superior petrol replacement, butanol. If you had asked me a couple of years ago, I would have said it was not possible. However, my ...

University of Leicester archaeologist uncovers evidence of ancient chemical warfare

...e mouth of the countermine by the Persians, using their victims to create a wall of bodies and shields, keeping Roman counterattack at bay while they set fi...xcavated a 'machine-gun belt', a row of catapult bolts, ready to use by the wall of the Roman camp inside the city, representing the last stand of the garri...

13 UCR faculty members recognized by American Association for the Advancement of Science

...ofessor of plant physiology: "For distinguished leadership in plant science research related to signaling, development and structure of the plant cell wall and for outstanding teaching service to students." Jan E. Stets, a professor of sociology; currently on temporary leave from UCR: "For research and ...

Researchers find nature's shut-off switch for cellulose production

...ent by shutting off genes involved in primary cell wall growth in order to begin development of thicker, s...other things - regulate and shut down primary cell wall development to begin secondary wall growth. "These secondary stages result in chara...

Ancient magma 'superpiles' may have shaped the continents

...- rise from the bottom of Earth's mantle, just above our planet's core. Each is larger than the continental United States. And each is surrounded by a wall of plates from Earth's crust that have sunk into the mantle. She and her colleagues reported their findings at the American Geophysical Union meeti...

The medium is the message: Manipulating salmonella in spaceflight curtails infectiousness

...were largely consistent with previous earthbound experiments in the laboratory, in which microgravitational conditions were simulated using a rotating wall vessel bioreactora device designed by NASA engineers to replicate elements of spaceflight. Nickerson was able to examine the activity of genes in ...

Dune and dirty: Hurricane teaches lessons through ecosystem research

... "But that's not so in terms of the big storms. But the waves are not what does the damage and cause death, it's the water depth. If you get a 12-foot wall of water, it doesn't matter if you have a front yard full of oak trees. "We need to rely on 'ecological engineering' and good policy that requires ...

Marked improvement in body image, physical stamina, post-surgical pectus patients report

... Patients who have had the common chest wall deformity known as pectus excavatum corrected report improved body image an...mains a major training site for surgeons and a center for research on chest wall deformities. "In Norfolk, we've performed the Nuss Procedure on more th...

December 2008 Geology and GSA Today media highlights

...ent (PGE) ore deposits commonly require that magma incorporate parts of the wall rock into that which they intrude to provide sulfur. This externally derive... horizon of the Bushveld Complex in South Africa was not derived from local wall rock, and instead must have been brought in by the intruding magma. GS...

PNNL leadership in carbon sequestration featured at international conference

...reenhouse Gas Emission from this Potential New Industry," Jim Dooley, JGCRI, 10:45 a.m. Wednesday, Nov. 19 Issues forum on "The View From wall Street," chaired by Jim Dooley, JGCRI, 2:15 p.m. In this session, panelists will explore how the carbon capture and sequestration scientific community...

Caltech researchers get first 3-D glimpse of bacterial cell-wall architecture

... PASADENA, Calif.--The bacterial cell wall that is the target of potent antibiotics such as penicillin is actually mad... family of answers, some of which are wrong." Understanding how the cell wall is built is important, says Jensen, because scientists have long been in th...

Battling bacteria in the blood: Researchers tackle deadly infections

...stuck in the same flow and can't 'change lanes' in the fast-moving traffic to capture and kill them." That means the bacteria have to stick to the wall of a blood vessel before they can get caught, he says. And they're most likely to do that in the small blood vessels, or capillaries, within our organ...

Acoustical Meeting, Nov. 10-14, 2008 in Miami, Florida

... of Rensselaer Polytechnic Institute and his colleagues have developed an alternative method. They attach ultrasonic crystals to both sides of a steel wall and essentially let them tap out a signal-not unlike two prisoners in adjoining cells talking to each other through Morse code. In previous experim...

Supercomputer provides massive computational boost to biomedical research at TGen

...e, the Translational Genomics Research Institute's new supercomputer at Arizona State University can do operations equal to every dollar in the recent wall Street bailout. That would be 700 billion computations in less than 1/60th of a second, says Dan Stanzione, director of the High Performance Comput...
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