Broken in Biological Technology

University of Pennsylvania engineers reveal what makes diamonds slippery at the nanoscale

... comes from passivation of atomic bonds at the diamond surface that were broken during sliding and not from the diamond turning into its more stable form, ... oxygen was present on the worn part of the surface, indicating that bonds broken during sliding were eventually passivated by the water molecules in the ...

Prometheus Licenses COLAL-PRED(R) From Alizyme

... approved steroid in Europe. COLAL-PRED has a starch coating that is only broken down in the gut by bacteria occurring in the colon. This leads to topical ... intestine. When the pellets reach the colon, the amylose in the coating is broken down by bacterial enzymes and the drug is released. This press release ...

Bacteria pack their own demise

... the production of toxin and antitoxin comes to a halt and a time bomb starts ticking. Because the toxin is more stable than the antitoxin, it is broken down more slowly by the cell's clean-up mechanisms. Once the antitoxin is all gone, there is still enough toxin left to kill the bacterium. The ...

Researchers unite to distribute quantum keys

... id Quantique, Toshiba Research in the UK, Universit de Genve, the University of Vienna, CNRS, Thales, LMU Munich, Siemens, and many more have broken all previous records and taken another huge stride towards practical implementation of secure, quantum-encrypted communication networks. A journal ...

deCODE Discovers a Gene Linked to Risk of Kidney Stones and Osteoporosis

... Kidney stones affect some 5% of women and 10% of men in the industrialized world. Larger stones can be detected with ultrasound screening and broken up to facilitate passage, though the recurrence rate is high. deCODE would like to thank all those who participated in this study, as well as ...

Environmental Tectonics Corporation Announces Additional Hyperbaric Monoplace Chamber Sale to St. John Wound Center

... St. John Health System operates hospitals in Tulsa, Owasso, Sapulpa and Bartlesville. A fifth affiliate hospital is under construction in broken Arrow, Okla., with completion scheduled for 2010. "The staff of the St. John Wound Center is committed to the treatment of the whole patient, ...

SYNTAX substudy shows positive outcomes for left main patients treated with TAXUS(R) Express(2)(R) Stent System

... for each group, and no formal statistical inferences between the two groups were made due to the different primary endpoints. Results were also broken out by left main lesion location, including distal and non-distal. For those patients receiving a TAXUS Stent, the patency rate for the treated ...

A molecular ripcord for chemical reactions

... an extremely strong current that stretched the chains and ultimately broke its weakest link the metal complex in two. The cap on one end was now broken off from the active metal ion, which allowed the metal ion to become catalytically active. In other words, it could now accelerate chemical ....

Hoosiers Work for Health Highlights Impact of Medical Research and Innovation on Indiana Economy

... and longer lives." Lechleiter added, "As citizens in these challenging times, we need to encourage our political leaders to fix what is broken - but we also need to make sure we don't break what still works. Today, innovation in the life sciences is one of those things that still works." ...

Catalyst Biosciences Expands Scientific Advisory Board With Leading Experts in Protease Therapeutic Discovery and Development

... proteins from the ER to the Golgi. Finally, the lab studies the plasminogen activation (PA) system, the central mechanism by which blood clots are broken down (fibrinolysis). Genetically engineered mice are being used to explore the role of the PA system in a variety of disease processes including ...

Spinning carbon nanotubes spawns new wireless applications

... have discovered new uses by spinning carbon nanotubes (CNTs) into longer fibers with additional useful properties. Breakthroughs Without broken Threads Taking technology that has already been proven to grow carbon nanotubes of world-record breaking lengths, researchers Vesselin Shanov and ...

Genencor Launches Accellerase(R) 1500, Next Step Toward Scale-Up of Cellulosic Ethanol

... Accellerase(R) is critical to the hydrolysis step of converting biomass to ethanol or other biochemicals. In this step, plant material is broken down into sugars for fermentation to ethanol. Genencor supplies Accellerase(R) as part of its dual-strategy to drive forward the cellulosic ...

Peter Zoller and Ignacio Cirac, awarded by the BBVA Foundation

... theoretical physicists of most influence in the areas of cold atoms, quantum optics and quantum information. For more than a decade, their work has broken new ground and opened up new experimental opportunities. At the core of their research is the use of the microscopic world to build quantum computers ...

Verenium Announces First Commercial Cellulosic Ethanol Project

... ethanol manufactured from corn or sugar, cellulosic ethanol production utilizes non-food, plant biomass as its feedstock source. The biomass is first broken down into fermentable sugars using acid or enzymatic hydrolysis and industrial enzymes, after which the sugars are fermented into ethanol using ...

Duke researchers coax bright white light from unexpected source

... faces or babies' bottoms also has major safety advantages over fluorescent bulbs, which happen to contain toxic mercury. "If a fluorescent bulb gets broken in the course of battle, it exposes soldiers to that mercury in addition to its shattered glass," Everitt said. "I think the biggest payoff for ...

Environmental Tectonics Corporation Announces Placement of Two Monoplace Chambers at St. John Wound Center; First Computer-controlled Hyperbaric Chambers in Oklahoma

... St. John Health System operates hospitals in Tulsa, Owasso, Sapulpa and Bartlesville. A fifth affiliate hospital is under construction in broken Arrow, Okla., with completion scheduled for 2010. "The staff of the St. John Wound Center is committed to the treatment of the whole ...

Interleukin Genetics to Present New Findings on Osteoporosis at the 58th Annual Meeting of the American Society of Human Genetics

... bones become fragile and more likely to break. If not prevented or if left untreated, osteoporosis can progress painlessly until a bone breaks. These broken bones, also known as fractures, occur typically in the hip, spine, and wrist. Any bone can be affected, but of special concern are fractures of the ...

Ultrafast lasers give CU-Boulder researchers a snapshot of electrons in action

... yet, but this is a big step toward that goal." To be able to chart a chemical reaction, scientists need to be able to see how bonds are formed or broken between atoms in a molecule during chemical reactions. But only extremely limited tools are available to view the rapidly changing electron cloud ...

Powered by olive stones? Turning waste stones into fuel

... of olive oil and table olives, makes up around a quarter of the total fruit. It is rich in polysaccharides (cellulose and hemicellulose) that can be broken down into sugar and then fermented to produce ethanol. "This research raises the possibility of using of olive stones, which would otherwise be ...

New Data From Head-to-Head Phase 3 Trial Demonstrate That Liraglutide is More Effective Than Exenatide in Treatment of Type 2 Diabetes

... loss with liraglutide is attributed to the fact that it slows gastric emptying and leads to increased satiety after meals. Liraglutide is naturally broken down in the body and does not require renal excretion. On May 23, 2008, Novo Nordisk submitted a New Drug Application to the Food and Drug ...

Tips on how to build a better home for biological parts

... several key needs where improvements could be made. These included the following: (a) to distinguish basic parts and composite parts that can be broken down into smaller parts; (b) to set curation standards to document the sequences of basic parts by associating them with entries in bioinformatic or ...

DOE JGI Director Eddy Rubin highlights the genomics of plant-based biofuels in the journal Nature

... feedstocksaltering, for example, branching habit, stem thickness, and cell wall chemistry resulting in plants that are less rigid and more easily broken down." For microbial biomass breakdown, Rubin says that many candidates have already been identified. These include Clostridia species for their ...

Tips on how to build a better home for biological parts

... several key needs where improvements could be made. These included the following: (a) to distinguish basic parts and composite parts that can be broken down into smaller parts; (b) to set curation standards to document the sequences of basic parts by associating them with entries in bioinformatic or ...

Pressure BioSciences, Inc. Announces the Market Release of its PCT-Enhanced Trypsin Digestion Application for Proteomics

... diagnostics. Proteins are often analyzed using a sophisticated laboratory method called mass spectrometry, which requires that proteins first be broken down into smaller fragments called peptides. This process is often accomplished by placing the protein in a test tube with the enzyme trypsin, ...

Fate Therapeutics Taps Successful Biotech CEOs Paul Grayson and John Mendlein for Leadership Team

... Co-Director and Co-Founder, Harvard Stem Cell Institute; Director, Massachusetts General Hospital Center for Regenerative Medicine, has broken new ground in understanding how blood forming stem cells and other adult stem cells are maintained in the adult body in specialized niches, ...

Engineers harness cell phone technology for use in medical imaging

... the world's poorest regions is not a viable, long-term solution. "More than half of the medical equipment in developing countries is left unused or broken because it is too complicated or expensive to operate and repair," he said. "We set out to develop something that locals could sustain on their own, ...

Iowa State researchers developing system to efficiently convert biomass to ethanol

... Theyre working to develop a biomass-to-ethanol system that would work like this: Plant biomass such as corn stalks and switchgrass would be broken down by fast pyrolysis, a process that uses heat at 900 degrees Fahrenheit in the absence of oxygen to convert biomass into a bio-oil. The bio-oil ...

Nanoswitches toggled by light

... microscope. If the irradiation is switched off, they contract back to their original size. This effect was most obvious when one of these needles was broken by the shock of a short, strong laser pulse: A small crack of some ten to one hundred nanometers forms at the break. When the crystal is stretched ...

Interleukin Genetics Enters into New Clinical Research Collaboration with Alticor

... bones become fragile and more likely to break. If not prevented or if left untreated, osteoporosis can progress painlessly until a bone breaks. These broken bones, also known as fractures, occur typically in the hip, spine, and wrist. Any bone can be affected, but of special concern are fractures of the ...

Federal nanotech risk research plan still comes up short

... WASHINGTON, DC An improved but still flawed government-wide plan for nanotechnology risk research is the result of a broken system. Federally-funded studies essential to managing possible risks from this cutting-edge technology should be guided by a top-down strategy tied ...

UA optical scientists add new, practical dimension to holography

... University of Arizona optical scientists have broken a technological barrier by making three-dimensional holographic displays that can be erased and rewritten in a matter of minutes. The holographic ...

Making gas out of crude oil

... includes University of Calgary scientists has shown how crude oil in oil deposits around the world including in Albertas oil sands are naturally broken down by microbes in the reservoir. Their discovery published in the prestigious science journal Nature could revolutionize heavy oil and oil ...

Neogen Acquires Assets of Rivard Instruments

... needles specially designed to reduce breakage during animal injections. The major advantage of the needles is that in the event a needle is broken with the cannula remaining in an animal muscle, it would be detected by metal detectors used in meat processing plants. The typical veterinary ...

Fate Therapeutics Created by Leading Stem Cell Scientists to Pursue New Approaches to Stem Cell Therapies

... Co-director and Co-founder, Harvard Stem Cell Institute, Director Massachusetts General Hospital Center for Regenerative Medicine, has broken new ground in understanding how blood forming stem cells and other adult stem cells are maintained in the adult body in specialized niches, ...

Using catalysts to stamp nanopatterns without ink

... dye molecules to make the coating visible under a microscope. Wherever the enzyme met the DNA, the end of the DNA chain and its attached dye were broken off and removed. That created a dye-less pattern of dots on the DNA coating, each dot measuring about 10 millionths of a meter diameter each. The ...

Scientists discover how cancer may take hold

... The scientists looked at the chemical transformations that tryptophan undergoes as it is processed in live human cancer cells. When tryptophan is broken down in the cancer cells, an enzyme (dubbed IDO) forms molecules called kynurenines. This reduces the concentration of tryptophan in the local ...

Apple Computer may use Apple logo on iTunes

... - ads which used the logo. Apple Corps argued that the U.S. company had broken the agreement in which each pledged not to enter into the other's field of ... the trial we clearly demonstrated just how extensively Apple Computer has broken the agreement," he said in a ....

H-1B jobs: Where is the shortage of skilled workers?

... voiced its opposition to the visa cap in a statement Tuesday. "Our broken visa policies for highly educated foreign professionals are not only ... I couldn't disagree more with Mr. Oracle's Mr. Hoffman stating, Our broken visa policies for highly educated foreign professionals are not only ...

The State of Risk Capital in Wisconsin

... rarely above $3M. In truth, weve been here before in 1998. Venture capital investments were $21.6B that year, and the Nasdaq had only recently broken 1500. My instinct is that valuations were also probably comparable (though I suspect deal terms in 2003 favor the investor more than in 1998). I ...