Tag: "carnegie" at biology news

Carnegie Mellon researcher tests tools for protecting Anacostia River ecosystem from PCBs

PITTSBURGH-- A sediment-capping mat developed by Carnegie Mellon engineers and CETCO (Arlington Heights, IL) soaks up dangerous PCBs (polychlorinated biphenyls) and could prevent their long-term release into waterways, according to the researchers, who are evaluating it in field trials in Washington D.C.'s contaminated Anacostia River. ...In hundreds of contaminated waterways across the country,...

Carnegie Mellon scientists reveal ways of studying, resolving PCB contamination in US rivers

PHILADELPHIAThe distribution and movement of PCBs (polychlorinated biphenyls) in the environment has threatened scarce water supplies, ecosystems, tourism and the world's fragile fishing industry. In the three decades since PCB production and use were banned, sediments of many lakes and waterways continue to provide a source of these deadly toxins to the water and ultimately to fish and people....

PCB breakdown in rivers depends on sediment-specific bacteria, find Carnegie Mellon U. scientists

One of Mother Nature's most promising weapons to break down persistent, toxic polychlorinated biphenyls (PCBs) is bacteria. Now, a study by Carnegie Mellon University scientists provides convincing evidence that how quickly a PCB gets eaten and what it becomes depends on where it settles. Using DNA fingerprinting, the Carnegie Mellon team discovered distinct bacterial populations in the first-eve...

Carnegie Mellon researchers to demonstrate autonomous robotthat will seek life in Atacama Desert

PITTSBURGH—Carnegie Mellon University robotics and life sciences researchers will demonstrate Zoë, an autonomous rover being groomed to seek and identify life in hostile environments, at 10 a.m. Thursday, Aug. 12, at the former LTV site off Brownfield Road in Pittsburgh. (See below for directions.)... ...The researchers, who are part of a team that includes scientists from NASA's A...

Carnegie Mellon University hosts ACS-PRF summer school on green chemistry

... ... The American Chemical Society Petroleum Research Fund (ACS-PRF) is sponsoring a summer school on green chemistry at Carnegie Mellon University. Close to 100 graduate students and postdoctoral fellows from countries including Canada, the United States, Uruguay, Brazil and Mexico will come to Carnegie Mellon for a week of immersion in green chemistry, the science of replacing polluting pr...

Carnegie Mellon neuroscientist develops tool to image brain function at the cellular level

......PITTSBURGH--Carnegie Mellon University neuroscientist Alison Barth has developed the first tool to identify and study individual neurons activated in a living animal. This advance, described in the July 21 issue of The Journal of Neuroscience, ultimately could lead to the development of targeted drugs that directly affect specific neurons involved in neurological diseases that alter behavi...

Carnegie Mellon enhances Quantum Dot Corp. technology for long-term, live-animal imaging

PITTSBURGH-- By modifying the surface of tiny, fluorescent crystals called quantum dots, Carnegie Mellon University scientists have enabled them to circulate for hours in animals and to provide fluorescent signals for at least eight months, the longest that anyone has observed quantum dot fluorescence in a living animal. This technological feat overcomes a major limitation, making quantum dots fi...

Carnegie Mellon U. imaging study reveals sex-based differences that persist as mice enter adulthood

Using advanced imaging technology, Carnegie Mellon University scientist Eric Ahrens and co-investigators have conducted the first systematic examination of developmental and sex-associated changes in adolescent and adult mouse brains to reveal fundamental differences in key brain structures, such as those important for emotions, learning, and memory. The results, in press with NeuroImage, show th...

Carnegie Mellon computational biologist Russell Schwartz receives prestigious CAREER award

PITTSBURGH--Carnegie Mellon University computational biologist Russell Schwartz has received the National Science Foundation's prestigious Faculty Early Career Development (CAREER) award. The five-year grant recognizes and supports the early career-development activities of teacher-scholars who are most likely to become the academic leaders of the 21st century, according to the National Science F...

Carnegie Mellon U biologists identify critical player in yeast ribosome assembly

PITTSBURGH--Carnegie Mellon University biologists are the first to show that minor changes in the tail of one protein cripple yeast's ability to assemble protein-making machines called ribosomes. The findings, published in a recent issue of Molecular Cell, ultimately could help scientists develop better drugs to fight fungal infections. ......"Our findings are the first to link the structure of a...

Carnegie Mellon U. develops microgel to recover enzymes for manufacturing, research assays

Carnegie Mellon University scientists have employed biological molecules to create a microgel that could recover costly enzymes for repeated use in catalyzing commercially important reactions. The microgel could potentially recover any enzyme and theoretically save manufacturers considerable money. ... "By enabling efficient enzyme recovery, this microgel system overcomes significant obstacles in...

Carnegie Mellon U. conducts first comprehensive proteomic analysis of developing animal

Carnegie Mellon University scientists have performed the first comprehensive proteome analysis of protein changes that occur in a developing animal, making surprising findings that could require scientists to revise standard thinking about how proteins orchestrate critical steps in embryonic development. ...Their findings could one day provide a sensitive way to measure how drugs or environmental...

Pittsburgh NMR Center for Biomedical Research at Carnegie Mellon

The Pittsburgh NMR Center for Biomedical Research has received a five-year, $6.7 million grant from the National Institute of Biomedical Imaging and Bioengineering to pursue innovative work in applying nuclear magnetic resonance (NMR) to biomedical sciences. ... The Pittsburgh NMR Center for Biomedical Research is a joint endeavor of Carnegie Mellon University and the University of Pittsburgh an...

Carnegie Mellon scientist says new technologies boost bio-terrorism surveillance

SEATTLE--Society can share medical information for bio-terrorism surveillance purposes while preserving the privacy of individual medical records through technologies created by Carnegie Mellon University computer scientist Latanya Sweeney, who will speak at 11 a.m. Friday, February 13, at the annual meeting of the American Association for the Advancement of Science (AAAS).... ..."After September...

Carnegie Mellon dorm honored as first green residence hall

PITTSBURGH--Carnegie Mellon University's $12.5 million New House residence hall will be recognized Monday, November 10 at 2 p.m. by the U.S. Green Building Council as one of the nation's healthiest and most energy-efficient residence halls. ... The university will be awarded a Leadership in Energy and Environmental Design (LEED) Silver Certification from the U.S. Green Building Counc...

Carnegie Mellon receives $2.5M to develop bio-molecular imaging and information discovery systems

PITTSBURGH--Carnegie Mellon University scientist Robert Murphy has received $2.5 million from the National Science Foundation (NSF) as part of a five-year, $9.4 million multi-institutional grant headquartered at the University of California, Santa Barbara. This grant for "Next-Generation Bio-Molecular Imaging and Information Discovery" was one of eight large grants made this year by NSF's Informa...

Fe-TAML(R) activators developed at Carnegie Mellon remove recalcitrant sulfur from automotive fuels

NEW YORK--More than 85 percent of recalcitrant sulfur compounds in refined automotive fuels can be easily removed using a powerful, environmentally friendly catalyst developed by Carnegie Mellon University scientists....... With further development this technology, which employs a Fe-TAML activator, may provide an attractive alternative to existing methods that rid fuels of sulfur contaminants, w...

Fe-TAML(R) activators developed at Carnegie Mellon decontaminate anthrax simulant

NEW YORK-Carnegie Mellon University scientists...today announced that one of their powerful, environmentally friendly...catalysts called Fe-TAMLR activators has the potential to become an...important cleanup tool for anthrax contamination. ......... The Fe-TAML activator used with hydrogen peroxide can substantially decontaminate a cultured, benign simulant of anthrax, they said. This anthrax si...

Fe-TAML(R) activators developed at Carnegie Mellon break down toxic pesticides

Carnegie Mellon University scientists have found that a rapid, environmentally friendly catalytic process involving Fe-TAML activators and hydrogen peroxide appears to totally break down some organophosphorus compounds, a widely used class of agricultural pesticides associated with profound toxicity. ...... The results of preliminary laboratory studies are being presented by Arani Chanda, a Carne...

Fe-TAML(R) activators developed at Carnegie Mellon help cleanup paper and wood pulp manufacturing

NEW YORK-- Potent, environmentally friendly catalysts called Fe-TAML activators, developed by scientists at Carnegie Mellon University, can destroy colored pollutants and toxic compounds resulting from paper and wood pulp processing. ...... The results of extensive field trials conducted by Carnegie Mellon University, Forest Research of New Zealand and the University of Auckland are being presen...

Fe-TAML(R) activators developed at Carnegie Mellon decolorize textile mill wastewater

NEW YORK Powerful, environmentally friendly catalysts called Fe-TAML activators, developed by scientists at Carnegie Mellon University, significantly decolorize dyes found in wastewater released from textile mills and are highly promising for clearing this polluted water. ...... The results of extensive field trials of this decolorization will be reported by a team of Carnegie Mellon investigato...

Carnegie Mellon develops new process for growing bone

PITTSBURGH-- Carnegie Mellon University's Jeffrey Hollinger and his research team will receive $1.12 million over the next four years from the National Institutes of Health (NIH) to develop a new therapy for regenerating bone.... Bone, often called the structural steel and reinforced concrete of the human body, supports the body the way a steel framework supports a skyscraper, and it protects its...

Carnegie Mellon researchers developing new ways to store tissue, organs

PITTSBURGH--Carnegie Mellon University's Yoed Rabin and Paul Steif have received $1.3 million over the next four years from the National Institutes of Health to develop more efficient ways of storing transplant tissue and organs in cryogenic temperatures.... Mechanical Engineering professors Rabin and Steif are working to improve techniques of cryopreservation, the process of storing biological m...

Carnegie Mellon partners with Pitt to host Bone Symposium

PITTSBURGH--More than 150 of the world's medical elite will come to Pittsburgh August 20-23 at the Sheraton Station Square Hotel to showcase and discuss some of the latest technologies used in wound healing and tissue engineering developed to improve patient care. The symposium, co-sponsored by Carnegie Mellon and Pitt, is designed to stimulate increased interaction among academic clinicians and...

Carnegie Mellon professor skeptical about use of hydrogen-fueled cars

PITTSBURGH--Hydrogen-powered cars became the nation's hot wheels during the State of the Union speech in January, when the Bush administration proposed more research and predicted that the cars could be commercially practical by 2020. ... However, hydrogen-fueled automobiles will not offer a cost-effective way to reduce automotive air pollution, or reduce emissions of climate-changing carbon diox...

Carnegie Mellon University research story ideas on DNA

Below are story ideas from Carnegie Mellon University related to the 50th ...anniversary of DNA discovery and the celebration of the completion of the ...human genome sequence. Through its emphasis on computational sciences and ...interdisciplinary approaches, Carnegie Mellon is conducting groundbreaking ...research. To contact the investigators about any of the following topics, ...please cont...

Carnegie Mellon, NASA to develop robot illustrating how to seek life on distant planets

PITTSBURGH--A team of Carnegie Mellon University and NASA scientists will travel to the Atacama Desert in northern Chile in April to conduct research that will help them develop and deploy a robot and instruments that may someday enable other robots to find life on Mars. ...The researchers will be using the Atacama, described as the most arid region on Earth, as a Martian analog.... ...The group...

Carnegie Mellon University chemists create versatile polymer brushes

Carnegie Mellon University scientists are creating molecularly engineered polymer brushes using a revolutionary catalytic polymerization procedure developed in their laboratory. These nanoscale brushes have numerous potential applications in a number of fields, including medicine, computers and environmental engineering, according to Krzysztof Matyjaszewski, professor of chemistry at Carnegie Mel...

Carnegie Mellon scientists create unique DNA probe with great potential

A team of investigators at Carnegie Mellon University has formed the first hybrid quadruplex of peptide nucleic acids, or PNAs, with DNA, the genetic code. This result opens new opportunities to study the activity of genetic regions occupied by recently described quadruplex DNA structures, as well as providing a new compound that could be used as a biosensor or to block gene activity associated w...

Carnegie Mellon University receives NASA award to develop probes to detect life on Mars

PITTSBURGH--Carnegie Mellon University scientist Professor Alan Waggoner has received a three-year $900,000 award from NASA to develop fluorescent-dye-based systems to be used in remote operations to detect life on Mars and in other hostile or distant environments. ... As part of the grant, Waggoner's team will develop new fluorescent dyes that bind to the common building blocks of life DNA, lip...

Carnegie Mellon University receives $1 million to create biosensor tool kit

. PITTSBURGH-The W. M. Keck Foundation will give Carnegie Mellon University $1 million to begin development of a biosensor tool kit that will enable scientists to more fully understand cellular activity as it occurs in living organisms. . The tools to be developed include an array of optical probes and sensing devices that can be used to detect the different states and functions of cells,...

University of Pittsburgh, Carnegie Mellon University establish Biomedical Security Institute to address bioterrorism, public health threats

. . . . . Carnegie Mellon University and the University of Pittsburgh are establishing a Biomedical Security Institute (BMSI) that will monitor public health threats and alert emergency management agencies nationwide to attacks of bioterrorism.. . The Biomedical Security Institute will provide a far-reaching preparedness, detection and response capability network that can be used to rapidly and...

Carnegie Mellon's Carnegie Symposium on Cognition

... ... ... ... ... The latest advances in understanding how the brain organizes and interprets information that the eye sees will be explored by scientists attending the annual Carnegie Symposium on Cognition June 2-4 at Carnegie Mellon University.... Titled "Perceptual Organization in Vision: Behavioral and Neural Perspectives," the symposium is sponsored by the university's Department o...

Brookhaven, Carnegie Scientists Report First 'Morphing' Of Plant Enzyme Function

.UPTON, NY -- In a transformation worthy of Hollywood special effects, biochemists.have for the first time "morphed" a plant enzyme, turning it into another enzyme.with a different function, through genetic manipulation.. . The achievement advances the prospects of "designer" plants for.renewable industrial raw materials, fuel and food. It also sheds new light on.how plant enzymes evol...

Carnegie Mellon Researchers Develop Nation's First Robotic Tour Guide For The Dinosaur Hall At Pittsburgh's Carnegie Museum Of Natural History

. PITTSBURGH--Researchers at Carnegie Mellon University's Robotics.Institute have created an autonomous mobile robot that will be a tour guide in.the world famous Dinosaur Hall at Pittsburgh's Carnegie Museum of Natural.History. . It represents the first time a robot will be deployed on the floor of a.U.S. museum to interact with visitors as a permanent part of an exhibit. ....

Carnegie Mellon Researchers Say Direct Instruction, Rather Than "Discovery Learning" Is Best Way To Teach Process Skills In Science

.This material relates to the session "How Scientists Really Think: Beyond the.Myths of Discovery". . . PITTSBURGH--Direct instruction using the Control of Variables Strategy,.rather than discovery learning, may be the best way to teach young children.about science, says a Carnegie Mellon psychologist who is conducting a four-year.field study in public schools in Pittsburgh, Pa.....
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