Tag: "characterization" at biology news

Second Breast Cancer Gene Located

... go from the initial mapping stage to isolationand characterization of the specific gene involved," Stratton said."Due to many recent advances in molecular biology, we have managedto shorten the process for BRCA2 to half that time." The researchers do not yet know whether BRCA2 plays a role in the developmen...

New Ultrasensitive Technique For Accurately Characterizing Biomolecules Is Developed By Cornell Chemists

... Cornell University scientists report the accurate characterization of a sample representing 1 percent of the protein in a single red blood cell using electrospray mass spectrometry -- a feat that opens the door to a wide area of basic medical exploration. The technique allows researchers to take samples as small as ...

Ten Years of Progress For Superfund Basic Research Program

...to be presented in Chapel Hill isthe isolation and characterization of a strain of bacteria fromthe genus Sphingomonas which is capable of breaking downcompounds known as "N-heterocyclics." Many compounds in thatgroup cause mutations and can lead to cancer. Brian Kinkle,assistant professor of biological sciences, say...

Autoimmunity Gene Discovered

...ernational teams report the cloning and initial characterization of the same gene, defective in APECED. The data are published independently by the two teams in the December issue of "Nature Genetics". The function of the gene and its product is still unknown, but some structural features of the prote...

Scientists Identify Protein Essential For Iron Absorption, Boost Understanding Of Iron-Deficiency Anemia

...r of medicine, and colleagues that resulted in the characterization ofanimal models of two types of iron-deficiency anemia: the Belgrade rat and themicrocytic mouse. Both animals are unable to properly absorb iron in the GI tract orsufficiently take it up at the cellular level. "It ha...

U.S. Scientists Honored For Lifetime Contributions In Hepatitis Research

...o the discovery, identification and characterization of various hepatitis viruses, and to development of diagnostic tests, treatments and preventive measures for hepatitis. They were key in the development of the hepatitis A vaccine that is in...

New Fluorescence Technique For Ultra-Sensitive Enzyme Characterization Developed - Screening Catalytic Activity At The Single-Molecule Level

...uorescence technique for ultra-sensitive enzyme characterization developed - Screening catalytic activity at the...troscopy as a new method for an ultra-sensitive characterization of enzyme activity (PNAS 95:1416-1420, abstract: <a href="http://www.pnas.org/cgi/content/...

Molecular Marker May Identify Bladder Cancer Patients Most Likely To Recur

...n join the rank of human cancers inwhich molecular characterization drives therapeutic intervention." "Effect of p21(WAF1/CIP1) Expression on Tumor Progression in Bladder Cancer," byJohn P. Stein, David A. Ginsberg, Gary D. Grossfeld, Sunanda J. Chatterjee,David Esrig, Ming G. Dickinson, Susan Groshen, Clive R. Taylo...

NSF-Supported New Scientists And Engineers Receive Presidential Award

...innovative concepts and studentlaboratories in the characterization and processing of ultra-thin-film growthwith the a...atigato, Coe College. For novel approaches to the characterization ofthe properties of glass, and for educational outreach to high schools andcommunities of disadvanta...

Spider Venom Stops Stroke Brain Damage

...thesis of the new chemical in detail. Theoriginal characterization and synthesis of HF-7 were done at Cornell by graduatestudents Kevin and Jinping McCormick, and elaborated by Yingbo Li, a graduatestudent, and Bruce Ganem, Cornell professor of chemistry. Professor Jacques H.van Boom at Lieden University and his Du...

National Science Board Honors Maxine Frank Singer With Vannevar Bush Award

...defective viruses. She pioneeredthe isolation and characterization of enzymes involved in nucleic acidmetabolism. Her work made it possible to make the RNA molecules that led to thediscovery of the genetic code. Since 1988, Singer has been Carnegie Institution's 8th president. Vannevar Bush was its 4th. ...

Rockefeller University Scientists Receive Prestigious Awards For Cancer Research

.... Levine was cited for the isolation, cloning, and characterization of thebiological properties of the p53 tumor suppressor gene. He will receive theFoundation's Charles S. Mott Prize, which honors the most outstanding recentcontribution to the discovery of the cause or ultimate prevention of humancancer. Dr. Roeder...

Endangered Species' Recovery Plans Face Comprehensive Scientific Review

...ll the data. The data is the basis for the broader characterization and analysis of the plansat the National Center for Ecological Analysis and Synthesis in Santa Barbarathis week. In June, scientists and students again will gather at NCEAS to talkabout how to improve the plans and the species-recovery process. They ...

Human Genome Sciences announces the discovery of a novel immune stimulant

... component of the immune system. Thediscovery and characterization of BLyS is described in the July 9, 1999 issue ofScience magazine. BLyS is a naturally occurring substance, a protein, made by the human body. Itstimulates the production of high levels of antibodies by causing the antibodyproducing cells, called B ...

Virginia Tech microbe-minerals group launches new field of study

... surfaces; refining surface sensitive imaging and characterization techniques, which willadvance the study of other interactions. Members of the Microbe-Mineral Group are Duane Berry and Matthew Eick of cropand soil environmental sciences, Malcolm Potts from biochemistry, John Littlefrom civil and environmental eng...

Harbor Branch to receive $2.1 million of a $4.9 million multi-institutional grant to discover new natural product leads for cancer chemotherapy

...her team will be responsible for the isolation and characterization of the new chemical compounds. Other sources of DNA that will be investigated include blue-green algae (being studied at Oregon State University) and marine fungi (being researched at the University of California-Santa Cruz)....

3-D structure of human transcription factor proteins revealed

...thodology is a useful technique for the structural characterization of mega-Dalton transcription complexes," state the authors in their Science paper. "It also motivates the mapping of individual TBP-associated factors by specific antibodies and higher resolution studies using electron microscopy techniques." At a...

UNC selected as one of two regional mutant mouse resource centers in nation

...different investigators and do a limited amount of characterization on them,and then make them available on a small scale to investigators," she added. "We'll also monitor whichones are in high demand and send those to Bar Harbor for distribution on a larger scale." The grant to UNC also contains a research componen...

Distance between atoms is key to iron protein function

...if. Trapping of the peroxide intermediate and its characterization by Mossbauer spectroscopy was the work of Carsten Krebs, post-doctoral fellow; Boi Hanh (Vincent) Huynh, professor of physics; and Dale E. Edmondson, professor of biochemistry, at Emory University in Atlanta. X-ray absorption data were measured a...

ASM statements on FY 2001 federal budget proposal: NIH, CDC, NSF

...application of genomics and related methods to the characterization of our environment, which is the first step in its conservation," says ASM President Julian Davies. "These areas are certain to become major fields of study in the new millenium." The NSF FY 2001 budget request sets research priorities such as streng...

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(Date:10/22/2014)... Dennis Thompson HealthDay Reporter ... health officials on Monday officially tightened guidelines for health workers ... skin exposure and use of a respirator at all times. ... to issue the tougher rules after two Dallas nurses contracted ... the United States, Liberian national Thomas Eric Duncan. Nina Pham ...
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