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5 Jul 2008
Science News for 24 Mar 2008
American Chemical Society's Weekly PressPac -- March 19, 2008
24 Mar 2008
ARTICLE #1 FOR IMMEDIATE RELEASE Scientists have identified key protein fragments in infectious diseases and are reporting a strategy that could usher in more effective vaccines. Click here for more...

A giant of astronomy and a quantum of solace
24 Mar 2008
Blockbuster shooting in Paranal Cerro Paranal, the 2600m high mountain in the Chilean Atacama Desert that hosts ESO’s Very Large Telescope, will be the stage for scenes in the next James Bond movie, “Quantum of...

BARACLUDE data show low resistance over 5 years in nucleoside-naive hepatitis B patients
24 Mar 2008
Data indicate pre-existing lamivudine resistance predisposes patients to higher rates of BARACLUDE resistance (PRINCETON, NJ, March 24, 2008) – New BARACLUDE® (entecavir) data presented today demonstrated a continued low incidence of...

Corn's roots dig deeper into South America
24 Mar 2008
Earliest signs of maize as staple food found after spreading south from Mexican homeland Corn has long been known as the primary food crop in prehistoric North and Central America. Now it appears it may have been an important part of the South...

Temple and Fox Chase partner on research and education
24 Mar 2008
Institute for Translational Medicine created through partnership Eric A. Ariazi, Ph.D. (left), a scientist at Fox Chase Cancer Center, is working with Nae Dun, Ph.D., chair of pharmacology at Temple's School of Medicine on...

Online magazine for elementary teachers brings polar issues into classrooms nationwide
24 Mar 2008
Beyond Penguins and Polar Bears Web site. Click here for more information. To fill a national void in the elementary school curriculum and capitalize on student interest in the polar regions, Ohio State University...

Insects take a bigger bite out of plants in a higher CO2 world
24 Mar 2008
Plant defenses go down as carbon dioxide levels go up, the researchers found. Soybeans grown at elevated CO2 levels attract many more adult Japanese beetles than plants grown at current... Click here for more...

Longer flu season and unexpected strains make prevention plan key
24 Mar 2008
Visiting Nurse Associations of America and the Clorox Company announce online resource to help families have a healthier flu season March 24, 2008 WASHINGTON – Millions of Americans took the advice to get a flu shot this season, but many...

When should children infected with HIV start medication
24 Mar 2008
When should children with HIV infection be started on anti-HIV medications? The advent of effective medications for treating HIV dramatically improved the outlook for both adults and children infected with HIV who had access to treatment, but...

Honeybee researcher to unravel properties governing lifespan with support from Norway
24 Mar 2008
Gro Amdam, associate professor in the School of Life Sciences at Arizona State University, has been awarded two grants totaling the U.S. equivalent of about $1.4 million from the Norwegian Research Council to investigate biochemical factors...

Birth of an enzyme
24 Mar 2008
Scientists succeed in designing artificial enzymes that also undergo 'evolution in a test tube' Mankind triumphed in a recent 'competition' against nature when scientists succeeded in creating a new type of enzyme for a reaction for which no...

St. Jude study offers new hope for children with kidney tumors deemed inoperable
24 Mar 2008
Surgeons were able to save part of each kidney in patients with bilateral Wilms tumor, regardless of how the tumors appear on preoperative scans Physicians at St. Jude Children's Research Hospital have demonstrated that children with bilateral...

Model offers new understanding of cell signaling
24 Mar 2008
New tool for scientists takes advantage of today's computing power ANN ARBOR, Mich. — Looking for answers in the bright light of day, rather than the confined beam of a street light at night. That’s how University of Michigan...

Free drug samples may burden patients' pockets
24 Mar 2008
Following free drug sample receipt, patients who receive these samples have significantly higher out-of-pocket prescription costs than those who don't, according to the first study to look at the out-of-pocket cost associated with free-sample...

Simplifying manufacture of drugs, plastics earns UH chemist top honor
24 Mar 2008
Olafs Daugulis wins coveted Alfred P. Sloan Research Fellowship Olafs Daugulis (left), a UH assistant professor of chemistry who has been named a 2008 Alfred P. Sloan Research Fellow, observes undergraduate Rana Kashif Khan in...

UH report shows college students making the grade online, in class
24 Mar 2008
'Hybrid class' proves more successful for students than traditional class settings HOUSTON, March 24, 2008—The lives of today’s college students have always included computers and the Internet. That technology now has moved from the...

Yang receives AFOSR grant for nanoelectronics research
24 Mar 2008
Stevens professor's research is based on carbon nanotube quantum dots HOBOKEN, N.J. -- Eui-HyeokYang, Associate Professor in the Department of Mechanical Engineering at Stevens Institute of Technology, has received a grant from the Air Force...

Research to lead to brain tumor therapies
24 Mar 2008
Unique human in vitro model research currently underway at the Peninsula Medical School in the southwest of England is set to identify and develop therapies for the treatment of multiple tumors in the brain Unique human in vitro model (cell...

Too much information? Study shows how ignorance can be influential
24 Mar 2008
In the current issue of The RAND Journal of Economics, USC researchers provide a challenge to the classic economic model of information manipulation, in which knowing more than anybody else is the key to influence. Instead, economists...

UD receives $3.75 million in DOE grants for leading-edge solar research
24 Mar 2008
From left, Ujjwal Das, research associate, Stuart Bowden, associate scientist, and Robert Birkmire, professor and director of UD's Institute of Energy Conversion, display high-efficiency silicon solar cells created in...

Smithsonian's National Museum of Natural History reveals ants as fungus farmers
24 Mar 2008
This photo shows the head of the defensive soldier caste of the leaf-cutting ant Atta laevigata, which lives in the savannahs of northern and central South America. The mature nests... Click here for more...

OHSU Cancer Institute researchers identify new approach to help control drug resistance in leukemia
24 Mar 2008
New research gives additional therapeutic tools for even more effective and longer control of chronic myeloid leukemia PORTLAND, Ore. – Oregon Health & Science University Cancer Institute researchers have found that an experimental...

'Digital skills divide' along SES lines, according to study from Tufts University
24 Mar 2008
Different socioeconomic strata prefer different search engines MEDFORD/SOMERVILLE, Mass. -- A new study from Tufts University shows that while the "digital divide" may be narrowing in terms of access to the Internet, a significant "digital...

A fly's tiny brain may hold huge human benefits
24 Mar 2008
MU scientist finds mechanism in memory development that may help Parkinson's patients The drosophila is a type of fruit fly, a well-established genetic model. Click here for more information. COLUMBIA, Mo. –...

Obesity may keep some women from getting screened for breast, cervical cancer
24 Mar 2008
CHAPEL HILL – A review of cancer screening studies shows that white women who are obese are less likely than healthy weight women to get the recommended screenings for breast and cervical cancer, according to researchers at the...

Need for federal protection against genetic discrimination
24 Mar 2008
ACP monograph includes 6 policy positions Washington — A policy monograph highlighting the need for federal protections against genetic discrimination in employment and insurance practices was released today by the American College of...

New SAI grant aims to shorten testing time of photovoltaic modules
24 Mar 2008
TEMPE, Ariz. -- The future is getting brighter for Arizona State University’s Photovoltaic Testing Laboratory (PTL) as it plays a growing role in testing advanced solar energy systems. PTL recently was awarded an $800,000 grant through...

Cancer treatments in phase 3 trials successful up to half of the time
24 Mar 2008
CHICAGO – About one-fourth to one-half of new cancer treatments that reach assessment in phase 3 randomized clinical trials are eventually proven successful, according to a report in the March 24 issue of Archives of Internal Medicine,...

The surprising power of the pill
24 Mar 2008
Dr. Haim Pinkus Click here for more information. Women who have tried to conceive using in vitro fertilization (IVF) methods are painfully aware that timing is of the essence. There are cancelled vacations, too many...

Finely tuned WspRs help bacteria beat body by building biofilm
24 Mar 2008
Tetrameric assembly of the response regulator diguanylate cyclase WspR from Pseudomonas aeruginosa. The inset shows a close-up of cyclic di-GMP bound to the inhibitory site Click here for more information. Bacteria...

NYU dental researchers find evidence of periodontal disease leading to gestational diabetes
24 Mar 2008
The findings, published in the April 2008 issue of the Journal of Dental Research, underscore how important it is for expectant mothers to maintain good oral health A study by a New York University dental research team has discovered evidence...

Risky teen behavior may not occur at home or school: but how to track?
24 Mar 2008
INDIANAPOLIS – How can researchers track where teens go when not in or near home or school to see if this movement has an impact on health-related behavior such as smoking or sexual activity" The answer is through that ubiquitous teen...

MRI: A window to genetic properties of brain tumors
24 Mar 2008
Doctors diagnose and prescribe treatment for brain tumors by studying, under a microscope, tumor tissue and cell samples obtained through invasive biopsy or surgery. Now, researchers at UCSD School of Medicine have shown that Magnetic...

Scientists uncover how superbug Staph aureus resists our natural defenses
24 Mar 2008
Researchers at the University of Washington have uncovered how the bacterium Staphylococcus aureus, including the notorious MRSA (methicillin-resistant Staph aureus) “superbug” strains, resists our body's natural defenses against...

New findings from Tibetan Plateau suggest uplift occurred in stages
24 Mar 2008
Himalayan region remained below sea level while central region rose, geologists say SANTA CRUZ, CA--The vast Tibetan Plateau--the world's highest and largest plateau, bordered by the world's highest mountains--has long challenged geologists...

'Superdense' coding gets denser
24 Mar 2008
CHAMPAIGN, Ill. — The record for the most amount of information sent by a single photon has been broken by researchers at the University of Illinois. Using the direction of “wiggling” and “twisting” of a pair of...

Social contacts and mixing patterns
24 Mar 2008
Social contacts and mixing patterns In research surveying 7,290 participants in eight European countries, Jo�l Mossong and colleagues determine patterns of person-to-person contact relevant to controlling pathogens spread...

Baby boys are more likely to die than baby girls
24 Mar 2008
C-sections and neonatal ICUs help more baby boys to survive, study of developed countries finds Male infants in developed nations are more likely to die than female infants, a fact that is partially responsible for men’s shorter...

Toward the ethical treatment of whole genome research participants
24 Mar 2008
Recent technological developments have made it possible for scientists to sequence an entire human genome, but these advances may be a mixed blessing. While much has been made of the benefits of whole-genome sequencing, from improved disease...

Study: Dramatic rise in hepatitis C-related deaths in the United States
24 Mar 2008
Middle-aged patients are hardest hit Hepatitis C-related deaths in the United States increased by 123 percent from 1995 through 2004, the most recent year for which data are available. Mortality rates peaked in 2002, then declined slightly...

Strengthening the tumor-fighting ability of T cells
24 Mar 2008
When faced with cancer, the immune system dispatches cells, called T cells, to kill the tumor. But these killer cells often fail to completely eliminate the tumor because they’re deactivated by a distinct population of T cells known as...

K-State researchers boost beef jerky safety
24 Mar 2008
MANHATTAN, KAN. -- The latest spate of meat recalls due to E. coli O157:H7 and Salmonella contamination might have consumers wondering about the safety of their meat products. But beef jerky connoisseurs need not worry. With funding provided...

Targeting aggressive breast cancers by putting them to sleep
24 Mar 2008
It is well established that Id1, a gene normally produced only in embryonic development, is reactivated in many 'solid' cancers, or carcinomas. In the case of breast cancer, the Id1 gene is active only in the more aggressive and metastatic...

Hospitals that participate in clinical trials may provide better patient care
24 Mar 2008
CHICAGO – Hospitals that participate in clinical trials appear to provide better care for patients with heart attacks or other acute heart events and have lower death rates than hospitals that do not participate in clinical trials,...

African Americans less likely than whites to get colonoscopy despite family history of colon cancer
24 Mar 2008
CHICAGO – African Americans who have multiple first-degree relatives with colon cancer are less likely than whites with affected relatives to undergo recommended screening procedures, according to a report in the March 24 issue of...

Evolution of new species slows down as number of competitors increases
24 Mar 2008
The rate at which new species are formed in a group of closely related animals decreases as the total number of different species in that group goes up, according to new research published in PLoS Biology. The research team believes these...

FSU researcher's 'mutant' proteins could lead to new treatment for heart disease
24 Mar 2008
TALLAHASSEE, Fla. -- Heart damage due to blocked arteries remains the leading cause of disease and death in the Western world, but a Florida State University College of Medicine researcher is helping to open new pathways toward treating the...

It pays to be honest when it comes to tax
24 Mar 2008
The moral compass of women, older people and churchgoers points firmly in the direction of tax compliance, according to a leading Queensland University of Technology tax researcher. Professor Benno Torgler, from QUT's Faculty of Business,...

JAMA editor-in-chief comments on Pfizer lawsuit
24 Mar 2008
In an editorial published early online today, JAMA Editor-in-Chief Catherine D. DeAngelis, M.D., M.P.H., and JAMA Editorial Counsel Joseph P. Thornton, J.D., write about a recent court ruling regarding litigation involving JAMA and the...

Study finds certain liver disease related to cardiovascular fitness
24 Mar 2008
Lifestyle interventions may help slow disease progression Patients with nonalcoholic fatty liver disease (NAFLD) have suboptimal levels of cardiovascular fitness, muscle strength, body composition and physical fitness, according to a new study....

Parents' high blood pressure associated with increased risk of hypertension throughout life in men
24 Mar 2008
CHICAGO – Individuals who have one or two parents with hypertension appear to have a significantly increased risk of developing elevated blood pressure throughout their adult lives, according to a report in the March 24 issue of Archives...

Dieting and medication may reduce blood pressure in patients with hypertension
24 Mar 2008
CHICAGO – Adults with hypertension may be able to lower their weight and their blood pressure by following a weight-loss diet or using the medication orlistat, according to a meta-analysis of previously published studies reported in the...

Discovery may bring special treatment for male babies
24 Mar 2008
Hunter researchers have discovered that male babies born prematurely are more vulnerable to cardiovascular complications than female babies. This finding may explain why male babies born prematurely are twice as likely to die as female babies...

 
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