Researchers note differences between people and animals on calorie restriction

St. Louis, Sept. 24, 2008 Calorie restriction, a diet that is low in calories and high in nutrition, may not be as effective at extending life in people as it is in rodents, according to scientists at Washington University School of Medicine in St. Louis. Previous research had shown that labo...

AGU journal highlights -- Aug. 6, 2009

...radiation was probably excited by lightning in the Martian dust storm. They note that the discovery of electrical activity in Martian dust storms has implic...on, standing wave generation and increased mixing do not occur. The authors note that the results explain recent observations around fjords and could also b...

New insights into health and environmental effects of carbon nanoparticles

...is scheduled for the Aug. 15 issue of ACS' Environmental Science & Technology , a semi-monthly journal. David Rand and Robert Hurt and colleagues note that emergence of a nanotechnology industry is raising concerns about the potential adverse health and environmental effects of nanoparticles. These m...

Bioethanol's impact on water supply 3 times higher than once thought

...chnology . Sangwon Suh and colleagues point out in the study that annual bioethanol production in the U.S. is currently about 9 billion gallons and note that experts expect it to increase in the near future. The growing demand for bioethanol, particularly corn-based ethanol, has sparked significant con...

Pinhead-size worms + robot = new antibiotics

...orts to discover badly needed new antibiotics. Their study appeared in ACS Chemical Biology , a monthly journal. Frederick Ausubel and colleagues note in the new study that existing methods for identifying germ-fighting drugs involve adding the potential drug to cultures of bacteria or cells and watc...

Growing evidence of marijuana smoke's potential dangers

...cells. Their study is scheduled for the Aug. 17 issue of ACS' Chemical Research in Toxicology , a monthly journal. Rebecca Maertens and colleagues note that people often view marijuana as a "natural" product and less harmful than tobacco. As public attitudes toward marijuana change and legal restricti...

New hope for fisheries

... layer of data adding to the strength and value of the whole. In looking at the tools that have been used to reduce exploitation rate, the authors note that "some of the most spectacular rebuilding efforts have involved bold experimentation with closed areas, gear and effort restrictions and new appro...

Health benefits of physical activity more pronounced in women

...enetic variations that require further exploration. The authors do also note that their exercise data was assessed by questionnaire and this was non-sci...ar methodology used has been extremely reliable in other studies. They also note that all evaluated participants were healthy, so these results cannot be ge...

1 in 6 health workers won't report in flu pandemic -- study by Ben-Gurion U. researchers

...pare for the event and to respond to it. Personal safety assurances of workers can and should be provided as part of training. It is important to note that 24 percent of the respondents did not perceive their work environment as safe, and 15 percent of the respondents felt they could not safely arriv...

Ants more rational than humans

...not the case of humans being "stupider" than ants. Humans and animals simply often make irrational choices when faced with very challenging decisions, note the study's architects Stephen Pratt and Susan Edwards. "This paradoxical outcome is based on apparent constraint: most individual ants know of on...

UTMB study identifies women at risk of gaining excessive weight with injectable birth control

...ute to excessive weight gain, but more research is needed." The biological mechanism of DMPA-related weight gain is still unknown, but researchers note that possible mechanisms include glucocorticoid-like activity, how the body breaks down simple carbohydrates such as glucose, and DMPA-associated inte...

Stop and smell the flowers -- the scent really can soothe stress

.... Their study appears in ACS' Journal of Agricultural and Food Chemistry , a bi-weekly publication. In the new study, Akio Nakamura and colleagues note that people have inhaled the scent of certain plants since ancient times to help reduce stress, fight inflammation and depression, and induce sleep. A...

Biodiesel on the wing: A 'green' process for biodiesel from feather meal

...udy Mano Misra, Susanta Mohapatra, Narasimharao Kondamudi, and Jason Strull note that chicken feather meal consists of processed chicken feathers, blood, an...l annually in the U.S. and 593 million gallons worldwide. In addition, they note that removal of fat content from feather meal results in both a higher-grad...

A global model for the origin of species independent of geographical isolation

...e additional evidence that species diversity arises without specific physical barriers," the study states. The computer simulations, the authors, note showed the distribution of species formed patterns similar to those that have occurred with real organisms all around the world. "The model we put ...

Baylor researchers unravel mystery of DNA conformation

...ured is a stiff snapshot of idealized DNA. As researchers from Baylor College of Medicine ( www.bcm.edu ) and the University of Houston ( www.uh.edu ) note in a report that appears online in the journal Nucleic Acids Research , DNA is not a stiff or static. It is dynamic with high energy. It exists natur...

Hush little baby... Linking genes, brain and behavior in children

...to the other children. These findings indicate that the long version of the DRD4 gene may act as a moderator of children's temperament. The authors note that the "results suggest that it is possible that the DRD4 long allele plays different roles (for better and for worse) in child temperament" dependi...

Data published in the New England Journal of Medicine support use of raxibacumab (ABthrax) for the treatment of inhalation anthrax

...clinical signs of disease caused by exposure to a dose of aerosolized anthrax spores that was approximately 200 times the median lethal dose. We also note that the safety profile shown in healthy human volunteers provides support for use of raxibacumab in the clinical setting of immediately life-threaten...

Clean fuels could reduce deaths from ship smokestacks by 40,000 annually

...t toll. The study is in the current issue of ACS' Environmental Science & Technology , a semi-monthly publication. James Winebrake and colleagues note that most oceangoing ships burn fuels with a high sulfur content that averages 2.4 percent. Their smokestacks emit sulfur-containing particles linked ...

Faster, more cost-effective DNA test for crime scenes, disease diagnosis

...ay. Their study is scheduled for the July 15 issue of Analytical Chemistry , a semi-monthly journal. In the new study, Naohiro Noda and colleagues note that PCR works by "amplifying" previously undetectable traces of DNA almost like photocopiers produce multiple copies of documents. With PCR, crime sc...

Tryptophan deficiency may underlie quinine side effects

... deficiencies would be especially at risk to this drug. The authors also note that tryptophan is important as a precursor for the brain chemical serotoni... many of quinine's side effects are localized to the head region. They also note that side-effects could be averted simply by taking dietary tryptophan supp...

Study finds DNA barcoding requires caution without closer examination

... technique. Dr. David Spooner, a researcher with the USDA and an expert in the potato and tomato family ( Solanaceae ), offers just such a cautionary note against accepting this technique without closer examination in his recent article, "DNA Barcoding will Frequently Fail in Complicated Groups: An examp...

A urine test for appendicitis?

...creased complications from appendicitis, CT scans also expose children to radiation that may increase the lifetime risk of cancer." The researchers note that since their study was limited to children, and that patterns of biomarkers likely vary in older patients, LRG testing would need to be studied in...

American Chemical Society's Weekly Presspac -- June 17, 2009

...chandra, Durga Madhab Mahapatra, and Karthick Band note that some geologists believe that much of the worl... In the new study, Yingjun Chen and colleagues note that government officials have said for years that...-weekly publication. Tomoo Kondo and colleagues note in the new study that vinegar has also been used a...

Protecting the food crops of the future

...programmes and crop harvests that farmers and breeders are able to predict when flowering will take place. This has been done for centuries by taking note of weather patterns and varying light levels, but we can now improve on these predictions by adding in other factors such as minute changes in genetic...

American Chemical Society weekly presspac -- June 10, 2009

... monthly journal. Rajinder Singh and colleagues note that toxic substances in tobacco smoke can damage ...kly publication. Soo Young Park and colleagues note that white LEDs show promise as a brighter, longer...i-monthly journal. Colin Pouton and colleagues note that patients by far prefer pills and capsules to ...

American Chemical Society's Weekly PressPac -- June 3, 2009

... Food Chemistry , a bi-weekly publication. Gary Pickering and colleagues note that trace amounts of chemicals called alkyl-methoxypyrazines (MPs) are gen...ural Products , a monthly publication. H. Martin Garraffo and colleagues note there are more than 500 alkaloids, potentially toxic substances, known to e...

Single women gaze longer

...ocessing of novel male faces but not necessarily their conscious subjective appraisal," the authors wrote in the journal article. The researchers also note that influence of partner status in women could reflect that women, on average, are relatively committed in their romantic relationships, "which possi...

American Chemical Society's weekly PressPac -- May 27, 2009

...nology . Shannon L. Bartelt-Hunt and colleagues note that avian influenza, specifically the H5N1 strain...in the United States. Ram Mahato and colleagues note that fibrosis involves build-up of scar tissue in .... In the new study, Clive Prestidge and colleagues note that one solution has been to include detergent-li...

Notre Dame researchers describe new tool for evaluating 'managed relocations'

...ance of the impacted species. Hellmann, McLachlan and Camacho point out that the tool does not, by itself, produce management recommendations. They note that even within the working group, disagreements still arise over the ethics and efficacy of the managed relocation strategy. Rather, the tool can...

American Chemical Society's Weekly PressPac -- May 20, 2009

... In the report, Jagjit S. Yadav and colleagues note that a bacterium called Mycobacterium immunogenum...a weekly publication. Junhui He and colleagues note that researchers have been working on anti-fog tec... , a monthly journal. Alex Zettl and colleagues note in the new study that some of today's highest-dens...

Genetic testing for breast or ovarian cancer risk may be greatly underutilized

... Hospital (MGH) Institute of Health Policy and Dana-Farber Cancer Institute note that their findings illustrate the challenges of bringing genetic informati...n close relatives among the criteria indicating elevated risk. The authors note that most U.S. health insurers cover at least part of the cost of BRCA1/2 t...

Genetic factors may predict depression in heart disease patients

...cCaffery, who is also an assistant professor of psychiatry and human behavior at The Warren Alpert Medical School of Brown University. Researchers note that the candidate gene approach used in the study is limited by the current knowledge of the biology of depression in cardiac patients. They call for...

American Chemical Society's Weekly PressPac -- May 13, 2009

...on. In the new study, Lisa Mauer and colleagues note that tests already exist for melamine, which is wi... In the report, Brian D. Halligan and colleagues note that a major challenge in proteomics research invo...hly publication. Martin Hajduch and colleagues note in the new study that plants growing in the Cherno...

Civil engineers name NJIT's John Schuring Educator of Year

...petitions and awards, while at the same time learning about professional careers, leadership, teamwork, creativity, and community service. Of special note is the chapter's performance in the Annual Student Steel Bridge Competition sponsored by the American Institute of Steel Construction (AISC) and ASCE....

Civil engineers name NJIT's John Schuring Educator of Year Award

...petitions and awards, while at the same time learning about professional careers, leadership, teamwork, creativity, and community service. Of special note is the chapter's performance in the Annual Student Steel Bridge Competition sponsored by the American Institute of Steel Construction (AISC) and ASCE....

American Chemical Society's weekly PressPac -- May 6, 2009

...mical Society , a weekly publication. Christopher Voigt and colleagues note in the new study that using crop waste to produce methyl halides is one of ...Chemistry Research , a bi-weekly journal. Brje Sellergren and colleagues note that structural materials such as carbon steel in power plants' water cooli...

IMPAKT -- Breast cancer conference highlights

... If you are interested in receiving the full text of the press releases and the related abstracts, please contact media@esmo.org Please note that all news releases are embargoed until Thursday, 7 May 2009, 14:00 (CEST) GENE SIGNATURE IDENTIFIES BREAST CANCER PATIENTS WHO WILL RESPOND TO ...

New and improved tomato analyzer

...the various sizes and shapes of fruit. Because both types of analysis are available in the Tomato Analyzer, the software allows researchers to quickly note morphological variation with the morphometrics function and then delve more deeply into the details using the attribute function. ...

American Chemical Society's weekly PressPac -- April 29, 2009

...rnal. In the study, Julia Laskin and colleagues note that forest fires long have been recognized as maj...ashi Sugawara and Taro Toyota and other colleagues note in the new study that scientists have tried for ye...semi-monthly journal. Gary Stern and colleagues note in the new study that Canadian Arctic ringed seals...

Genetic study confirms the immune system's role in narcolepsy

...nd antidepressants for cataplexy are only able to control symptoms, and do not address the underlying loss of hypocretin cells. It is important to note that this study, like most genome-wide association studies, did not identify genetic variants that directly cause narcolepsy-cataplexy. Instead it id...