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Tag: "quality" at biology news

Male owls pitch their hoots to advertise body weight to competitors

..."The next step is to see whether females use these quality cues when they choose their mating partner." "The vocal communication of owls has interesting similarities to that of terrestrial mammals where the information is typically encoded in acoustic components of the calls rather than in the diversity of t...

Helium helps patients breathe easier

... exercise capacity, fitness level and as a result, quality of life," Eves said. ...

New report: Explosive growth changes salmon industry

...altered the timing of production and raised market quality standards. These changes have raised economic, environmental and trade questions. For example, how does wild salmon, which no longer provides the bulk of North America's salmon, remain a competitive product? One of the report's recommendations i...

When your brain talks, your muscles don't always listen

... the research, Knight said, is to improve movement quality in older adults, as well as patients with disorders such as cerebral palsy or multiple sclerosis, or who are recovering from strokes. Every move you make is made possible through a miraculous communications network involving the brain at the comma...

Chemo combination improves survival in asbestos-related cancer

...al practice after considering both the content and quality of existing medical trials on a topic. The rese... receiving both medications also reported improved quality of life in terms of fatigue, loss of appetite, pain and cough. During the early stages of the tr...

In-shell vaccine for chick disease

... dramatically reduce egg production and affect the quality and hatchability of eggs. The researchers, funded by the Biotechnology and Biological Sciences Research Council (BBSRC), Department of the Environment, Food and Rural Affairs (Defra) and Intervet UK, used a 'reverse genetic' system to produce new ...

Study shows hope for early diagnosis of Alzheimer's

...osis, and therefore earlier treatment and improved quality of life, for people at the earliest stages of the ...slow the progress of Alzheimer’s and improve their quality of life,?Polikar said. ...

ESA launches new project to protect biodiversity

...hange detection maps; coral reef maps; ocean water quality monitoring services; and mangrove maps. The projec...nd decision makers for their goal of improving the quality of life, keeping the tremendous diversity of the region protected and making sustainable use of our ...

'Night owls' report more insomnia-related symptoms

...ep or staying asleep, waking up too early, or poor quality sleep, is the most common sleep complaint at any age. About 30 percent of adults have symptoms of insomnia. The amount of sleep a person gets affects his or her physical health, emotional well-being, mental abilities, productivity and performance...

Wheat can fatally starve insect predators

...ead or grain portions. This will protect the grain quality and the consumer. "Once we understand which genes are active and the timing of the interactions, we can really understand what the insect says to the plant and how the plant responds," Williams said. The Hessian fly, which German mercenaries ap...

Phthalates now linked to fat, related health risks

...stantial declines in testosterone levels and sperm quality have been observed in the United States and other ...und that phthalates are associated with poor semen quality in men and subtle changes in the reproductive organs in boy babies. This connection between phthalat...

UCSF brain tumor vaccine trial shows promising results

...hronic disease with extended survival and improved quality of life for patients,?Parsa said. “Although our survival data are encouraging, a larger phase 2 study will be required to determine the benefit of vitespen for patients with recurrent glioma. The consistent, tumor specific immune response seen in the...

Failure to meet United Nations sanitation target could affect millions of the world's poorest

...ortant" and intertwined, she noted. "Improving the quality of water at the source may have little effect on a...n investment and tourism, often rely on good water quality and sanitation, Davis said. However, wealth does not necessarily translate into improved water and s...

Genes and biomarkers that allow doctors to choose the right therapy for the right patient

...duce harmful side effects and decrease a patient’s quality of life. KRAS mutation in colorectal cancer is... could lead to significant improvement in both the quality of treatment and outcomes." Cetuximab, an antibody that attacks the ability of cells to respond ...

Are journal rankings distorting science?

... journals. It was developed as a simple measure of quality and has become a proxy for the importance of a jou...rs and that a journal’s rank has no bearing on the quality of individual papers it publishes. But more worrying is the trend towards using impact factors to gu...

Penn study on lung-infecting bacterial enzyme suggests new approach to cystic fibrosis treatment

... viable near-term approach to improving length and quality of life for many CF patients, before CF gene therapy becomes a reality. The Penn research team demonstrated the disruptive action of SMase in frog oocytes (egg cells) engineered to place CFTR in their membrane. These oocytes are an experimental to...

Ethanol vehicles pose a significant risk to human health, study finds

...sed a sophisticated computer model to simulate air quality in the year 2020, when ethanol-fueled vehicles are...te. Jacobson programmed the computer to run air quality simulations comparing two future scenarios: A vehicle fleet (that is, all cars, trucks, motorcyc...

No-scalpel vasectomies by skilled surgeons may speed recovery

...al practice after considering both the content and quality of existing trials on a topic. The larger study, conducted in 1999, included 1,429 men in five countries: Brazil, Guatemala, Indonesia, Sri Lanka and Thailand. All eight physicians ?general surgeons and urologists ?had experience with the standard...

Sleep disturbances affect classroom performance

...sleep, irregular sleep patterns, and/or poor sleep quality do not perform as well in school as students without sleep complaints, this study provides additional evidence indicating that sleep disturbances occur at high frequencies in adolescents and significantly affect daytime performance, as measured by GP...

Elderly spinal cord injuries increase five-fold in 30 years, Jefferson neurosurgeons find

...spinal cord injuries due to: (1) changes in bone quality with aging (2) increasing prevalence of cervical spinal stenosis with older age (3) an increased rate of motor vehicle accidents per mile driven It is also believed that these older patients have an increased risk of mortality due to their co...

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