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Tag: "reviewed" at biology news

Down syndrome: It's not just the age factor

...urwissenschaften this week. Neuhäuser and Krackow reviewed and analysed data from 1953 and 1972 (before abortion was widespread). They found that other factors, besides the mother's increasing age, were linked to the number of Down Syndrome cases. Down Syndrome rates were significantly higher in older mot...

High HPV concentrations combined with smoking significantly raise risks of cervical cancer

...lleagues at the Karolinska Institutet in Stockholm reviewed the medical exams of women with non-invasive cervical cancer in situ (the most common type) and cancer-free women in one of the largest studies to date to examine the relationships between smoking and the human papilloma virus (HPV). The virus and sm...

Long-term cancer risk follows stem cell transplant recipients

...he University of British Columbia, retrospectively reviewed the medical records of 926 patients treated with myeloablative stem cell transplants over an 18-year period. They found that at their institution the 10-year incidence of second cancers in these patients was 3.1 percent. When nonmelanoma skin canc...

Second opinion yields treatment changes for half of patients

...tial recommendation was changed after the case was reviewed by medical oncologists and radiation oncologists prior to surgery. Results of the study appear in the Nov. 15 issue of the journal Cancer. “A multidisciplinary tumor board that involves the collaborative effort of multiple medical specialties a...

Targeted virus compels cancer cells to eat themselves

... Cancer paper last September, Kondo and colleagues reviewed therapies and molecules that cause or inhibit the self-cannibalization process and compared autophagy and apoptosis, which has been more heavily studied. To improve cancer therapeutics, Kondo and colleagues concluded that it is vital to identify mol...

Green tea and the 'Asian Paradox'

...an College of Surgeons, said he and his colleagues reviewed more than 100 experimental and clinical studies about green tea in writing the article. He said one theory is that the average 1.2 liters of green tea consumed daily by many people in Asia offers the anti-oxidant protective effects of the polyphenol...

Sleep deprivation doubles risks of obesity in both children and adults

...month by the University of Warwick. The research reviewed current evidence in over 28,000 children and 15,000 adults. For both groups Professor Cappuccio found that shorter sleep duration is associated with almost a two-fold increased risk of being obese. The research also suggests that those who sleep le...

Agriculture and tropical conservation: rethinking old ideas

...n't ring true to them." Vandermeer and Perfecto reviewed studies of biodiversity in the Atlantic coast rainforest of Brazil, a region that is unusual in having areas of tremendous biological variety adjacent to highly developed, industrialized areas. "The area has some of the highest biodiversity in the ...

UN review shows need to halt destructive fishing practice

...sion for Ocean Affairs and Law of the Sea (DOALOS) reviewed measures to protect the vulnerable deep oceans of the high seas ?the 64 percent of ocean that lies beyond the national jurisdictions of any individual nation. Its review, ordered by the U.N. General Assembly in 2004, was based on reports from member ...

Nutrition a major factor in rise in twin pregnancies

...pregnant naturally. Professor Jansen and his team reviewed Australian national birth statistics from 1920 to 2003 to determine the sex of babies at birth among multiple pregnancies. They found that the rate of dizygotic (DZ) twinning ?where two embryos are involved and half the twins will be of different se...

Virtual realities against pain

...r-reviewed publications on ADTs and pain have been reviewed to determine the clinical effectiveness and importance of using these techniques as analgesic. The results suggest that the ADTs can significantly reduce the pain associated with medical treatment. The use of analgesic was clinically revealing in mos...

Food-crop yields in future greenhouse-gas conditions lower than expected

...ion (now 60 parts per billion). Older studies, as reviewed by the Intergovernmental Panel on Climate Change, suggest that increased soil temperature and decreased soil moisture, which would reduce crop yields, likely will be offset in C3 crops by the fertilization effect of rising CO2, primarily because CO2 ...

Many cleaners, air fresheners may pose health risks when used indoors

...laims (e.g. "pine-scented") for these products and reviewed available product data sheets. Based on this information, they selected the 21 products most likely to contain significant amounts of terpenes and ethylene-based glycol ethers: four air fresheners and 17 cleaning products, including at least one each...

Science finds new fix for UV-damaged skin in arthritis treatment

...hat the two might work better together. The panel reviewed data from three studies involving the n-acetyl glucosamine /niacinamide formulation. Tissue studies showed a reduction in melanin and an increase in collagen ?a key structural protein in skin. Three double-blinded placebo- controlled clinical studie...

Life, the remake

...entire group of animals, the brachiopods. Vermeij reviewed 23 evolutionary innovations thought to be unique, including the genetic code, sex, human language and feathers, and another 55 that turn up repeatedly. Most of the unique innovations -- with the exception of human language -- are ancient, more than h...

Wisconsin scientists grow two new stem cell lines in animal cell-free culture

...g treatment for infertility. The experiments were reviewed and approved by the UW-Madison's institutional review board, a panel that oversees work with human subjects. ...

UCLA paper examines how one disease may prevent another

...s, Stiehm's research illustrated 12 disease pairs, reviewed their therapeutic implications and suggested additional applications. A few of the pairings that Stiehm described include: Sickle cell disease and malaria. In 1948, British biologist J.B. Haldane proposed that malaria was an evolutionary force fo...

Potential heart benefit found in stem cells

...seline and follow-up evaluation, the investigators reviewed the myocardial viability and local wall motion abnormalities, as well as the size of resting and stress-induced perfusion defects. They also measured the global EF and the wall motion score index, which measures the percentage of normal functioning ...

NHGRI announces new sequencing targets

... recommendations of the coordinating committee are reviewed and approved by one of NHGRI's advisory groups, The National Advisory Council for Human Genome Research, which in turn forwards its recommendations to NHGRI leadership. For more on the selection process, go to: www.genome.gov/Sequencing/OrganismSele...

Study finds drug may cut down involuntary movements

...?but not the United States, but is currently being reviewed by the U.S. Food and Drug Administration. If approved, the medication would be the first authorized by the agency expressly for the treatment of Huntington's disease, which affects about 30,000 people in the United States. "Huntington's disease is a...

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