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Tag: "highest" at biology news

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

... high-quadriplegic injuries were found to have the highest mortality and paraplegic injuries had the lowest mortality. ...

Health Canada approves cold and flu medicine

...ehensive therapeutic claims require support by the highest level of scientific evidence: randomized, double-b...n the non-traditional category, which requires the highest level of scientific evidence. In contrast, claims with the term “traditional?are not based on scien...

Living with water scarcity -- world must act now

...se rainfed areas of the world that are home to the highest number of poor people. A little additional water can go a long way in these areas. "Upgrading these rainfed lands through better water management holds the greatest potential to increase productivity, and decrease poverty," says Johan Rockstrom of ...

Pregnancy hormone key to repairing nerve cell damage

...ion people worldwide and Canadians have one of the highest rates of the disease in the world. "It is thought that during pregnancy, women's immune systems no longer destroyed the myelin," said Weiss, director of the Hotchkiss Brain Institute and senior author of the study. "However, no previous study has ...

Salamanders suffer delayed effects of common herbicide

...hich lasted about 500 days, indicated that the two highest concentrations increased salamander mortality during exposure. However, this mortality benefited the survivors who experienced lower competition-related mortality after metamorphosis. Nevertheless, this recovery from atrazine exposure paled in c...

FDA causes unnecessary scare about common painkillers

...mong this group of drugs and that Voltaren has the highest risk of all. Since it is the most commonly used NSAID, the unrecognized harm it has caused worldwide could be enormous." The European Regulatory Agency has reviewed the same evidence that the FDA considered and reached entirely different conclusio...

Motor protein plays key role in connecting neurons

... filament, a sort of two-way highway in the cell's highest traffic area, says Dr. Wen-Cheng Xiong, developmental neurobiologist at the Medical College of Georgia. Part of its cargo is DCC receptor which needs to move from the central nucleus where it's synthesized to the cell's periphery, Dr. Xiong and he...

Adding radiation decreases breast cancer recurrence

...d reduces recurrence. Women over 65 are at the highest risk for breast cancer and make up half of those d...ry and radiation or mastectomy alone. The risk was highest for local and regional recurrence. These results held regardless of tamoxifen treatment, suggesting ...

Too much of a good thing? Excess nutrients or water limit biodiversity

...ed all of the resources had the fewest species and highest productivity. They combined this with analysis of the 150 year old Rothamsted Park Grass Experiment. Both supported their hypothesis. "Our results show that the loss of plant species from a habitat due to nutrient pollution can persist for more t...

Protein therapy may reduce infarct size in heart attack patients

...ted with KAI-9803 compared to placebo, even at the highest dose levels of the study. "In this early study, we believe the data suggest a potential therapeutic role for KAI-9803,?said Matthew Roe, M.D., of the Duke Clinical Research Institute and lead author of the study. “The drug was associated with a ...

Vitamin D deficiency widespread during pregnancy

... "In both groups, vitamin D concentrations were highest in summer and lowest in winter and spring," said senior author James M. Roberts, M.D., MWRI director and professor and vice chair of research in the department of obstetrics, gynecology and reproductive sciences at the University of Pittsburgh School...

A potential biological cause for sudden infant death syndrome

... the Northern Plains, whose SIDS rate is among the highest in the world. The current study confirms those findings in a third population and, for the first time, pinpoints multiple defects in the serotonin system other than those in serotonin receptors: deficiencies in a particular type of serotonin receptor...

Proteins may predict lung transplant rejection

...ction occurred. Lung transplant patients have the highest mortality rate of organ recipients, about 45% over five years, said lead investigator and pulmonologist Chris Wendt. Currently, there is no reliable way to predict which transplants will fail, and when signs of chronic rejection appear, it is usually...

Underweight women at greater risk of miscarriage

...ssociated with increased odds, but the ratios were highest among pregnancies resulting from intrauterine insemination or artificial insemination. Women who described their pregnancy as 'planned' had 40% reduced odds of miscarriage. But within this group, those who took more than a year to conceive were tw...

Researchers develop technologies to devour food pathogens

...00 people each year. E. coli, which has the second highest mortality rate, kills less than 1 percent of those infected. "This is a really exciting technology," Bhunia said. "I definitely believe it could help save lives, which is our ultimate goal." Industry has shown interest in Bhunia's technology, as ...

Newly identified biomarker detects and regulates spread of brain tumors

... in 97 percent of malignant astrocytomas, with the highest levels in grade IV tumors. The grade of a tumor reflects the level of abnormality its cells exhibit and how quickly the tumor is likely to grow and spread and is a predictor of patient outcome. Low-grade tumors are slow growing and show little ab...

What does the public really know about HPV?

...on Research. "Trends indicate that intentions are highest when the vaccine is framed to solely prevent cervical cancer and lowest when the vaccine is framed to prevent both cervical cancer and a sexually transmitted infection, or STI, indicating that people may feel the need for an STI vaccine is unnecessar...

A new target for painkillers

...r hours and 24 hours after the drug was given. The highest dose completely reversed the hypersensitivity caused by sciatica, with no adverse effects. Daily injections "produced a sustained analgesic effect," the researchers wrote. RgIA was such a potent pain reliever that "about 10 billionths of an ounce ...

Molecular structure reveals how botulinum toxin attaches to nerve cells

... which is one reason they are considered among the highest biodefense research priorities by the U.S. government. As part of its overall biodefense program, the National Institute of Allergy and Infectious Diseases (NIAID), one of the National Institutes of Health (NIH), has established the Regional Centers...

Human stem cells delay start of Lou Gehrig's disease in rats

...overall strength was calculated by considering the highest angle they could cling to for five seconds without sliding backwards. While all the rats grew progressively weaker, those injected with live cells did so much more slowly than those injected with dead cells. Close examination of the transplanted c...

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