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Tag: "safe" at biology news

Ocean virus identified in human blood samples

...normal blood donors that had been determined to be safe and were used in blood transfusions, 12 percent showed antibody to Vesivirus, suggesting a previous infection. In donors who had evidence of liver damage based upon a liver enzyme test, and whose blood had been discarded as a result, 21 percent had...

For one Stanford doctor, the beat goes on during open-heart surgery

.... It found that the beating-heart technique is as safe as conventional heart surgery, with fewer complications and lower costs. The consensus report, based on randomized controlled trials and retrospective studies, concluded that when complications such as blood loss, stroke, kidney failure and irregular...

Mice studies illustrate potential of chimp/human antibodies to protect against smallpox

...m chimpanzees and humans may provide a potentially safe and effective way to treat the serious complications that can occur following smallpox vaccination--and possibly may even protect against the deadly disease itself. The study, led by researchers with the National Institute of Allergy and Infectious D...

New compound stops brain cell degeneration in Alzheimer's disease

...d cost-effective discovery of orally bioavailable, safe and efficacious compounds, and this approach can be extended to other disease areas," Watterson said. "Third, the design, synthesis and in vivo analyses were carried out by a new generation of young scientists trained in our educational program to i...

University of Utah to help build bionic arm

...d electronics inside a leak-proof coating so it is safe to implant in people. As principal investigator...rface device and its components to ensure they are safe when implanted in people; Reid Harrison, an assistant professor of electrical and computer engineeri...

Both alcoholism and chronic smoking can damage the brain's prefrontal cortex

...d electronics inside a leak-proof coating so it is safe to implant in people. As principal investigator...rface device and its components to ensure they are safe when implanted in people; Reid Harrison, an assistant professor of electrical and computer engineeri...

HortResearch science reveals the natural potential of apples

... fruits that taste great, are healthy, convenient, safe and sustainably produced." Dr Ferguson said the EST database has already helped expand scientific understanding of apple, enabling HortResearch scientists to identify a key gene involved in apple colour expression. "Further work with the database w...

Thin tough skin, slow-growing gills protect larval Antarctic fish

... surface ice, when they hatched, seeking perhaps a safe area to hide from predators, Cziko said. The average freezing point of the larval fish fluids was about -1.3 degrees Celsius, according to testing with a nanoliter osmometer. Yet the fish hatch into water at almost -2 degrees Celsius. "With all thi...

It's in the genes: Study opens door to new treatment of the blues

... available treatments for depression are generally safe and effective, they are still not ideal. It takes long-term treatment before seeing clinical benefit, and potential side effects are a serious problem. The findings of this study provide exciting new leads and point to potential strategies, such as d...

Anti-HIV drug has potential to prevent transmission in women

...t a drug already given orally to treat HIV is also safe when applied as a vaginal microbicide gel. Microbi...the way the research community looks at developing safe and effective microbicides," says lead author Kenneth H. Mayer, MD, an infectious disease physician ...

Access to antiretrovirals unlikely to reduce HIV infection rates

...as counseling patients and their communities about safe sex, access to drugs is likely to increase HIV/AID...ive) and counseling (which will hopefully increase safe sex practices). They found that providing ART to all individuals with AIDS symptoms (i.e. those at...

Outsmarting the smartie bug

...s. The pneumococcal vaccines have been shown to be safe and very effective at preventing widespread infections and are expected to greatly reduce serious pneumococcal disease in UK children, as they already have done in the USA. Current research, such as the capsule study described here, is intended to e...

Scientists force viruses to evolve as better delivery vehicles for gene therapy

... "This virus is kind of a gift from nature, a very safe and efficient virus, but nature never evolved it to be a human therapeutic. So, in a sense, we have to re-evolve it for that purpose," he said. ...

Researchers discover way to transport environmental arsenic to plant leaves in new clean-up strategy

...s of the plant, making it difficult to harvest for safe disposal. Now, the research team, led by geneticis...senic needed to be moved into the plant leaves for safe harvesting and disposal. In the just-reported research, the team identified a single gene, ACR2, i...

Jefferson researchers building a better rabies vaccine

...s pathogenic and lethal, and have developed a very safe vaccine for the immunization of wildlife," says Be...rent virus in 10 passages in mice, and it remained safe while retaining its potency. Dr. Dietzschold notes that the likelihood of a mutation occurring is ex...

New vaccine for condition that kills 500,000 children a year

...the virus for over two decades. "Development of a safe and effective rotavirus vaccine has been a worldwide priority since the virus was discovered in the 1970s," Matson said. "It became clear at that time that it was one of the major killers of children, and there was no effective treatment." Rotavirus...

Stem cell transplants improve recovery in animal models for stroke, cerebral palsy

...ims each year, it would be a big step forward if a safe and effective stem cell therapy could be produced, conveniently stored, and efficiently delivered on a widespread basis. We believe that we can achieve that with MultiStem TM ," commented Dr. Van Bokkelen. In extensive animal testing, the mature st...

'Biobullets' fight harmful mussels

...e within a zebra mussel's digestive tract, offer a safe and cost-effective way of eliminating one of the world's "most important economic pests" without harming other aquatic life, according to scientists at the University of Cambridge. The report, in the Feb. 1 issue of the American Chemical Society's ...

COX-2 inhibitors significantly reduce risk of cancer

...king them until more studies confirm that they are safe and effective," says Harris. Celebrex is still widely used for pain relief, but Vioxx was pulled off the market in 2004 following reports of heightened risk of heart attacks. "It's clear that we need to have multiple retrospective and prospective s...

Progress being made in exploring potential use of stem cells to treat heart disease

...ss alternative cell fates Developing methods for safe delivery and proper integration of stem cells within patients' heart tissue to avoid such complications as arrhythmias (irregular heart beat) Solving immunological issues surrounding rejection "Exciting new findings over the past 5 years indicate...

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