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Tag: "safety" at biology news

Embryo tests give parents the choice

...etter data collection and regulation to ensure the safety and efficacy of the procedure. ...

How nature tinkers with the cellular clock

...dibly fast for such a central process." To have a safety net when temporal control at the gene level fails, cells also regulate the activity of cell cycle proteins directly, switching them on and off and modifying them at particular sites. A closer look at these proteins revealed that changes in the contro...

Mayo Clinic Cancer Center: Harnessing the measles virus to attack cancer

...h Federal Drug Administration, showed an excellent safety profile. Mayo Clinic is unique in its pursuit of...study, which opened today, is designed to test the safety of the virus for the treatment of gliomas and enable biological monitoring of anti-tumor activity. ...

How the US drug safety system should be changed

...n absence of incentives to complete post-marketing safety studies; direct-to-consumer (DTC) advertising that...ug approval; and public misunderstanding about the safety of drugs. Strom proposes an alternative approach with three elements: conditional approval, an emp...

Patients to benefit from novel technology revolutionizing high-speed molecular imaging

...g." "Patient health considerations and radiation safety standards limit the radiation dose that can be administered for the purpose of diagnostic imaging," said Patton. "In addition to this limitation, the low efficiency of existing SPECT imaging technology in collecting radiation imposes very long acquis...

Wasps queue for top job

...the less likely it is to take risks by leaving the safety of its nest to forage for food." The defining feature of eusocial animals - including insects like bees, ants and wasps, and vertebrates like meerkats and the naked mole rat ?is that some individuals forgo their own reproduction to help rear the of...

Innovative method for creating a human cytomegalovirus vaccine outlined

...imulating genes from the human virus and the basic safety of the mouse virus." Over the years, a number of scientists have worked to create a vaccine against human CMV. Among these is former Wistar researcher Stanley A. Plotkin, M.D., who during his career at the Institute between 1960 and 1991 developed ...

How bad is malaria anemia? It may depend on your genes

...There are many difficulties with blood transfusion safety and access in Africa, especially in rural areas where most of the malaria-related deaths occur," says McDevitt. "That led us to search for a better way to identify those most at risk and a better way to treat the disease," he says. The study, publi...

Federal testing for mad cow disease a failure, law review editor says

...cessors do their own testing further undercuts the safety of American beef, a University of Illinois scholar...reekstone's request because it implied "a consumer safety aspect" that was "not scientifically warranted." The agency invoked the 1913 Virus-Serum-Toxin Act,...

Study shows pine bark naturally decreases severe chronic venous insufficiency

.... "Pycnogenol® has demonstrated its efficacy and safety in several clinical trials and symptoms of CVI have been reduced significantly by Pycnogenol® in controlled studies. We were pleased to see that not only did Pycnogenol® decrease CVI symptoms, but the results were significantly more successful then t...

Study supports 'urgent' need for worldwide ban on lead-based paint

...untry." "There is a clear discrepancy in product safety outside the United States," he adds, "and in today...y unregulated Asian countries greatly exceeds U.S. safety levels. The UC-led team analyzed 80 consumer paint samples of various colors and brands from four...

Combating anthrax: Results of study published this month as researchers look for a better vaccine

... response. The study was designed to evaluate the safety and immunogenicity of escalating doses of the new vaccine. A total of 100 healthy adults were randomized to receive either one of four different vaccine formulations, or AVA, the anthrax vaccine currently licensed for use in the United States. All va...

New GI technologies improve internal organ visualization

... Hospital in London focused on the feasibility and safety of trans-esophageal punctures and interventions in...using the CAPS system and its dosing algorithm and safety shell--a control safeguard software program. Data was downloaded from the sedation device to a lapt...

Novel therapy combinations gain ground in treating hepatitis

...pegIFN). In this study, researchers evaluated the safety and antiviral response of VX-950 in combination with pegIFN and ribavirin (RBV). The study included 12 hepatitis C patients who received 750 mg of VX-950 every eight hours, 180 ìg of pegIFN weekly, and either 1000 or 1200 mg of RBV daily. After ...

Magnetism and mimicry of nature hold hope for better medicine, environmental safety

...says. It also holds promise for improving public safety and homeland security efforts, Picraux says. The method could aid in more quickly and accurately detecting and analyzing dangerous chemicals if they were intentionally introduced into a public environment. It also could improve monitoring systems in ...

Microscopic passengers to hitch ride on space shuttle

...osed quarters in space is important to the health, safety and performance of crewmembers and requires further study. The flight microorganisms, which may be carried to spacecraft on the human body and in water or food, have been identified as potential threats to astronaut health based on previous spaceflig...

For Stanford scientists, RNAi gene therapy takes two steps forward, one step back

...over long periods of time. Instead of proving the safety of RNAi gene therapy, the pair found that persistent, high levels of the shRNA made the mice sick, and in some cases the mice even died. The problem, it seems, is that in the process of shutting down the viral genes, therapeutic shRNA molecules also...

Pest control research leads to pain control discovery

...in killer from the market in September 2004 due to safety concerns. A 12-month study, published in 2000, showed a four-fold increased risk of heart attacks. Merck hopes to replace it with another medication, Acoxia. However, the class of drugs benefits millions of sufferers from inflammation and pain, Ham...

Radioactive scorpion venom for fighting cancer

...id cancer therapy. Jackson is encouraged by the safety of this procedure and its potential to help patients with brain gliomas. A recent study of the earlier phase II trials showed that patients receiving up to 40 mCi of weekly dose did not show evidence of any adverse reactions attributable to the radi...

First human trial of antibacterial contact lens

... The trial beginning on June 29 will compare the safety performance of an antibacterial contact lens to that of a standard contact lens. The comparison involving ten people will evaluate eye health, lens performance on the eye and wearers' subjective responses. Biosignal will announce the trial's resul...

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