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Tag: "safety" at biology news

Discovery may speed forest biotechnology

...ss said, is public understanding of the nature and safety of genetic engineering with trees, which has led to limited interest in the field by private industry and sometimes unwieldy regulations by government agencies. These genes could be used just to speed up conventional breeding, and then removed prior ...

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

...e very cautious and thorough in monitoring for any safety issues." Researchers also are working toward delivering the stem cells intravenously, an approach they believe will work because the cells naturally migrate to an injury site. Other co-authors include Dr. James E. Carroll, chief of the Section of ...

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

...cidence was so small, the only way to evaluate the safety of a new rotavirus vaccine was to launch a clinical trial involving more than 60,000 infants. In 2000, Merck asked Matson to serve as the U.S. principal investigator in a clinical trial of RotaTeq, a vaccine under development. RotaTeq targets five...

Morning grogginess more debilitating than sleep deprivation, according to CU-Boulder study

...thor. The new study has implications for medical, safety and transportation workers who are often called upon to perform critical tasks immediately after waking, since cognitive deficiencies following 24 hours of sleep deprivation have previously been shown to be comparable to the effects of alcohol intoxi...

Anti-HIV drug has potential to prevent transmission in women

...oved for widespread use. The tenofovir study was a safety and product acceptability study and did not evalua...venting the transmission of HIV in women. Expanded safety and effectiveness testing is needed. "The data will pave the way for further studies that will ult...

Sun protection for plants

...proteins in these membranes. This unique nanoscale safety valve prevents plant damage by harmlessly dissipating the lethal excess radiation. This photoprotective process was found to be aided by a special carotenoid molecule called zeaxanthin and plants with higher levels of this molecule appear to be bette...

World shark attacks dipped in 2005, part of long-term trend

... University of Florida research suggests. Greater safety precautions and in-your-face responses to confrontations with sharks went a long way in reducing the total number of attacks from 65 in 2004 to 58 in 2005 and fatalities from seven to four, said George Burgess, director of the International Shark Att...

International HIV/AIDS trial finds continuous antiretroviral therapy superior to episodic therapy

...e DSMB, charged with regularly evaluating data and safety issues during the multi-year trial, conducted a review of the interim study data in early January. The trial, known as Strategies for Management of Anti-Retroviral Therapy, or SMART, was designed to determine which of two different HIV treatment st...

New hybrid virus provides targeted molecular imaging of cancer

... collaborative research team plans to evaluate the safety and efficacy of other hybrid vectors in animal models. The ultimate goal is to adapt and optimize the AAVP-based targeting prototype for use in patients. ...

Concern over fast tracking of new drugs

...granted approval before final trial and cumulative safety data were available. Natalizumab was predicted to ...ledge of long term efficacy, outcome measures, and safety is lacking. Short term solutions for a chronic disease like multiple sclerosis are not likely to be...

New compound stops brain cell degeneration in Alzheimer's disease

...hemistry at the Feinberg School. The efficacy and safety of the compound in an animal model of Alzheimer's disease was evaluated in collaboration with Linda J. Van Eldik, co-director of the CDDCB and professor of cell and molecular biology at Feinberg. Besides providing a lead compound for drug developmen...

Skin disease common among Hispanic farmworkers in North Carolina, research shows

...h ?they have limited access to health education or safety warnings. In the study involving skin exams of 59 workers, all five female workers had skin disease, while 78 percent of the 54 men did. The study was conducted during the 2004 growing season. For men, the most common diagnoses were nail fungus, fo...

Researchers reverse juvenile diabetes in animal model

...oved the start of a clinical trial to evaluate the safety and feasibility of the treatment (Phase 1 trial). The trial is expected to begin sometime this spring and will include at least 15 patients over the age of 18, with type 1 diabetes. Dr. Trucco, director of the Division of Immunogenetics at Children'...

H5N1 avian flu virus vaccine induces immune responses in healthy adults

...and Safety Monitoring Board assessed the vaccine's safety by reviewing data collected through day 7 after the second vaccination; no safety concerns were found. The investigators then began stage two of the study, eventually enrolling an ad...

Technique makes it easier to see mouse embryo in all its glory

...a much more quantitative way '" improving upon the safety of the products we find in our homes," Dr. Keller said. Dr. Keller and a colleague, Michael Beeuwsaert, founded a company called Numira Biosciences (www.numirabio.com) to patent and commercialize discoveries from Dr. Keller's laboratory. Numira pl...

New male contraceptive clears hurdle

...G. Concern about side effects and insufficiency of safety data caused a temporary suspension of the project....chers have conducted several additional laboratory safety tests on RISUG. "When we first began using RISUG in volunteers more than 15 years ago, we didn't h...

Bones from blood: Scientists aim to break new ground on fractures

...in their use. They will consider questions such as safety and standards, commercial viability, potential investment, consensus amongst scientists and clinical distribution. Dr Stephen Holland and Professor Tom Baldwin, of the Department of Philosophy, will carry out an ethical evaluation of the research. T...

Combination therapy improves AIDS-related lymphoma outcome

...horts with combined CHOP and HAART to evaluate the safety and efficacy of the combined regimen. The investigators found combined therapy improved survival rates for patients with ARL and standard level of risk to rates comparable to those in non-HIV patients with lymphoma treated with CHOP and superior to ...

Infant transplant patients resist infections that kill adult AIDS patients

...em is deficient. This discovery indicates a hidden safety net that might have far-reaching consequences for treating diseases of the immune system such as AIDS. The Mayo Clinic-led study was conducted with colleagues in Toronto and Baltimore, and is reported in the early online edition of the Feb. 1 Journal...

Serious adverse reactions to smallpox vaccine appear to be limited

...ncident, possibly attributable to rigorous vaccine safety screening and educational programs, according to a...tion, Atlanta, and colleagues examined the vaccine safety profile among civilians who received smallpox vaccine between January 24 and October 31, 2003. The ...

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