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79 matches found for "biological weapons"

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A flash of light turns graphene into a biosensor

Biomedical researchers suspect graphene, a novel nanomaterial made of sheets of single carbon atoms, would be useful in a variety of applications. But no one had studied the interaction between graphe...

Life Sciences | nachricht Read more
New therapeutic properties of N-acetyl-L-cysteine discovered

The team headed by Luis González Guijarro, biochemistry and molecular biology professor at the UAH, in collaboration with the pharmaceutical firm Farmasierra S.L., has developed a pilot study of the e...

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Parasites that live inside cells use loophole to thwart immune system

St. Jude Children's Research Hospital scientists have discovered a mechanism by which intracellular pathogens can shut down one of the body's key chemical weapons against them: nitric oxide....

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Using live fish, new tool a sentinel for environmental contamination

By measuring rates of oxygen use in developing fish, which are sensitive to contaminants and stressful conditions, the technology could reveal the presence of minute levels of toxic substances before ...

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Study opening new route for combating viruses wins Barenholz Prize for Hebrew University Ph.D. student

For her work in this field, Naama Elefant, a student of Prof. Hanah Margalit of the Faculty of Medicine at the Hebrew University and an Azrieli fellow, was named one of this year’s winners of the Bare...

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Roadrunner supercomputer puts research at a new scale

Less than a week after Los Alamos National Laboratory's Roadrunner supercomputer began operating at world-record petaflop/s data-processing speeds, Los Alamos researchers are already using the co...

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Europe celebrates its first Maritime Day

With nearly 70 000 km of coastline, two oceans and four seas, Europe’s maritime policy is key to safeguarding ocean ecosystems and coastal regions while at the same time ensuring maritime and coastal ...

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Engineers demonstrate first room-temperature semiconductor source of coherent Terahertz radiation

Engineers and applied physicists from Harvard University have demonstrated the first room-temperature electrically-pumped semiconductor source of coherent Terahertz (THz) radiation, also known as T-ra...

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Scientists reveal evolutionary intricacies of Rickettsia pathogens

Some species of Rickettsia are known to cause harmful diseases in humans, such as epidemic typhus (R. prowazekii) and Rocky Mountain spotted fever (R. rickettsii), while others have been identified as...

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Getting wired for terahertz computing

University of Utah engineers took an early step toward building superfast computers that run on far-infrared light instead of electricity: They made the equivalent of wires that carried and bent this ...

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For the paper trail of life on Mars or other planets, find cellulose

The cover story for the April issue of the journal Astrobiology, the new research also pushes back the earliest direct evidence of biological material on Earth by about 200 million years.Cellu...

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Scientists Identify New Leads for Treating Parasitic Worm Disease

A research team supported by the National Institutes of Health (NIH) Roadmap and the National Institute of Allergy and Infectious Diseases (NIAID) has identified chemical compounds that hold promise a...

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Scientists discover how TB 'develops invincibility' against only available treatment for killer disease

They have identified how the killer bacterium makes itself immune to a key component of the only effective treatment against the disease.Earlier this month, a separate team of TB researchers a...

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Mass Spectrometry of Living Subjects

In science fiction movies, it happens all the time: A small device is briefly held against the skin of a sick crewmember and seconds later the monitor displays what ails him. This futuristic image cou...

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Discovery may help defang viruses

"We have successfully tested this technique with poliovirus," said Craig Cameron, the Paul Berg professor of biochemistry and molecular biology at Penn State. "And we think it is applic...

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