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News Archive
A study carried out in a hospital cafeteria in the USA shows that color-coding food labels to indicate whether the foods are healthy or unhealthy can significantly improve the dietary choices made by employees.
Menachem Shoham, PhD, associate professor and researcher in the department of biochemistry at the Case Western Reserve University School of Medicine, has identified new anti-pathogenic drugs that, without killing the bacteria, render Methicillin Resistant Staphylococcus Aureus (MRSA) harmless by preventing the production of toxins that cause disease.
Though the FDA's Monday approval of the antiretroviral drug Truvada for pre-exposure prophylaxis (PrEP) to reduce the risk of HIV infection among people at risk of contracting the virus "was hailed by many as an important step in the fight against AIDS, concerns that people will incorrectly use the drug - potentially spurring drug resistance - led others to blast the agency for not laying down tougher rules," the Wall Street Journal's "Health Blog" writes.
Scientists have long used ultra-fine glass tubes known as capillaries to analyze the chemical makeup of substances. Called capillary electrophoresis, or CE, the method applies high voltage to the capillaries, and by measuring the rate that the various materials move through the capillaries, researchers are able to identify individual compounds.
A new approach to optical imaging makes it possible to quickly and economically monitor multiple molecular interactions in a large area of living tissue - such as an organ or a small animal; technology that could have applications in medical diagnosis, guided surgery, or pre-clinical drug testing.
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