A group of “color-coded” laboratory mice are providing researchers with a novel way of tracking T-cells, enabling them to visualize and monitor the cellular immune responses of transplanted tissue in real time. The new imaging system is described in the June issue of Nature Medicine, which is also on-line…
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Progenics Pharmaceuticals, Inc. (Nasdaq: PGNX) announced the presentation of preclinical data on novel monoclonal antibodies against toxins produced by the bacterium Clostridium difficile (C. difficile). The monoclonal antibodies effectively neutralized the cell-killing activities of the toxins in vitro and significantly improved survival in a stringent animal model of C. difficile infection. C…
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Various processes in our body are controlled by subsequent changes of proteins. Therefore, the identification of such modifications is essential for the further exploration of our organism…
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Scientists at the Medical Research Council (MRC), UK have identified the structure of the critical enzyme respiratory complex I, solving an important part of the puzzle of how our cells get their energy from food. This discovery will result in new avenues of research into future potential treatments for neuromuscular and neurodegenerative diseases, such as Parkinson’s…
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Crystal meth (methamphetamine) is a highly addictive drug that seduces victims by increasing self-esteem and sexual pleasure, and inducing euphoria. But once hooked, addicts find the habit hard to break. Barbara Sorg from Washington State University, USA, explains that amphetamines enhance memory. ‘In addiction we talk about the “drug memory” as a “pathological memory”…
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For two decades, the laboratory mouse has been the workhorse of biomedical studies and the only mammal whose genes scientists could effectively and reliably manipulate to study human diseases and conditions. Now researchers at UT Southwestern Medical Center have added another experimental research animal to the scientific stable: the rat…
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Scientists from four U.S. universities have created a way to use Rice University’s light-activated nanoshells as building blocks for 2-D and 3-D structures that could find use in chemical sensors, nanolasers and bizarre light-absorbing metamaterials…
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While attempting to solve one mystery about iron oxide-based nanoparticles, a research team working at the National Institute of Standards and Technology (NIST) stumbled upon another one. But once its implications are understood, their discovery* may give nanotechnologists a new and useful tool…
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People often have strong opinions on the “right” firmness of mattresses for themselves, and, as it turns out, some cell types have similar preferences for their support structures…
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VIVUS, Inc. (Nasdaq: VVUS) announced that phase 3 data on avanafil, a next generation oral phosphodiesterase type 5 (PDE5) inhibitor therapy being investigated for the treatment of erectile dysfunction (ED), will be presented next Tuesday at the American Urological Association (AUA) 2010 Annual Meeting in San Francisco, California. Irwin Goldstein, M.D…
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