Archive: 22/12/2008

Study on cytotoxicity of carbon nanotubes

Owing to the novel properties of carbon nanotubes (CBNs), a series of problems associated with in vitro toxicity assessments of carbon nanotubes (CNTs) have appeared in many literatures. In order to properly evaluate the ...

dateDec 22, 2008 in Bio & Medicine
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Leptin's long-distance call to the pancreas

Rube Goldberg—the cartoonist who devised complex machines for simple tasks—would have smiled at one of leptin's mechanisms for curbing insulin release. As Hinoi et al. show, the fat-derived hormone enlists the sympathetic ...

dateDec 22, 2008 in
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Solving the mysteries of metallic glass

( -- Researchers at MIT and the National University of Singapore have made significant progress in understanding a class of materials that has resisted analysis for decades. Their findings could lead to the rapid ...

dateDec 22, 2008 in Condensed Matter
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Better antifreezes to preserve donor organs for transplantation

Chemists in Canada have developed a new approach for producing more effective medical antifreeze fluids for preserving kidneys, hearts, and other organs donated for transplantation. These next-generation antifreezes can decrease ...

dateDec 22, 2008 in
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