When NASA's Mars Rover Opportunity sends a photograph of the alien landscape back to Earth, it relays the information as digital data, a series of ones and zeros that computers assemble into pictures that we can see. What ...
Biotechnology
Mar 12, 2014
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On a rectangular chip slightly smaller than a person's finger, two scientists and an engineer are writing what they hope will be the blueprint for the future of drug testing.
Analytical Chemistry
Aug 27, 2013
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A protein known for turning on genes to help cells survive low-oxygen conditions also slows down the copying of new DNA strands, thus shutting down the growth of new cells, Johns Hopkins researchers report. Their discovery ...
Cell & Microbiology
Feb 22, 2013
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Stem cells are a valuable resource for medical and biological research, but are difficult to study due to ethical and societal barriers. However, genetically manipulated cells from adults may provide a path to study stem ...
Cell & Microbiology
Nov 1, 2012
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A 500-year-old frozen Incan mummy suffered from a bacterial lung infection at the time of its death, as revealed by a novel proteomics method that shows evidence of an active pathogenic infection in an ancient sample for ...
Archaeology
Jul 25, 2012
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All the excitement about nanotechnology comes down to this: Structures of materials at the scale of billionths of a meter take on unusual properties. Technologists often focus on the happier among these newfound capabilities, ...
Bio & Medicine
Aug 23, 2011
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Toxins produced by plants and bacteria pose a significant threat to humans, as emphasized by the recent effects of cucumber-borne Shiga toxin in Germany. Now, new research published on July 21st by the Cell Press journal ...
Cell & Microbiology
Jul 21, 2011
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A team of Swedish and American scientists has shown for the first time that carbon nanotubes can be broken down by an enzyme - myeloperoxidase (MPO) - found in white blood cells. Their discoveries are presented in Nature ...
Bio & Medicine
Apr 5, 2010
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Scientists in Israel have devised a portable breath tester that detects lung cancer with 86 percent accuracy, according to a study released Sunday.
Bio & Medicine
Aug 30, 2009
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An Italian research team, publishing in the current issue of Cell Transplantation (18:4), has found that stem cells derived from human placenta may ultimately play a role in the treatment of lung diseases, such as pulmonary ...
Cell & Microbiology
Jul 27, 2009
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