Escherichia coli bacteria thrive in the lower intestine of humans and other animals, including birds. Most are vital constituents of the healthy gut flora, but certain forms of E. coli cause a range of diseases in both humans ...
Cell & Microbiology
Jan 30, 2012
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Genetic analysis of an outbreak of drug-resistant infections in one institution shows an unprecedented level of transference of resistance among strains and even species of bacteria. Researchers from the University of Virginia ...
Cell & Microbiology
Jan 4, 2012
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Researchers from Australia found something completely new while conducting a genetic study of the pathogenesis of an enteric disease in birds. They report what is believed to be the first bacterial strain to carry three closely ...
Cell & Microbiology
Nov 14, 2011
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Arizona State University's Biodesign Institute is home to a rich trove of biological material. Known as DNASU, this growing storehouse—a sort of genetic Library of Congress—holds over 147,000 plasmids, (circular ...
Biotechnology
Oct 20, 2011
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Under the microscope, the bacteria start dividing normally, two cells become four and then eight and so on. But then individual cells begin "popping," like circus balloons being struck by darts.
Cell & Microbiology
Aug 9, 2010
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Plasmids, which are DNA molecules capable of independent replication in cells, have played an important role in gene technology. Researchers from Uppsala University in Sweden have now demonstrated that plasmid-based methods, ...
Biotechnology
Nov 6, 2009
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A team of University of Wisconsin-Madison researchers reports that it has created induced human pluripotent stem (iPS) cells completely free of viral vectors and exotic genes.
Cell & Microbiology
Mar 26, 2009
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