MIT engineers have created genetic circuits in bacterial cells that not only perform logic functions, but also remember the results, which are encoded in the cell's DNA and passed on for dozens of generations.
Biotechnology
Feb 11, 2013
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Genes that have roles in the same biological pathways change their rate of evolution in parallel, a finding that could be used to discover their functions, said a researcher at the University of Pittsburgh School of Medicine ...
Biotechnology
Feb 8, 2013
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(Phys.org)—Ecologists often rely on the twin standards of the variety and numbers of species to describe a given region's diversity. But scaling down the size also scales up the numbers: On and in our bodies is a community ...
Ecology
Feb 7, 2013
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You might think you have nothing in common with mustard except hotdogs. Yet based on research in a plant from the mustard family, Salk scientists have discovered a possible explanation for how organisms, including humans, ...
Biochemistry
Feb 5, 2013
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A research team in Japan exploring the functions of messenger ribonucleic acid (mRNA) – a molecule that encodes the chemical blueprint for protein synthesis – has discovered a way to take a close look at the temperature ...
Cell & Microbiology
Feb 1, 2013
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(Phys.org)—Pathogenic bacteria kill their animal or plant hosts through the production of toxic molecules. But how do animals and plants defend themselves against these toxins? Researchers from the Boyce Thompson Institute ...
Biochemistry
Jan 30, 2013
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Researchers from the National Institute of Advanced Industrial Science and Technology, have discovered a novel phenomenon that in galls (plant-made nests) formed by some aphid species, the inner gall wall promptly absorbs ...
Plants & Animals
Jan 29, 2013
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A non-invasive method that makes it possible to observe in situ how assemblies of lipids are oriented in biological tissues, and which does not require any labeling or preparation, has been developed by physicists from the ...
General Physics
Jan 15, 2013
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Scientists at The Scripps Research Institute (TSRI) have achieved a feat in synthetic chemistry by inventing a scalable method to make complex natural compounds known as "polyhydroxylated steroids." These compounds, used ...
Biochemistry
Jan 3, 2013
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(Phys.org)—In nature, biological functions are often carried out in tiny protective shells known as microcompartments, structures that provide home to enzymes that convert carbon dioxide into energy in plant cells and to ...
Nanomaterials
Dec 12, 2012
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