Static models of gene regulation networks are inevitably oversimplified, indicating how one gene specifically switches certain target genes on while turning others off. However, the reality is much more dynamic and thus noisier. ...
Biotechnology
Jan 10, 2014
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Human embryonic stem cells (hESCs) retain the ability to form any cell type in the body. They do this thanks to the interplay of many proteins, including one involved in cell signaling known as extracellular signal-regulated ...
Cell & Microbiology
Sep 25, 2013
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We have a lot to live for. Families. Hobbies. Careers. It's no wonder that we are always on a quest to understand and improve our health. And this quest doesn't stop on Earth—it's one of the main focal points for International ...
Space Exploration
Aug 28, 2013
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The current systems for the production of chemicals, fuels and materials heavily rely on the use of fossil resources. Due to the increasing concerns on climate change and other environmental problems, however, there has been ...
Biotechnology
Aug 8, 2013
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If genes are the currency of life, then the whole economies are genetic networks, which include genes as well as the complex webs of interactions and interconnections between them. Genetic networks are integrally important ...
General Physics
Jul 29, 2013
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(Phys.org) —When the infectious fungus Histoplasma capsulatum feels the temperature start to rise, it undergoes a transformation. As it shifts its shape from long filaments to oval cells, the pathogen switches on genes ...
Cell & Microbiology
Jul 29, 2013
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Small molecules of RNA (tens to hundreds of nucleotides in length) play a key regulatory role in bacteria. Due to their small size, directly measuring the number of small RNA (sRNA) present in a single bacterium has proven ...
Analytical Chemistry
Jun 18, 2013
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Radically different viruses share genes and are likely to share ancestry, according to research published in BioMed Central's open access journal Virology Journal this week. The comprehensive phylogenomic analysis compares ...
Cell & Microbiology
May 22, 2013
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Thirty years ago, the future lay in programming computers. Today, it's programming cells.
Biotechnology
Mar 27, 2013
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Computer scientists at Virginia Tech developed a new approach to address the shortcomings in the computational analysis of the multiple ways interactions can occur within cells. Their award winning work may lead to further ...
Cell & Microbiology
Jan 24, 2013
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