(Phys.org) —Cellular processes in most organisms are regulated by an internal clock, and proteins called cryptochromes are at the core of its central oscillator. The three dimensional structures of cryptochromes from mouse ...
Cell & Microbiology
Jun 11, 2013
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Northwestern University scientists are the first to discover a cellular process used by animals when a tissue is stressed and in molecular trouble from the expression of misfolded and damaged proteins: The tissue at risk ...
Cell & Microbiology
Jun 7, 2013
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A dream of scientists has been to visualize details of structures within our cells in real time, a breakthrough that would greatly aid in the study of their function. However, even the best of current microscopes can take ...
Cell & Microbiology
May 31, 2013
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To sustain life, processes in biological cells have to be strictly controlled both in time and in space. Research workers at the Max Planck Institute for Biophysical Chemistry in Göttingen and Freie Universität Berlin have ...
Cell & Microbiology
May 27, 2013
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Environment is not the only factor in shaping regulatory patterns—and it might not even be the primary factor, according to a new Rice University study that looks at how cells' protein networks relate to a bacteria's genome.
Cell & Microbiology
May 21, 2013
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How does the bacterium Shigella—the cause of a deadly diarrheal disease—detect that it's in a human host? Ohio University scientists have found that a biological "RNA thermometer" monitors whether the environment is right ...
Cell & Microbiology
May 21, 2013
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Scientists have long known that control mechanisms known collectively as "epigenetics" play a critical role in human development, but they did not know precisely how alterations in this extra layer of biochemical instructions ...
Cell & Microbiology
May 9, 2013
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For the first time, researchers from institutions around the country have conducted an identical series of toxicology tests evaluating lung-related health impacts associated with widely used engineered nanomaterials (ENMs). ...
Bio & Medicine
May 6, 2013
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In science, many of the most interesting events occur at a scale far smaller than the unaided human eye can see. Medical researchers might realize a range of breakthroughs if they could look deep inside living biological ...
Bio & Medicine
May 3, 2013
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(Phys.org) —Like picking a career or a movie, cells have to make decisions – and cancer results from cells making wrong decisions.
Cell & Microbiology
May 3, 2013
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