Howard Hughes Medical Institute scientists have determined the three-dimensional structure of two proteins that help keep the body's clocks in sync. The proteins, CLOCK and BMAL1, bind to each other to regulate the activity ...
Cell & Microbiology
May 31, 2012
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Researchers have reconstructed phylogenetic relationships among all 706 families of land plants.
Evolution
Apr 5, 2012
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From the time we eat breakfast to when we leave work, mechanical clocks control a large part of our lives. But we, and other creatures, also have biological clocks that regulate just about every function in our bodies.
Cell & Microbiology
Mar 2, 2012
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In a study of the molecular underpinnings of plants' pest resistance, Rice University biologists have shown that plants both anticipate daytime raids by hungry insects and make sophisticated preparations to fend them off.
Cell & Microbiology
Feb 13, 2012
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In this special issue of the Bulletin of the Atomic Scientists, published by SAGE, experts reflect on 2011 and highlight what to look out for in 2012 in the areas of nuclear energy, nuclear weapons, biosecurity, and climate ...
Energy & Green Tech
Jan 6, 2012
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(PhysOrg.com) -- Feeling jet-lagged? You may need your internal clock reset. New Cornell research has taken a major step toward treating jet lag and other more serious syndromes by advancing our understanding of how circadian ...
Cell & Microbiology
Nov 15, 2011
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Biologists have long known that organisms from bacteria to humans use the 24 hour cycle of light and darkness to set their biological clocks. But exactly how these clocks are synchronized at the molecular level to perform ...
Cell & Microbiology
Sep 1, 2011
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Yale University researchers have identified a key genetic gear that keeps the circadian clock of plants ticking, a finding that could have broad implications for global agriculture.
Cell & Microbiology
Sep 1, 2011
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(PhysOrg.com) -- A discovery by a professor at the University of California, Merced, is providing a deeper understanding of the factors that control biological clocks.
Cell & Microbiology
Aug 31, 2011
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We see it in the movies and on television when a character realizes they desperately want to have a child. Often it is connected with a ticking biological clock. Or we may experience it ourselves when we see baby toys and ...
Social Sciences
Aug 23, 2011
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