A research team led by biogeochemists at the University of California, Riverside has tested a popular hypothesis in paleo-ocean chemistry, and proved it false.
Dec 23, 2012
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(PhysOrg.com) -- Unless you are in a field of study related to cell biology, you most likely have never heard of Ndc80. Yet this protein complex is essential to mitosis, the process by which a living cell ...
Oct 14, 2010
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(PhysOrg.com) -- Much like a tightly wound drum, red blood cells are in perpetual vibration. Those vibrations help the cells maintain their characteristic flattened oval or disc shape, which is critical to ...
Dec 21, 2009
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A discovery by Walter and Eliza Hall Institute researchers in Melbourne, Australia, reported in today's edition of Science, is set to rewrite a long-held belief about how the body's immune system establishes its me ...
Oct 07, 2010
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(Phys.org) —In a finding likely to fundamentally reshape biologists' understanding of how vertebrate cells communicate, researchers at the Stanford University School of Medicine and the UC-San Francisco ...
Apr 29, 2013
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A simple cut to the skin unleashes a complex cascade of chemistry to stem the flow of blood. Now, scientists at Washington University School of Medicine in St. Louis have used evolutionary clues to reveal ...
Jul 20, 2011
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Scientists at Albert Einstein College of Medicine of Yeshiva University have made an unexpected finding about the method by which certain genes are activated. Contrary to what researchers have traditionally assumed, genes ...
Dec 05, 2010
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The shapes of some of the tiniest cellular structures are coming into sharper focus at the Howard Hughes Medical Institute's Janelia Farm Research Campus, where scientists have developed a new imaging technology that produces ...
Feb 02, 2009
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German researchers reveal the structure of cellular protein degradation machinery.
Jan 23, 2012
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Researchers at the RIKEN SPring-8 Center in Harima, Japan, have clarified the crystal structure of quinol dependent nitric oxide reductase (qNOR), a bacterial enzyme that offers clues on the origins of our ...
Jan 22, 2012
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(PhysOrg.com) -- For the first time, researchers -- all Cornell scientists -- have characterized the structure of a protein that belongs to certain enzymes that are essential for proper functioning in all ...
Apr 21, 2010
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Researchers at the California Institute of Technology have obtained the first high-resolution, three-dimensional images of a cell with a nucleus undergoing cell division. The observations, made using a powerful ...
Sep 08, 2011
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(PhysOrg.com) -- Chemists and engineers at the University of Warwick have found that exposing particular mixtures of polymer particles and other materials to sudden freeze-drying can create a high-tech armored foam that could ...
Jul 28, 2009
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(PhysOrg.com) -- Biologists led by associate professor Thomas Schwartz (MIT) have worked out a rudimentary architectural plan for the nuclear pore complex (NPC), the gatekeeper of the cell's nucleus.
Oct 27, 2009
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Researchers in Singapore are reporting this week that they have gleaned key insights into the architecture of a protein that controls iron levels in almost all organisms. Their study culminated in one of the first successful ...
Apr 09, 2010
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