News tagged with ribosome
Related topics: protein , amino acids
Life secret exposed: Scientists unlock mystery of molecular machine
A major mystery about the origins of life has been resolved. According to a study published in the journal Nature, two Université de Montréal scientists have proposed a new theory for how a universal molecu ...
Feb 19, 2009 |
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Study of ribosome evolution challenges 'RNA World' hypothesis
In the beginning – of the ribosome, the cell's protein-building workbench – there were ribonucleic acids, the molecules we call RNA that today perform a host of vital functions in cells. And according ...
Mar 12, 2012 |
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Scientists solve long-standing mystery of protein 'quality control' mechanism
Scientists from The Scripps Research Institute have solved a long-standing mystery of how cells conduct "quality control" to eliminate the toxic effects of a certain kind of error in protein production. The findings may lead ...
Sep 12, 2010 |
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Explained: RNA interference
Every high school biology student learns the basics of how genes are expressed: DNA, the cell’s master information keeper, is copied into messenger RNA, which carries protein-building instructions to the ribosome, ...
Nov 12, 2009 |
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Biologists uncover a novel cellular proofreading mechanism
(PhysOrg.com) -- To make proteins, cells assemble long chains of amino acids, based on genetic instructions from DNA. That construction takes place in a tiny cellular structure called a ribosome, to which amino acids are ...
Nov 11, 2011 |
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Genomic study yields plausible cause of colony collapse disorder
Researchers report this week that they have found a surprising but reliable marker of colony collapse disorder, a baffling malady that in 2007-2008 killed off more than a third of commercial honey bees in ...
Aug 24, 2009 |
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Key piece of puzzle sheds light on function of ribosomes
(PhysOrg.com) -- When ribosomes produce protein in all living cells, they do so through a chemical reaction that happens so fast that scientists have been puzzled. Using large quantum mechanical calculations of the reaction ...
Jan 13, 2010 |
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Researchers 'watch' formation of cells' protein factories for first time
A team from The Scripps Research Institute has revealed the first-ever pictures of the formation of cells' "protein factories." In addition to being a major technical feat on its own, the work could open new pathways for ...
Oct 29, 2010 |
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Atomic-scale structures of ribosome could help improve antibiotics
(PhysOrg.com) -- It sounds like hype from a late-night infomercial: It can twist and bend without breaking! And wait, there's more: It could someday help you fend off disease!
May 19, 2011 |
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Scientists visualize assembly line gears in ribosomes, cell's protein factory
Even as research on the ribosome, one of the cell's most basic machines, is recognized with a Nobel Prize, scientists continue to achieve new insights on the way ribosomes work.
Oct 15, 2009 |
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Watching the engine of life, in real time, to understand how things go wrong
(PhysOrg.com) -- Ruben Gonzalez views ribosomes—the minute particles in cells that make proteins—as the “machines” of life. Naturally, the associate professor of chemistry is interested ...
Jan 31, 2012 |
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Lost in translation: Perfectionist protein-maker trashes errors
The enzyme machine that translates a cell's DNA code into the proteins of life is nothing if not an editorial perfectionist.
Biology /
Jan 07, 2009 |
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New images capture cell's ribosomes at work, could aid in molecular war against disease
(PhysOrg.com) -- Researchers at the University of California, Berkeley, have for the first time captured elusive nanoscale movements of ribosomes at work, shedding light on how these cellular factories take ...
Aug 20, 2009 |
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Study Reveals Unexpected Ancient Cellular Structure
(PhysOrg.com) -- Scientists at North Carolina State University have effectively lifted the veil from the structure of an ancient and important RNA-protein complex essential for the biosynthesis and function of the ribosome, ...
Sep 10, 2009 |
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2 Americans, 1 Israeli win Nobel chemistry prize
(AP) -- Two Americans and an Israeli scientist won the 2009 Nobel Prize in chemistry on Wednesday for atom-by-atom mapping of the protein-making factories within cells - a feat that has spurred the development ...
Oct 07, 2009 |
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