News tagged with uncommon amino
'Fishy' clue helps establish how proteins evolve
(PhysOrg.com) -- Three billion years ago, a "new" amino acid was added to the alphabet of 20 that commonly make up proteins in organisms today. Now researchers at Yale and the University of Tokyo have demonstrated ...
Biology /
Jan 27, 2009 |
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Search results for uncommon amino
Inadequate supply of protein building blocks may explain pregnancy failures in bovine cloning experiments
Amino acids, the building blocks of proteins, are essential to support the normal growth of a developing embryo and the placenta. An insufficient supply of amino acids in the mother's uterus caused by abnormal ...
Oct 26, 2011 |
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Rapid venom evolution in pit vipers may be defensive
Research published recently in PLoS One delivers new insight about rapid toxin evolution in venomous snakes: pitvipers such as rattlesnakes may be engaged in an arms race with opossums, a group of snake-eating American marsup ...
Jul 18, 2011 |
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New method for producing 'libraries' of important carbohydrate molecules
Scientists some years back found ways to automate the production of DNA and proteins, making studies of these essential components of life far easier. With complex carbohydrates, it's been a different story.
May 23, 2010 |
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First case of animals making their own carotene
The insects known as aphids can make their own essential nutrients called carotenoids, according to University of Arizona researchers.
Apr 29, 2010 |
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Mussels -- material artists with grip
Researchers at the Max Planck Institute of Colloids and Interfaces and collaborators at the University of California at Santa Barbara and the University of Chicago believe they have uncovered the basis how ...
Mar 04, 2010 |
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Genetic switch potential key to new class of antibiotics
Researchers have determined the structure of a key genetic mechanism at work in bacteria, including some that are deadly to humans, in an important step toward the design of a new class of antibiotics, according to an accelerated ...
Apr 17, 2009 |
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E. coli persists against antibiotics through HipA-induced dormancy
Bacteria hunker down and survive antibiotic attack when a protein flips a chemical switch that throws them into a dormant state until treatment abates, researchers at The University of Texas M. D. Anderson Cancer Center report ...
Jan 15, 2009 |
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The good news in our DNA: Defects you can fix with vitamins and minerals
As the cost of sequencing a single human genome drops rapidly, with one company predicting a price of $100 per person in five years, soon the only reason not to look at your "personal genome" will be fear of what bad news ...
Biology /
Jun 02, 2008 |
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Parallel evolution: proteins do it, too
Wings, spines, saber-like teeth—nature and the fossil record abound with examples of structures so useful they've evolved independently in a variety of animals. But scientists have debated whether examples of so-called adaptive, ...
Jun 12, 2006 |
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List of search results for uncommon amino
