News tagged with amino acids
Related topics: protein , cells , enzyme , proceedings of the national academy of sciences , genes
Heat shock protein drives yeast evolution
Whitehead Institute researchers have determined that heat shock protein 90 (Hsp90) can create heritable traits in brewer's yeast (Saccharomyces cerevisiae) by affecting a large portion of the yeast genome. The finding has le ...
Dec 23, 2010 |
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Building blocks of life created in 'Impossible' place
(PhysOrg.com) -- NASA-funded scientists have discovered amino acids, a fundamental building block of life, in a meteorite where none were expected.
Space & Earth / Space Exploration
Dec 16, 2010 |
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Scientist shows link between diet and onset of mental illness
Changes in diet have been linked to a reduction of abnormal behaviors in mentally ill people or animals, but a Purdue University study shows that diet might also trigger the onset of mental illness in the first place.
Medicine & Health / Neuroscience
Dec 13, 2010 |
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Working in concert
As cells go about the process of building new proteins, each amino acid gets delivered individually to the protein-synthesizing machinery of the ribosome by a specialized transfer RNA (tRNA) molecule. This ...
Dec 06, 2010 |
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Gene find could lead to healthier food, better biofuel production
(PhysOrg.com) -- Purdue University scientists have found the last undiscovered gene responsible for the production of the amino acid phenylalanine, a discovery that could lead to processes to control the amino acid to boost ...
Nov 22, 2010 |
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Scientist: Functional amino acids regulate key metabolic pathways
Functional amino acids play a critical role in the development of both animals and humans, according to a Texas AgriLife Research scientist.
Medicine & Health / Medical research
Nov 19, 2010 |
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Copycat protein finds a perfect match
As proteins are synthesized during messenger RNA translation, fresh amino acids are delivered to the ribosome of the cell by nucleic acid molecules known as transfer RNAs (tRNAs). Each amino acid has a cognate ...
Nov 19, 2010 |
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'Necropanspermia' suggested as a way of seeding life on Earth
(PhysOrg.com) -- Panspermia is a mechanism for spreading organic material throughout the galaxy, but the destructive effects of cosmic rays and ultraviolet light tend to mean most organisms would be destroyed ...
Space & Earth / Space Exploration
Nov 12, 2010 |
3.8 / 5 (32) |
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New DNA repair pathway
(PhysOrg.com) -- UC Davis researchers have found a new pathway for repairing DNA damaged by oxygen radicals. The results are published this week in the journal Proceedings of the National Academy of Sciences.
Nov 08, 2010 |
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Unexpectedly small effects of mutations in bacteria bring new perspectives
Most mutations in the genes of the Salmonella bacterium have a surprisingly small negative impact on bacterial fitness. And this is the case regardless whether they lead to changes in the bacterial proteins or not. This i ...
Nov 05, 2010 |
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Small protein changes may make big difference in natural HIV control
Tiny variants in a protein that alerts the immune system to the presence of infection may underlie the rare ability of some individuals to control HIV infection without the need for medications. In a report that will appear ...
Medicine & Health / HIV & AIDS
Nov 04, 2010 |
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X-rays offer first detailed look at hotspots for calcium-related disease
Calcium regulates many critical processes within the body, including muscle contraction, the heartbeat, and the release of hormones. But too much calcium can be a bad thing. In excess, it can lead to a host ...
Medicine & Health / Medical research
Nov 04, 2010 |
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Key to tissue growth may be in anti-wrinkle cream
The first study to investigate the chemical structure of an advanced class of anti-wrinkle cream has shown that it could be used to promote wound healing and regenerative medicine.
Nov 01, 2010 |
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Food quality improved with software
Max Planck Innovation GmbH, the technology transfer organization of the Max Planck Society, has awarded an exclusive license for the analysis software TagFinder to Metabolomic Discoveries GmbH, a service provider in biochemical ...
Oct 28, 2010 |
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Structural genomics accelerates protein structure determination
Membrane proteins are of immense biological and pharmaceutical importance. But so far there are only a handful of cases in which the exact structure could be successfully determined. Scientists at Columbia University, New ...
Oct 27, 2010 |
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