News tagged with replication
Social scientists build case for 'survival of the kindest'
Other Sciences / Social Sciences
Dec 08, 2009 |
4.2 / 5 (36) |
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(PhysOrg.com) -- Researchers at the University of California, Berkeley, are challenging long-held beliefs that human beings are wired to be selfish. In a wide range of studies, social scientists are amassing ...
Scientists develop first examples of RNA that replicates itself indefinitely
Jan 09, 2009 |
4.9 / 5 (12) |
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Now, a pair of Scripps Research Institute scientists has taken a significant step toward answering that question. The scientists have synthesized for the first time RNA enzymes that can replicate themselves without the help ...
Researchers discover link between DNA palindromes and disease
Biology /
Jul 14, 2008 |
4.2 / 5 (13) |
1
In the past 10 years, researchers in genome stability have observed that many kinds of cancers are associated with areas where human chromosomes break. More recently, scientists have discovered that slow or altered replication ...
Mystery solved: Scientists now know how smallpox kills
Dec 22, 2009 |
5 / 5 (10) |
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A team of researchers working in a high containment laboratory at the Centers for Disease Control and Prevention in Atlanta, GA, have solved a fundamental mystery about smallpox that has puzzled scientists long after the ...
New study identifies how ebola virus avoids the immune system
Jan 27, 2009 |
4.5 / 5 (11) |
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(PhysOrg.com) -- Researchers at the University of Pennsylvania School of Medicine have likely found one reason why the Ebola virus is such a powerful, deadly, and effective virus. Using a cell culture model ...
Discovery of protein that reactivates herpes simplex virus helps solve medical mystery
Mar 27, 2009 |
4.7 / 5 (7) |
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Research in PLoS Pathogens appears to solve a long standing medical mystery by identifying a viral protein, VP16, as the molecular key that prompts herpes simplex virus (HSV) to exit latency and cause recurrent disease.
'Painter' supercomputer comes to life at Louisiana Tech
Mar 26, 2009 |
4.5 / 5 (6) |
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The Louisiana Optical Network Initiative (LONI) gained another 4.77 teraflops of computing power recently with the activation of the "Painter" supercomputer housed in the Data Replication Center at Louisiana ...
Scientists use math modeling to predict unknown biological mechanism of regulation
Oct 14, 2009 |
4.5 / 5 (4) |
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A team of scientists, led by a biomedical engineer at The University of Texas at Austin, have demonstrated - for the first time - that mathematical models created from data obtained by DNA microarrays, can ...
DNA template could explain evolutionary shifts
Jun 21, 2009 |
4.5 / 5 (4) |
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Rearrangements of all sizes in genomes, genes and exons can result from a glitch in DNA copying that occurs when the process stalls at a critical point and then shifts to a different genetic template, duplicating and even ...
Is this the beginning of the end of plant breeding?
Jun 09, 2009 |
4.3 / 5 (4) |
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No human is a clone of their parents but the same cannot be said for other living things. While your DNA is a combination of half your mother and half your father, other species do things differently. The advantage of clonal ...
Scientists identify how key protein keeps chronic infection in check
May 08, 2009 |
4.7 / 5 (3) |
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Why is the immune system able to fight off some viruses but not others, leading to chronic, life-threatening infections like HIV and hepatitis C?
HIV pays a price for invisibility
Medicine & Health / HIV & AIDS
Apr 13, 2009 |
3.7 / 5 (3) |
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Mutations that help HIV hide from the immune system undermine the virus's ability to replicate, show an international team of researchers in the April 13 issue of the Journal of Experimental Medicine. The study was publis ...
UCSD Engineer Provides Insights to Decades-Old DNA Squabble
Jul 31, 2009 |
3.7 / 5 (3) |
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(PhysOrg.com) -- A group of nanoengineers, biologists and physicists have used innovative approaches to deduce the internal structure of chromatin, a key player in DNA regulation, to reconcile a longstanding ...
Newly discovered mechanism in cell division has implications for chromosome's role in cancer
Aug 17, 2009 |
5 / 5 (2) |
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"A biologist, a physicist, and a nanotechnologist walk into a..." sounds like the start of a joke. Instead, it was the start of a collaboration that has helped to decipher a critical, but so far largely unstudied, ...
Secrets revealed about how disease-causing DNA mutations occur
Jul 02, 2009 |
5 / 5 (2) |
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A team of Penn State scientists has shed light on the processes that lead to certain human DNA mutations that are implicated in hundreds of inherited diseases such as tuberous sclerosis and neurofibromatosis ...
