News tagged with rna
Related topics: dna , genes , protein , gene expression , cells
Lasers, custom microscope show gene splicing process in real time
From neurosurgery to bar code readers, lasers have been used in a myriad of applications since they were first introduced in the late 1950's. Now, with the work being done in Jeff Gelles' Lab at Brandeis University, ...
Mar 10, 2011 |
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'GPS system' for protein synthesis in nerve cells gives clues for understanding brain disorders
Scientists at the University of Pennsylvania explain how a class of RNA molecules is able to target the genetic building blocks that guide the functioning of a specific part of the nerve cell. Abnormalities at this site are ...
Medicine & Health / Neuroscience
Mar 09, 2011 |
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Suggesting genes' friends, Facebook-style
Scientists at the European Molecular Biology Laboratory (EMBL) and the German Cancer Research Centre (DKFZ), both in Heidelberg, Germany, have developed a new method that uncovers the combined effects of genes. ...
Mar 07, 2011 |
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Study may lead to greater understanding of human genome regulation
Many multi-cellular animals use sex chromosomes to determine sex. In fruit flies and in humans, this produces XX for females and XY for males. Cellular mechanisms then kick into gear to compensate the two-to-one imbalance ...
Mar 04, 2011 |
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Gene-reading enzyme, inhibitor protein interaction analysis provides surprising insights
Within the cells, the RNA polymerase (RNAP) protein complex clutches DNA like a crab claw, scanning across gene-coding regions and transcribing these sequences into the messenger RNA molecules that will ultimately ...
Mar 04, 2011 |
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Researchers find possible new treatment strategies for pancreatic cancer
New University of Georgia research has identified a protein that can be modified to improve the effectiveness of one of the most common drugs used to treat pancreatic cancer.
Mar 03, 2011 |
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New study suggests amyotrophic lateral sclerosis could be caused by a retrovirus
A retrovirus that inserted itself into the human genome thousands of years ago may be responsible for some cases of the neurodegenerative disease amyotrophic lateral sclerosis (ALS), also known as Lou Gherig's disease. The ...
Medicine & Health / Neuroscience
Mar 02, 2011 |
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Intensive adherence counseling with HIV treatment improves patient outcomes
Intensive adherence counseling around the time of HIV treatment initiation significantly reduces poor adherence and virologic treatment failure in sub-Saharan Africa whereas using an alarm device has no effect, according ...
Medicine & Health / HIV & AIDS
Mar 01, 2011 |
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Protein and microRNA block cellular transition vital to metastasis
Like a bounty hunter returning escapees to custody, a cancer-fighting gene converts organ cells that change into highly mobile stem cells back to their original, stationary state, researchers report online at Nature Cell Bi ...
Feb 25, 2011 |
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New method powerfully boosts efficiency of RNA interference (RNAi) in shutting down genes
A research team led by scientists at Cold Spring Harbor Laboratory (CSHL) has developed a powerful method that allows them to sift through thousands of candidate hairpin-shaped RNA molecules at a time and pull out only those ...
Feb 24, 2011 |
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Modified RNA creates stable therapeutic nanoparticles
For years, RNA has seemed an elusive tool in nanotechnology research. While easily manipulated in the laboratory, RNA is susceptible to quick destruction in the body when confronted with a commonly found enzyme. "The enzyme ...
Nanotechnology / Bio & Medicine
Feb 23, 2011 |
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Stop and go: How the cell deals with transcriptional roadblocks
Gene transcription is central to cell function, as it converts the information stored in the DNA into RNA molecules of defined sequence, which then program protein synthesis. The enzyme RNA polymerase II (Pol II) is responsible ...
Feb 23, 2011 |
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