News tagged with rna strands
Carbon nanotubes and aptamers: Vew biosensor detects extremely low bacteria concentrations quickly, easily, reliably
Chemistry / Analytical Chemistry
Jul 20, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Bacterial diseases are usually detected by first enriching samples, then separating, identifying, and counting the bacteria. This type of procedure usually takes at least two days after arrival ...
How cells change gears
Apr 20, 2009 |
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Bioinformatics researchers from UC San Diego just moved closer to unlocking the mystery of how human cells switch from "proliferation mode" to "specialization mode." This computational biology work from the ...
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Biologists discover motor protein that rewinds DNA
Biology /
Oct 30, 2008 |
4.6 / 5 (16) |
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Two biologists at the University of California, San Diego have discovered the first of a new class of cellular motor proteins that "rewind" sections of the double-stranded DNA molecule that become unwound, ...
Researchers identify new targets for RNAs that regulate genes
Jul 06, 2008 |
5 / 5 (11) |
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Tiny strands of genetic material called RNA – a chemical cousin of DNA – are emerging as major players in gene regulation, the process inside cells that drives all biology and that scientists seek to control ...
How 'molecular machines' kick start gene activation revealed
Biology /
Nov 06, 2008 |
4.8 / 5 (4) |
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How 'molecular machines' inside cells swing into action to activate genes at different times in a cell's life is revealed today in new research published in Molecular Cell.
MIT reports new twist in microRNA biology
Biology /
Jan 10, 2008 |
4.8 / 5 (5) |
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MIT scientists have found a new way that DNA can carry out its work that is about as surprising as discovering that a mold used to cast a metal tool can also serve as a tool itself, with two complementary shapes each showing ...
Widely used virus assay shown unreliable when compared to other methods
Oct 21, 2009 |
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In the course of doing research on the mosquito-borne pathogens chikungunya virus (CHIKV) and o' nyong-nyong virus (ONNV), Virginia Tech researchers have discovered an inconvenient truth about an assay, strand-specific quantitative ...
Novel laboratory technique nudges genes into activity
Biology /
Jan 29, 2007 |
5 / 5 (2) |
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A new technique that employs RNA, a tiny chemical cousin of DNA, to turn on genes could lead to therapeutics for conditions in which nudging a gene awake would help alleviate disease, researchers at UT Southwestern Medical ...
Researchers Discover Remnant of an Ancient 'RNA World'
Biology /
Jul 17, 2008 |
4.9 / 5 (27) |
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(PhysOrg.com) -- Some bacterial cells can swim, morph into new forms and even become dangerously virulent - all without initial involvement of DNA. Yale University researchers describe Friday in the journal ...
Explained: RNA interference
Nov 12, 2009 |
4.8 / 5 (4) |
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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, ...
Link uncovered between viral RNA and human immune response
Aug 04, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- In its fight against an intruding virus, an enzyme in our immune system may sense certain types of viral RNA pairs, according to scientists.
Scientists exploring new compounds to target muscular dystrophy
Nov 19, 2008 |
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Scientists have identified a promising set of new compounds in the fight against muscular dystrophy. Using a drug-discovery technique in which molecules compete against each other for access to the target – the strand of ...
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