News tagged with regulatory sequences
With genomes, bigger may really be better
Mar 04, 2009 |
5 / 5 (3) |
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Biologists analyzing DNA in search of the molecular underpinnings of life have consistently favored species with small genomes, which are cheaper to sequence and lack the repetitive "junk" that clutters bigger genomes. But ...
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Technique finds gene regulatory sites without knowledge of regulators
Nov 19, 2009 |
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A new statistical technique developed by researchers at the University of Illinois allows scientists to scan a genome for specific gene-regulatory regions without requiring prior knowledge of the relevant transcription factors. ...
Evolution is driven by gene regulation
Biology /
Aug 09, 2007 |
4 / 5 (13) |
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It is not just what’s in your genes, it’s how you turn them on that accounts for the difference between species — at least in yeast — according to a report by Yale researchers in this week’s issue of Science.
Scientists demonstrate modulation of gene expression by protein coding regions
Dec 23, 2008 |
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A research team at the Stowers Institute has discovered how the expression of one of the Hox master control genes is regulated in a specific segment of the developing brain. The findings provide important insight into how ...
Researchers help unlock the secrets of gene regulatory networks
Biology /
Feb 03, 2009 |
5 / 5 (2) |
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A quartet of studies by researchers at the California Institute of Technology (Caltech) highlight a special feature on gene regulatory networks recently published in the Proceedings of the National Academy of Sciences (PNAS) ...
Gene regulation, not just genes, is what sets humans apart
Biology /
Aug 12, 2007 |
4.5 / 5 (46) |
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The striking differences between humans and chimps aren’t so much in the genes we have, which are 99 percent the same, but in the way those genes are used, according to new research from a Duke University team.
Researchers Find 'Junk DNA' May Have Triggered Key Evolutionary Changes in Human Thumb and Foot
Sep 04, 2008 |
4.8 / 5 (19) |
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(PhysOrg.com) -- Out of the 3 billion genetic letters that spell out the human genome, Yale scientists have found a handful that may have contributed to the evolutionary changes in human limbs that enabled ...
Researchers Unlock the Secrets of Gene Regulatory Networks
Biology /
Feb 04, 2009 |
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A quartet of studies by researchers at the California Institute of Technology (Caltech) highlight a special feature on gene regulatory networks recently published in the Proceedings of the National Academy of Sciences (P ...
'Junk' DNA proves functional
Nov 04, 2008 |
4.7 / 5 (62) |
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In a paper published in Genome Research on Nov. 4, scientists at the Genome Institute of Singapore (GIS) report that what was previously believed to be "junk" DNA is one of the important ingredients distinguishing humans ...
Trichoplax genome sequenced -- 'rosetta stone' for understanding evolution
Biology /
Sep 03, 2008 |
4.9 / 5 (34) |
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(PhysOrg.com) -- Yale molecular and evolutionary biologists in collaboration with Department of Energy scientists produced the full genome sequence of Trichoplax, one of nature's most primitive multicellular organi ...
Olfactory receptor neurons select which odor receptors to express
Biology /
May 28, 2008 |
5 / 5 (2) |
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It may appear difficult to reconcile the fact that almost every cell in the body of an animal has an identical dose of genes with the variety of different appearances and properties cells can display—bone, skin, hair, muscle, ...
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