News tagged with transcription
New research into the mechanisms of gene regulation
Nov 19, 2009 |
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(PhysOrg.com) -- A team led by Penn State's Ross Hardison, T. Ming Chu Professor of Biochemistry and Molecular Biology, has taken a large step toward unraveling how regulatory proteins control the production ...
On your last nerve: Researchers advance understanding of stem cells
Nov 17, 2009 |
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Researchers from North Carolina State University have identified a gene that tells embryonic stem cells in the brain when to stop producing nerve cells called neurons. The research is a significant advance ...
The indefinite self-renewal of specialized cells without the need for stem cell intermediates
Nov 16, 2009 |
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(PhysOrg.com) -- Is the indefinite expansion of adult cells possible without recourse to stem cell intermediates? The team led by Michael Sieweke at the Centre d'immunologie de Marseille Luminy, France has ...
'Cross-talk' mechanism contributes to colorectal cancer
Nov 13, 2009 |
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Researchers at the University of Wisconsin-Madison School of Medicine and Public Health have identified a molecular mechanism that allows two powerful signaling pathways to interact and begin a process leading to colorectal ...
Deciphering the regulatory code: Scientists take new approach to predict gene expression
Nov 04, 2009 |
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Embryonic development is like a well-organised building project, with the embryo's DNA serving as the blueprint from which all construction details are derived. Cells carry out different functions according ...
Google Voice 'light' works with existing cell phone numbers
Oct 30, 2009 |
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Google Voice, the service that can route calls to multiple phone numbers and access voice mail, is now available on users' existing cell phone numbers.
'Moonlighting' molecules discovered
Oct 29, 2009 |
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Since the completion of the human genome sequence, a question has baffled researchers studying gene control: How is it that humans, being far more complex than the lowly yeast, do not proportionally contain in our genome ...
Protein is linked to lung cancer development
Oct 22, 2009 |
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(PhysOrg.com) -- A protein that normally helps defend cells from infection can play a critical role in the development of lung cancer, according to MIT cancer biologists.
Scientists use math modeling to predict unknown biological mechanism of regulation
Oct 14, 2009 |
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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 ...
Genetics of patterning the cerebral cortex
Medicine & Health / Neuroscience
Oct 13, 2009 |
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The cerebral cortex, the largest and most complex component of the brain, is unique to mammals and alone has evolved human specializations. Although at first all stem cells in charge of building the cerebral ...
The pen may be mightier than the keyboard
Other Sciences / Social Sciences
Sep 16, 2009 |
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(PhysOrg.com) -- When it comes to writing the pen apparently is mightier than the computer keyboard. Second, fourth and sixth grade children with and without handwriting disabilities were able to write more and faster when ...
Prolonged stress sparks ER to release calcium stores and induce cell death in aging-related diseases
Sep 14, 2009 |
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Li et al. explain how prolonged stress sparks the endoplasmic reticulum (ER) to release its calcium stores, inducing cells to undergo apoptosis in several aging-related diseases.The study will appear in the September 21, ...
Researchers find that protein believed to protect against cancer has a Mr. Hyde side
Sep 03, 2009 |
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In a biological rendition of fiction's Strange Case of Dr. Jekyll and Mr. Hyde, researchers from the Mayo Clinic campus in Florida and Harvard Medical School have found that a protein thought to protect against cancer development ...
Protein plays unexpected role protecting chromosome tips
Aug 13, 2009 |
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A protein specialist that opens the genomic door for DNA repair and gene expression also turns out to be a multi-tasking workhorse that protects the tips of chromosomes and dabbles in a protein-destruction ...
Single-molecule technique captures calcium sensor calmodulin in action
Aug 10, 2009 |
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It's well known that the protein calmodulin specifically targets and steers the activities of hundreds of other proteins - mostly kinases - in our cells, thus playing a role in physiologically important processes ...
