News tagged with cell cytoplasm
Copy of the genetic makeup travels in a protein suitcase
Scientists from the Institute for Physical and Theoretical Chemistry at the University of Bonn have succeeded for the first time in the real time filming of the transport of an important information carrier in biological ...
May 25, 2012 |
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'Copper pump's' potential benefit in cancer treatment
(Phys.org) -- A team of University of California, San Diego researchers has made new discoveries about a copper-transporting protein in the membranes of human cells that drug-discovery scientists can co-opt ...
May 17, 2012 |
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Research reveals novel transport mechanism for large ribonucleoproteins
The movement of genetic materials, such as RNA and ribosomes, from the nucleus to the cytoplasm is a critical component in a cell's ability to make the proteins necessary for essential biological functions. Until now, it ...
May 10, 2012 |
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Amoeba offers key clue to photosynthetic evolution
(PhysOrg.com) -- The major difference between plant and animal cells is the photosynthetic process, which converts light energy into chemical energy. When light isn't available, energy is generated by breaking ...
Feb 27, 2012 |
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Researchers identify new, cancer-causing role for protein
The mainstay immune system protein TRAF6 plays an unexpected, key role activating a cell signaling molecule that in mutant form is associated with cancer growth, researchers at The University of Texas M. D. ...
Aug 27, 2009 |
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New study overturns orthodoxy on how macrophages kill bacteria
For decades, microbiologists assumed that macrophages, immune cells that can engulf and poison bacteria and other pathogens, killed microbes by damaging their DNA. A new study from the University of Illinois ...
Apr 27, 2009 |
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Control gene for developmental timing discovered
University of Alberta researchers have identified a key regulator that controls the speed of development in the fruit fly. When the researchers blocked the function of this regulator, animals sped up their rate of development ...
Sep 28, 2011 |
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Scientists engineer nanoscale vaults to encapsulate 'nanodisks' for drug delivery
(PhysOrg.com) -- There's no question, drugs work in treating disease. But can they work better, and safer?
Nanotechnology / Bio & Medicine
Apr 21, 2011 |
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Built-in 'self-destruct timer' causes ultimate death of messenger RNA in cells
Researchers at Albert Einstein College of Medicine of Yeshiva University have discovered the first known mechanism by which cells control the survival of messenger RNA (mRNA) -- arguably biology's most important molecule. ...
Dec 22, 2011 |
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New technique sheds light on the mysterious process of cell division
(PhysOrg.com) -- Using a new technique in which models of primitive cells are constructed from the bottom up, scientists have demonstrated that the structure of a cell's membrane and cytoplasm may be as important ...
May 18, 2011 |
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In scientific first, researchers visualize naturally occurring mRNA
In a technique that could eventually shed light on how gene expression influences human disease, scientists at Albert Einstein College of Medicine of Yeshiva University have for the first time ever successfully visualized ...
Jan 16, 2011 |
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Quantum dots track who gets into cell nucleus
(PhysOrg.com) -- UC Berkeley researchers Karsten Weis, Jan Liphardt, and colleagues have used fluorescent probes called quantum dots to determine which molecules get into the nucleus via its nano-pores and ...
Nanotechnology / Bio & Medicine
Sep 02, 2010 |
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No relaxing for cancer cells
Many tumor cells would not be viable due to aberrant chromosome distribution if they had not developed a special trick. Scientists from the German Cancer Research Center have investigated which genes are ...
Jun 01, 2010 |
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Researchers uncover new mechanistic insight into mRNA biogenesis and export
A team of EU-funded Spanish and Polish researchers have revealed the structure of a protein complex that is essential for messenger RNA (mRNA) biogenesis and export. Writing in the European Molecular Biology ...
Mar 19, 2012 |
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Rediscovery: Scientists confirm role for mysterious cell component, the nucleolinus
When searching for long-lost treasure, sometimes all you need is a good flashlight.
Jul 22, 2010 |
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