News tagged with cell regulation
Study dusts sugar coating off little-known regulation in cells
In Alzheimer's disease, brain neurons become clogged with tangled proteins. Scientists suspect these tangles arise partly due to malfunctions in a little-known regulatory system within cells. Now, researchers have dramatically ...
Apr 16, 2012 |
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Scientists discover multiple gene switches in Salmonella, offer new ways to curb infection
Scientists have discovered multiple gene switches in Salmonella that offer new ways to curb human infection. The discovery of the mechanisms of gene regulation could lead to the development of antibiotics to reduce the le ...
Apr 23, 2012 |
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Scientists find a key to growth differences between species
The tiny, little-noticed jewel wasp may provide some answers as to how different species differ in size and shape. And that could lead to a better understanding of cell growth regulation, as well as the underlying ...
Feb 23, 2012 |
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Researchers identify new mechanism used by cells to reverse silenced genes
Scientists at Fox Chase Cancer Center have discovered a new mechanism used by cells in the body to turn on silenced genes. This process is critical in preventing the development of cancer -- suggesting the possibility of ...
Jun 30, 2011 |
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Key culprit identified in breast cancer metastasis
When doctors discover high concentrations of regulatory T cells in the tumors of breast cancer patients, the prognosis is often grim, though why exactly has long been unclear.
Feb 16, 2011 |
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Scientists identify elusive neuronal targets of deep brain stimulation
Shooting steady pulses of electricity through slender electrodes into a brain area that controls complex behaviors has proven to be effective against several therapeutically stubborn neurological and neuropsychiatric ...
Medicine & Health / Neuroscience
Dec 14, 2010 |
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New role for the JNK protein
Put simply, a tumor is the result of out-of-control cell growth. To assure that the cell cycle - the cell's process of duplicating itself to make more cells - goes smoothly, a large network of proteins tells other proteins ...
Jul 14, 2010 |
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Genetic regulator opens new avenues to AIDS, immune system research
Researchers at Oregon State University and the California Institute of Technology have discovered that a genetic regulator which is critical to many life functions also plays a key role in the formation of "T cells," a type ...
Medicine & Health / HIV & AIDS
Jul 01, 2010 |
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Study of MicroRNA Helps Scientists Unlock Secrets of Immune Cells
(PhysOrg.com) -- With the rapid and continuous advances in biotechnology, scientists are better able to see inside the nucleus of a cell to unlock the secrets of its genetic material. However, what happens outside of the ...
Medicine & Health / Medical research
Jun 04, 2010 |
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Scientists uncover alternative pathway of microRNA generation
MicroRNAs are small bits of RNA within cells that wield enormous power. They influence virtually every biological process by controlling the "expression" of genes. Helping them in exerting this control is a unique class of ...
Medicine & Health / Medical research
Apr 28, 2010 |
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Scientists track variant of gene-regulating protein in embryonic stem cells
(PhysOrg.com) -- The path to fully developed cells from embryonic stem cells requires that the right genes are turned on and off at the right times. New research from Rockefeller University shows that tiny ...
Mar 10, 2010 |
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Hairy secret of foraging plants discovered
(PhysOrg.com) -- The genes that control the hairy 'mining machine' that makes some plants better at finding nutrients in poor soils than others have been discovered by scientists from Oxford University and ...
Feb 18, 2010 |
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Brain scientists extend map of fear memory formation
Draw a map of the brain when fear and anxiety are involved, and the amygdala -- the brain's almond-shaped center for panic and fight-or-flight responses -- looms large.
Medicine & Health / Neuroscience
Jan 27, 2010 |
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Newly identified genes influence insulin and glucose regulation
An international research consortium has found 13 new genetic variants that influence blood glucose regulation, insulin resistance, and the function of insulin-secreting beta cells in populations of European descent. Five ...
Jan 17, 2010 |
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ERK's got rhythm: Protein that controls cell growth found to cycle in and out of cell nucleus (w/ Video)
Time-lapsed video of individual breast tissue cells reveals a never-before-seen event in the life of a cell: a protein that cycles between two major compartments in the cell. The results give researchers a more complete view ...
Dec 01, 2009 |
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