News tagged with cellular damage
Stress pathway identified as potential therapeutic target to prevent vision loss
A new study identifies specific cell-stress signaling pathways that link injury of the optic nerve with irreversible vision loss. The research, published by Cell Press in the February 9 issue of the journal Neuron, may le ...
Medicine & Health / Neuroscience
Feb 08, 2012 |
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Three is the magic number: A chain reaction required to prevent tumor formation
Protein p53 is known for controlling the life and death of a cell and has a key role in cancer research. P53 is known to be inactive in 50 percent of cancer patients. If researchers succeed in re-establishing the presence ...
Jan 20, 2012 |
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DNA damage across a cellular barrier depends on barrier thickness
(PhysOrg.com) -- The use of nanoparticles in medicine is ever increasing and it is important to understand the effects these particles might have on human tissues and health in general.
Nanotechnology / Bio & Medicine
Dec 13, 2011 |
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Study shows nanoparticles used as additives in diesel fuels can travel from lungs to liver
Recent studies conducted at Marshall University have demonstrated that nanoparticles of cerium oxide -- common diesel fuel additives used to increase the fuel efficiency of automobile engines -- can travel from the lungs ...
Nanotechnology / Bio & Medicine
Nov 17, 2011 |
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Do bacteria age? Biologists discover the answer follows simple economics
When a bacterial cell divides into two daughter cells and those two cells divide into four more daughters, then 8, then 16 and so on, the result, biologists have long assumed, is an eternally youthful population of bacteria. ...
Oct 27, 2011 |
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Findings suggest how cancer cells can become resistant to DNA damage-inducing treatments
An international team of scientists led by UC Davis researchers has discovered that DNA repair in cancer cells is not a one-way street as previously believed. Their findings show instead that recombination, an important DNA ...
Oct 23, 2011 |
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Protein family key to aging, cancer
The list of aging-associated proteins known to be involved in cancer is growing longer, according to research by investigators at Vanderbilt-Ingram Cancer Center and the National Institutes of Health (NIH).
Oct 17, 2011 |
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Biochemists identify how tissue cells detect and perfect
Scientists have discovered how cells detect tissue damage and modify their repair properties accordingly. The findings, published today [6 October] in the journal Developmental Cell, could open up new opportunities for im ...
Oct 06, 2011 |
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The body rids itself of damage when it really matters
Although the body is constantly replacing cells and cell constituents, damage and imperfections accumulate over time. Cleanup efforts are saved for when it really matters. Researchers from the University of Gothenburg, Sweden, ...
Sep 20, 2011 |
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Cellular metabolism self-adapts to protect against free radicals
Oxygen-consuming organisms obtain energy through cellular respiration, which is the transformation of carbohydrates and oxygen into carbon dioxide and water. This process also produces toxic oxygen radicals which must be ...
Sep 07, 2011 |
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A chaperone for the 'guardian of the genome'
The protein p53 plays an essential role in the prevention of cancer by initiating the controlled death of a cell with damaged genes which is in danger to transform into a cancerous cell. The heat shock protein Hsp90, in turn, ...
Sep 07, 2011 |
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Researchers discover possible drug targets for common non-Hodgkin's lymphoma
Researchers at the University of Maryland School of Medicine have discovered a novel interaction between two proteins involved in regulating cell growth that could provide possible new drug targets for treating diffuse large ...
Jul 19, 2011 |
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Surprising culprits behind cell death from fat and sugar overload
Excess nutrients, such as fat and sugar, don't just pack on the pounds but can push some cells in the body over the brink. Unable to tolerate this "toxic" environment, these cells commit suicide.
Jul 05, 2011 |
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Hope for infant brain injuries like cerebral palsy as well as multiple sclerosis
(Medical Xpress) -- In a new study published in Nature Neuroscience, a team of researchers revealed the discovery of a key protein necessary for nerve repair and could lead to the development of a treatment for brain injuri ...
Natural Alzheimer's weapon suggests better treatment
Scientists have shown a molecular chaperone is working like a waste management company to collect and detoxify high levels of toxic amyloid beta peptide found in Alzheimer's disease.
Jun 20, 2011 |
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