News tagged with cellular damage
New research provides new insight into age-related muscle decline
Sep 22, 2009 |
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If you think the air outside is polluted, a new research report in the September 2009 issue of the journal Genetics might make you to think twice about the air inside our bodies too. That's because researchers show how ab ...
Bad mitochondria may actually be good for you
Jul 22, 2009 |
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Mice with a defective mitochondrial protein called MCLK1 produce elevated amounts of reactive oxygen when young; that should spell disaster, yet according to a study in this week's JBC these mice actually age at a slower ...
How oxidative stress may help prolong life
May 29, 2009 |
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(PhysOrg.com) -- Oxidative stress has been linked to aging, cancer and other diseases in humans. Paradoxically, researchers have suggested that small exposure to oxidative conditions may actually offer protection ...
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Researchers find new piece in Alzheimer's puzzle
Feb 25, 2009 |
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Yale researchers have filled in a missing gap on the molecular road map of Alzheimer's disease. In the Feb. 26 issue of the journal Nature, the Yale team reports that cellular prion proteins trigger the process by which ...
Nanoparticles may cause DNA damage across a cellular barrier
Nanotechnology / Bio & Medicine
Nov 05, 2009 |
4.3 / 5 (9) |
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(PhysOrg.com) -- Scientists have shown in the laboratory that metal nanoparticles damaged the DNA in cells on the other side of a cellular barrier. The research, by the University of Bristol, is published ...
Influence of Location-Dependent Protuberance Damage on Cell Viability
Biology /
Dec 24, 2008 |
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The influence of femtosecond laser-induced damages on viability of olfactory ensheathing cells is investigated. Several cytokinetic phenomena including intracellular calcium wave, cellular morphologic change, ...
A potential approach to treatment of hepatitis B virus infection
Sep 10, 2008 |
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Eukaryotic cells employ multiple strategies of checkpoint signaling and DNA repair mechanisms to monitor and repair damaged DNA. There are two branches in the checkpoint response pathway—ataxia telangiectasia-mutated (ATM) ...
DNA repair mechanisms relocate in response to stress
Mar 26, 2009 |
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Like doctors making house calls, some DNA repair enzymes can relocate to the part of the cell that needs their help, a collaborative team of scientists at Emory University School of Medicine has found.
Newly discovered molecule promises better treatments for heart attacks, heart surgery
Sep 11, 2008 |
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Scientists have discovered a compound that could lead to new treatments for heart attacks as well as methods to protect hearts during open heart surgery and other situations in which blood flow to the heart is interrupted.
Misfolded proteins: The fundamental problem is aging
Aug 24, 2009 |
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Proteins are essential for all biological activities and the health of the cell. Misfolded and damaged proteins spell trouble and are common to all human neurodegenerative diseases and many other age-associated diseases. ...
Study Reveals New Role of Vitamin C in Skin Protection
Sep 09, 2009 |
4 / 5 (2) |
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(PhysOrg.com) -- Scientists have uncovered a new role played by Vitamin C in protecting the skin.
Body's defenses may worsen chronic lung diseases in smokers
Feb 09, 2009 |
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Although the immune system is designed to protect the body from harm, it may actually worsen one of the most difficult-to-treat respiratory diseases: chronic obstructive pulmonary disorder (COPD), according to new University ...
New clue emerges for cellular damage in Huntington's disease
Nov 17, 2008 |
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"Huntington's disease presents an ideal vantage point to study neurodegenerative disease, because we know the misfolded protein that's responsible," says Martin Duennwald, formerly a postdoctoral researcher in the lab of ...
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