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

created Feb 08, 2012 | popularity not rated yet | comments 0 | with audio podcast

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 ...

Medicine & Health / Cancer

created Jan 20, 2012 | popularity 5 / 5 (1) | comments 0

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

created Dec 13, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

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

created Nov 17, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

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. ...

Biology / Cell & Microbiology

created Oct 27, 2011 | popularity 4.9 / 5 (30) | comments 15 | with audio podcast

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 ...

Medicine & Health / Cancer

created Oct 23, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

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).

Medicine & Health / Cancer

created Oct 17, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

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 ...

Chemistry / Biochemistry

created Oct 06, 2011 | popularity not rated yet | comments 2 | with audio podcast

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, ...

Biology / Cell & Microbiology

created Sep 20, 2011 | popularity 4.9 / 5 (8) | comments 0

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 ...

Biology / Cell & Microbiology

created Sep 07, 2011 | popularity 3 / 5 (2) | comments 0

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, ...

Biology / Biotechnology

created Sep 07, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

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 ...

Medicine & Health / Cancer

created Jul 19, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

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.

Medicine & Health / Research

created Jul 05, 2011 | popularity 4.6 / 5 (9) | comments 0 | with audio podcast

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 ...

Medicine & Health / Neuroscience

created Jun 27, 2011 | popularity not rated yet | comments 0 | with audio podcast report

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.

Medicine & Health / Research

created Jun 20, 2011 | popularity not rated yet | comments 0