News tagged with senescent cells

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Escape cancer, but age sooner? The dark side of the tumor suppressing process

Biology /

created Dec 02, 2008 | popularity 4.8 / 5 (17) | comments 1

Cells shut down and stop dividing when their DNA is damaged, in a process known as cellular senescence, so as to prevent damaged DNA from leading to unregulated cell division and therefore cancer. However, a new study, published ...


Cellular senescence a double-edged sword

Biology /

created Dec 03, 2008 | popularity 5 / 5 (5) | comments 3

Scientists have identified a molecular cause behind the ravages of old age and in doing so have also shown how a natural process for fighting cancer in younger persons can actually promote cancer in older individuals. Cellular ...


Senescence in liver cells can provoke a beneficial immune reaction

Medicine & Health / Other

created Aug 21, 2008 | popularity 5 / 5 (2) | comments 0

Although post-reproductive life in humans is often associated with decline and a loss of powers, an analogous state in certain cells -- called senescence -- is proving to be one of ironic potency. Scientists at Cold Spring ...





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Plastics component affects intestine: study

Medicine & Health / Health

created 5 hours ago | popularity 5 / 5 (4) | comments 0

The chemical Bisphenol A used in plastic containers and drinks cans has been shown for the first time to affect the functioning of the intestines, according to a French study published Monday.


Rain or Shine? Computer Models How Brain Cells Reach a Decision

Medicine & Health / Neuroscience

created 6 hours ago | popularity not rated yet | comments 0

(PhysOrg.com) -- Yale University researchers have devised a computer model to explain how the brain makes decisions based on statistical probabilities-as, for instance, when a doctor makes a diagnosis based on several conflicting ...


Study strengthens link between sirtuins and life extension

Study strengthens link between sirtuins proteins and life extension

Medicine & Health / Research

created 6 hours ago | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- A new paper from MIT biology professor Leonard Guarente strengthens the link between longevity proteins called sirtuins and the lifespan-extending effects of calorie restriction.


DC-SCRIPT found to have prognostic value in breast cancer

Medicine & Health / Cancer

created 8 hours ago | popularity not rated yet | comments 0

DC-SCRIPT, or dendritic cell-specific transcript, is a key regulator of nuclear receptor activity that may have prognostic value in breast cancer, according to a new study published online December 14 in the Journal of th ...


New protein key for cell proliferation identified

Chemistry / Biochemistry

created 8 hours ago | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- Researchers at McGill University have identified a protein that plays a key role in cell proliferation and is likely to promote cancer development. The work may lead to the development of new diagnostic tools ...


Scientists uncover protective mechanism against liver cancer

Medicine & Health / Cancer

created 8 hours ago | popularity not rated yet | comments 0

A team of scientists from the UC San Diego School of Medicine and Osaka University in Japan have identified a protein switch that helps prevent liver damage, including inflammation, fibrosis and cancer. The findings suggest ...


'Rock-breathing' bacteria could generate electricity and clean up oil spills

Biology / Cell & Microbiology

created 9 hours ago | popularity 3 / 5 (2) | comments 1

A discovery by scientists at the University of East Anglia (UEA) could contribute to the development of systems that use domestic or agricultural waste to generate clean electricity.


Study points way to development of drugs for deadly childhood leukemia

Medicine & Health / Cancer

created 9 hours ago | popularity not rated yet | comments 0

A new study could point the way to the development of better drugs to fight a deadly form of childhood leukemia called mixed-lineage leukemia (MLL).


Nanoprobes hit targets in tumors, could lessen chemo side effects

Nanotechnology / Bio & Medicine

created 9 hours ago | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- Tiny nanoprobes have shown to be effective in delivering cancer drugs more directly to tumor cells - mitigating the damage to nearby healthy cells - and Purdue University research has shown that the nanoprobes ...


A new kind of micro-mobility: Moving tiny particles using magnetic fields

A new kind of micro-mobility: Moving tiny particles using magnetic fields (w/ Video)

Physics / General Physics

created 9 hours ago | popularity 5 / 5 (1) | comments 0

A new microscopic system devised by researchers in MIT's department of materials science and engineering could provide a novel method for moving tiny objects inside a microchip, and could also provide new ...



List of search results for senescent cells