News tagged with biological mechanisms

Gene variants found to affect human lifespan

By broadly comparing the DNA of children to that of elderly people, gene researchers have identified gene variants that influence lifespan, either by raising disease risk or by providing protection from disease.

Feb 04, 2013
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New target for treating wide spectrum of cancers

(Medical Xpress)—UC Irvine biologists, chemists and computer scientists have identified an elusive pocket on the surface of the p53 protein that can be targeted by cancer-fighting drugs. The finding heralds a new treatment ...

Jan 31, 2013
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Cancer biology: Keeping bad company

The p53 tumor suppressor protein manages DNA repair mechanisms in response to genetic damage and kills off precancerous cells before they multiply. The loss of p53 due to mutation greatly increases risk of ...

Jan 16, 2013
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New study finds key mechanism in calcium regulation

All living cells keep their cellular calcium concentration at a very low level. Since a small increase in calcium can affect many critical cellular functions (an elevated calcium concentration over an extended period can ...

Jan 03, 2013
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