News tagged with biological changes

Memory-related brain network shrinks with aging

Brain regions associated with memory shrink as adults age, and this size decrease is more pronounced in those who go on to develop neurodegenerative disease, reports a new study published Sept. 18 in the ...

Sep 20, 2013
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Fatty foods really are mood enhancers

A new study published in the August issue of the Journal of Clinical Investigation shows just why it is that people tend to turn to fatty foods in order to boost their emotional state and reduce feelings of sadness. Be it ...

Jul 27, 2011
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How do cancers become resistant to chemotherapy?

Genetic mutations in cancer cells can lead to resistance to treatment, thereby potentially resulting in relapse. However, a new article, published April 3 in the magazine section of the online, open-access journal PLoS Bi ...

Apr 03, 2012
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Reversing blood and freshening it up

The blood of young and old people differs. In an article published recently in the scientific journal Blood, a research group at Lund University in Sweden explain how they have succeeded in rejuvenating the blood of mice b ...

Mar 25, 2013
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Shape-shifting cells help skin cancer spread

(Medical Xpress)—Scientists have discovered genes that control shape changes in melanoma skin cancer cells, allowing them to wriggle free and spread around the body, according to new research published ...

Jun 10, 2013
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The path to personalized cancer treatment

In the largest study of its kind, researchers have profiled genetic changes in cancer with drug sensitivity in order to develop a personalised approach to cancer treatments. The study is published in Nature on Thursday 29 Mar ...

Mar 28, 2012
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