Archive: 04/30/2012

Risk factors may inform breast cancer screening

Choosing when to start regular breast cancer screening is a complicated decision for individual women and their providers. For most women, increasing age is the biggest risk factor for breast cancer, which is much more common ...

Apr 30, 2012
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High-strength silk scaffolds improve bone repair

Biomedical engineers at Tufts University's School of Engineering have demonstrated the first all-polymeric bone scaffold material that is fully biodegradable and capable of providing significant mechanical support during ...

Apr 30, 2012
popularity 5 / 5 (1) | comments 0 | with audio podcast

How human cells 'hold hands'

University of Iowa biologists have advanced the knowledge of human neurodevelopmental disorders by finding that a lack of a particular group of cell adhesion molecules in the cerebral cortex -- the outermost layer of the ...

Apr 30, 2012
popularity 5 / 5 (2) | comments 1 | with audio podcast

Bilingualism fine-tunes hearing, enhances attention

A Northwestern University study that will be published in the Proceedings of the National Academy of Sciences (PNAS) provides the first biological evidence that bilinguals' rich experience with language in essence "fine-tunes" ...

Apr 30, 2012
popularity 5 / 5 (2) | comments 0 | with audio podcast

Pesticide exposure linked to brain changes: study

When pregnant women are exposed to moderate levels of a common pesticide, their children may experience lasting changes in brain structure linked to lower intelligence, a US study said Monday.

Apr 30, 2012
popularity 5 / 5 (3) | comments 0