Bio & Medicine news

Stretching DNA Yields Surprise

Most of us are familiar with the winding staircase image of DNA, the repository of a biological cell's genetic information. But few of us realize just how tightly that famous double helix is wound.

dateAug 08, 2006 in Bio & Medicine
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Quantum Dots Pose Minimal Impact to Cells

Nano-sized fluorescent probes that can slip inside living cells and elucidate life’s most fundamental processes, or track the effectiveness of cancer-fighting drugs, are barely noticed by the cells they enter, according ...

dateJul 18, 2006 in Bio & Medicine
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