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.

Sandia work shows live cells influence growth of nanostructures

Far above the heads of Earthlings, arrays of single-cell creatures are circling Earth in nanostructures. The sample devices are riding on the International Space Station (courtesy of Sandia National Laboratories and the University ...

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 to ...

Brewing possibilities: Using caffeine to edit gene expression

What if a cup of coffee could help treat cancer? Researchers at the Texas A&M Health Institute of Biosciences and Technology believe it's possible. By combining caffeine with the use of CRISPR—a gene-editing tool known as ...

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