Tying the knot: New DNA nanostructures

Knots are indispensable tools for such human activities as sailing, fishing and rock climbing, (not to mention, tying shoes). But tying a knot in a lacelike strand of DNA, measuring just billionths of a meter in length, requires ...

Single-celled architects inspire new nanotechnology

Diatoms are tiny, unicellular creatures, inhabiting oceans, lakes, rivers, and soils. Through their respiration, they produce close to a quarter of the oxygen on earth, nearly as much as the world's tropical forests. In addition ...

DNA origami more resilient than previously understood

The DNA origami technique is a widely used method for making complex, yet well-defined nanostructures, with applications in biophysics, molecular biology, as well as drug and enzyme delivery. A major challenge, however, has ...

Building miniature optical antennas using DNA as a guide

An international research collaborative has reported a new, highly parallel technique to fabricate precise metallic nanostructures with designed plasmonic properties by means of self-assembled DNA origami shapes. The so-called ...

New configuration of DNA discovered

Pulling sufficiently hard on DNA may cause it to unfold, doubling its total length. This new state of DNA is announced today by researchers from Eindhoven University of Technology (TU/e) and the Vrije Universiteit Amsterdam ...

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