Biosystems
Proteins Feel the Pinch with DNA Nanotweezers

Proteins Feel the Pinch with DNA Nanotweezers

In a study published in the new journal Advanced Biosystems, scientists from the University of Hong Kong demonstrated that it is possible to use a DNA aptamer split across a tweezer such that the presence of the target protein triggers the DNA tweezer mechanism.

Gecko inspires pick-and-place gripper

Gecko inspires pick-and-place gripper

Cross-linked networks of liquid crystal polymers (LCNs) are used to regulate adhesion through stimuli responsive back-scrolling and self-peeling, to design a multi-legged gecko gripper.