Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Mechanism of Lamellipodia Formation

Mechanism of Lamellipodia Formation

Cells migrating in response to external stimuli form lamellipodia, which are thin membrane protrusions supported by a mesh of linked, branched, or unbranched actin filaments. These actin filaments interact with myosin motor proteins, creating the dynamic actomyosin complex within the cytoskeleton. Contractility, or the ability to generate contractile stress, is inherent to the actomyosin complex. It helps cells detect the stiffness of the surrounding ECM and exert contractile force for...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Active contacts control sliding friction.

Proceedings of the National Academy of Sciences of the United States of America·2025

Same author

Stability and agility trade-offs in spring-wing systems.

Bioinspiration & biomimetics·2024

Same author

Moth resonant mechanics are tuned to wingbeat frequency and energetic demands.

Proceedings. Biological sciences·2024

Same author

Bridging two insect flight modes in evolution, physiology and robophysics.

Nature·2023

Same author

The bumpy road ahead: the role of substrate roughness on animal walking and a proposed comparative metric.

The Journal of experimental biology·2023

Same author

Going against the flow: bumblebees prefer to fly upwind and display more variable kinematics when flying downwind.

The Journal of experimental biology·2023

Same journal

Erratum for the Research Article "Assessing the health risks of rice cadmium content standards in China" by H. Chu <i>et al</i>.

Science advances·2026

Same journal

Erratum for the Research Article "Developmental regulation of Erk signaling by mitotic kinases" by F. Chen <i>et al</i>.

Science advances·2026

Same journal

Magnetically levitated metasurface enabling tangible and bidirectional human-machine interaction.

Science advances·2026

Same journal

A general photoinduced manganese-catalyzed platform for the sequential difunctionalization of [1.1.1]propellane.

Science advances·2026

Same journal

Turning sound and force into light with AlN:Mn<sup>2+</sup> mechanoluminescence.

Science advances·2026

Same journal

Extreme dominance of Earth-origin heavy ions in the intense ring current near the Earth during the May 2024 super geomagnetic storm.

Science advances·2026

See all related articles

Search research articles

Related Experiment Video

Updated: May 15, 2025

Design and Fabrication of an Elastomeric Unit for Soft Modular Robots in Minimally Invasive Surgery

Design and Fabrication of an Elastomeric Unit for Soft Modular Robots in Minimally Invasive Surgery

Published on: November 14, 2015

Grasping and rolling in-plane manipulation using deployable tape spring appendages.

Gengzhi He¹, Curtis Sparks¹, Nick Gravish¹

¹Department of Mechanical and Aerospace Engineering, University of California San Diego, 9500 Gilman Dr., La Jolla, CA 92093, USA.

Science Advances

|April 9, 2025

Summary

This summary is machine-generated.

Researchers developed bidirectional tape spring fingers for robot manipulators, enabling long reach and compact storage. This innovation allows for versatile object manipulation and safer, softer contact in challenging environments.

More Related Videos

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Published on: February 4, 2013

Fabrication of Soft Pneumatic Network Actuators with Oblique Chambers

Fabrication of Soft Pneumatic Network Actuators with Oblique Chambers

Published on: August 17, 2018

Related Experiment Videos

Last Updated: May 15, 2025

Design and Fabrication of an Elastomeric Unit for Soft Modular Robots in Minimally Invasive Surgery

Design and Fabrication of an Elastomeric Unit for Soft Modular Robots in Minimally Invasive Surgery

Published on: November 14, 2015

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Published on: February 4, 2013

Fabrication of Soft Pneumatic Network Actuators with Oblique Chambers

Fabrication of Soft Pneumatic Network Actuators with Oblique Chambers

Published on: August 17, 2018

Area of Science:

Robotics
Materials Science
Mechanical Engineering

Background:

Rigid robot arms have limitations in balancing reach distance with compact storage.
Deployable structures, like tape springs, offer a potential solution to this tradeoff.

Purpose of the Study:

To develop novel bidirectional tape spring "fingers" for robotic manipulation.
To integrate these fingers into a robot manipulator for enhanced functionality.

Main Methods:

Development of bidirectional tape spring fingers with high buckling strength.
Integration of fingers into a robot manipulator named GRIP-tape (Grasping and Rolling In Planar configurations).
Exploration of continuum kinematics for diverse manipulation capabilities.

Main Results:

The developed fingers can be spooled into a compact state and unspooled for object manipulation.
The GRIP-tape manipulator demonstrated capabilities in translation, rotation, twisting, and multi-object conveyance.
The fingers exhibit dual properties of stiffness and softness, ensuring collision safety and soft contact.

Conclusions:

Bidirectional tape spring fingers resolve the reach vs. storage tradeoff in robot arms.
The GRIP-tape manipulator offers advanced manipulation capabilities with inherent safety.
Deployable tape spring structures are promising for robotic applications in cluttered or remote environments.