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

What is an Electrochemical Gradient?

What is an Electrochemical Gradient?

Adenosine triphosphate, or ATP, is considered the primary energy source in cells. However, energy can also be stored in the electrochemical gradient of an ion across the plasma membrane, which is determined by two factors: its chemical and electrical gradients.
The chemical gradient relies on differences in the abundance of a substance on the outside versus the inside of a cell and flows from areas of high to low ion concentration. In contrast, the electrical gradient revolves around an...

Mechanism of Breathing I: Inspiration

Mechanism of Breathing I: Inspiration

Introduction to Inspiration: The Respiratory System in Action
The respiratory system, an essential network for breathing, comprises the conducting and respiratory zones, each playing a crucial role in the overall process of respiration. Let us explore the detailed mechanism of inspiration, or inhalation, which is the first phase of the respiratory cycle.
Pathway of Air during Inspiration
During inspiration, air enters our body through the nose or mouth and moves through the conducting zone,...

Interfacial Electrochemical Methods: Overview

Interfacial Electrochemical Methods: Overview

Interfacial electrochemical methods focus on the phenomena occurring at the boundary between an electrode and a solution, as opposed to bulk methods that concentrate on the solution's overall properties. These interfacial methods are classified as either static or dynamic based on the presence of a nonzero current in the electrochemical cell and the consistency of analyte concentrations. Static methods, such as potentiometry, measure the cell's potential without any significant current...

Electrochemical Gradient and Channel Proteins: An Overview

Electrochemical Gradient and Channel Proteins: An Overview

An electrochemical gradient is a fundamental concept in biology and chemistry. It regulates the movement of ions across cell membranes. This movement is influenced by two factors:
The electrical gradient: The electrical gradient across cell membranes refers to the difference in electric charge between the inside and outside of a cell. This difference drives the movement of ions towards or away from the cells. For instance, if the inside of the cell is more negatively charged relative to...

Secondary Active Transport

Secondary Active Transport

One example of how cells use the energy contained in electrochemical gradients is demonstrated by glucose transport into cells. The ion vital to this process is sodium (Na+), which is typically present in higher concentrations extracellularly than in the cytosol. Such a concentration difference is due, in part, to the action of an enzyme “pump” embedded in the cellular membrane that actively expels Na+ from a cell. Importantly, as this pump contributes to the high concentration of...

Social Loafing

Another way in which a group presence can affect performance is social loafing—the exertion of less effort by a person working together with a group. Social loafing occurs when our individual performance cannot be evaluated separately from the group. Thus, group performance declines on easy tasks (Karau & Williams, 1993). Essentially individual group members loaf and let other group members pick up the slack. Because each individual’s efforts cannot be evaluated,...

You might also read

Related Articles

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

Sort by

Same author

A symbiotic skin hydrogel interface enabled by flexible hydrogel network with embedded enhancement structure.

Nature communications·2026

Same author

Exploring serum GFAP and UCH-L1 levels in children with global developmental delay: associations with language impairment and widened extracerebral spaces.

European child & adolescent psychiatry·2026

Same author

A Multi-Indicator Fusion-Based Technique for the Identification of Acoustic Emission Signals During Rock Failure.

Sensors (Basel, Switzerland)·2026

Same author

Passive OPM-MEG paradigm reveals altered brain network organization in children with DLD.

iScience·2026

Same author

Epigallocatechin-3-gallate suppresses Hepatitis B virus replication through activating the AMPK/TFEB pathway to promote autophagic degradation of viral core protein.

Chinese journal of natural medicines·2026

Same author

Atypical Resting-State and Task-Evoked EEG Signatures in Children with Developmental Language Disorder.

Bioengineering (Basel, Switzerland)·2026

Search research articles

Related Experiment Video

Updated: Jan 21, 2026

Bacterial Detection & Identification Using Electrochemical Sensors

Bacterial Detection & Identification Using Electrochemical Sensors

Published on: April 23, 2013

Rhinophore bio-inspired stretchable and programmable electrochemical sensor.

Shuqi Wang¹, Chunyan Qu¹, Lin Liu²

¹i-Lab, and Key Laboratory of Multifunctional Nanomaterials and Smart Systems, Suzhou Institute of Nano-Tech and Nano-Bionics (SINANO), Chinese Academy of Sciences (CAS), 398 Ruoshui Road, Suzhou, Jiangsu, 215123, PR China.

Biosensors & Bioelectronics

|July 22, 2019

Summary

This summary is machine-generated.

This study introduces a stretchable electrochemical sensor inspired by marine mollusks, offering tunable glucose detection for diverse applications. The bionic sensor mimics natural sensory organs for advanced chemical tracking.

Keywords:

Bio-inspired Glucose sensor Programmable sensitivity Rhinophore Stretchable sensor

More Related Videos

Bio-inspired Polydopamine Surface Modification of Nanodiamonds and Its Reduction of Silver Nanoparticles

Bio-inspired Polydopamine Surface Modification of Nanodiamonds and Its Reduction of Silver Nanoparticles

Published on: November 14, 2018

A Fabrication Method for Highly Stretchable Conductors with Silver Nanowires

A Fabrication Method for Highly Stretchable Conductors with Silver Nanowires

Published on: January 21, 2016

Related Experiment Videos

Last Updated: Jan 21, 2026

Bacterial Detection & Identification Using Electrochemical Sensors

Bacterial Detection & Identification Using Electrochemical Sensors

Published on: April 23, 2013

Bio-inspired Polydopamine Surface Modification of Nanodiamonds and Its Reduction of Silver Nanoparticles

Bio-inspired Polydopamine Surface Modification of Nanodiamonds and Its Reduction of Silver Nanoparticles

Published on: November 14, 2018

A Fabrication Method for Highly Stretchable Conductors with Silver Nanowires

A Fabrication Method for Highly Stretchable Conductors with Silver Nanowires

Published on: January 21, 2016

Area of Science:

Bionics and Sensor Technology
Materials Science
Electrochemistry

Background:

Marine mollusks possess rhinophore organs for tunable chemosensing, enabling far/near-field detection and source orientation.
Current artificial biochemical sensors lack tunable sensing modalities, limiting their application scope.
Mimicking the rhinophore's structure and function is key to developing advanced artificial sensory systems.

Purpose of the Study:

To develop a stretchable electrochemical sensor with programmable electro-catalytic performance for glucose detection.
To investigate the influence of strain on sensor sensitivity and modality.
To replicate bio-inspired sensory functions for chemical detection and source localization.

Main Methods:

Fabrication of a stretchable bionic sensor using an elastic fiber with a regulated gold nanomembrane.
Utilizing geometrical design and covalent bonding for mechanical and electrical stability.
Conducting electrochemical tests to evaluate sensor performance under varying strain states (0% to 150%).

Main Results:

Sensor sensitivity showed a linear relationship with strain, from 0% to 150%.
Achieved high sensitivity (195.4 μA mM⁻¹) at 150% strain for low glucose concentrations (8-206 μM), suitable for far-field detection.
Demonstrated lower sensitivity (14.2 μA mM⁻¹) at 0% strain for high glucose concentrations (10-100 mM), suitable for near-field detection.
Sensor extension enhanced response signals, enabling molecule source direction detection.

Conclusions:

The developed stretchable bionic sensor successfully mimics the tunable sensing capabilities of natural rhinophores.
Programmable electro-catalytic performance based on strain regulation offers versatile glucose detection.
Potential applications include wearable devices, robotics, and smart chemical tracking systems requiring multi-modal sensing.