Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Lipoxygenase and Xanthine Oxidase Inhibition and Antioxidant Potential of Fractions Obtained by Multistep Extraction of Artist's Bracket (<i>Ganoderma applanatum</i> (Pers.) Pat.) and Red-Belted Bracket (<i>Fomitopsis pinicola</i> (Sw.) P. Karst.).

Antioxidants (Basel, Switzerland)·2026
Same author

Potentiometric Bipolar Batteries for Ion Sensing. 3D Printed Comb Sensors.

ACS omega·2026
Same author

On the mechanism of Nile blue and Nile red interactions within the ion-selective membrane.

Talanta·2026
Same author

Persistent Postpartum Pain After Elective Cesarean Section Is Not Only Persistent Postsurgical Pain-A Retrospective Study.

Healthcare (Basel, Switzerland)·2025
Same author

"Turn on" fluorescence sensors sensitive to volatile organic solvents/plasticizers -perspective and challenges.

Frontiers in chemistry·2025
Same author

Maternal and neonatal outcomes following French Ambulatory Cesarean Section (FAUCS): preliminary results of a prospective study.

Ginekologia polska·2025

Related Experiment Video

Updated: Dec 9, 2025

Photodiode-Based Optical Imaging for Recording Network Dynamics with Single-Neuron Resolution in Non-Transgenic Invertebrates
10:18

Photodiode-Based Optical Imaging for Recording Network Dynamics with Single-Neuron Resolution in Non-Transgenic Invertebrates

Published on: July 9, 2020

3.2K

Ion-selective reversing aggregation-caused quenching - Maximizing optodes signal stability.

Anna Kisiel1, Barbara Baniak1, Krzysztof Maksymiuk1

  • 1Faculty of Chemistry, University of Warsaw, Pasteura 1, 02-093, Warsaw, Poland.

Talanta
|September 15, 2020
PubMed
Summary

This study introduces a novel optical sensing mechanism for ion-selective optodes using nanostructural sensors. These sensors provide bright, stable, turn-on optical signals for detecting analytes like calcium.

Keywords:
Aggregation caused quenchingIon-selective de-aggregationIon-selective optodes

More Related Videos

Desensitization and Recovery of Crayfish Photoreceptors Upon Delivery of a Light Stimulus
06:43

Desensitization and Recovery of Crayfish Photoreceptors Upon Delivery of a Light Stimulus

Published on: November 9, 2019

6.9K
Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
11:08

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

19.3K

Related Experiment Videos

Last Updated: Dec 9, 2025

Photodiode-Based Optical Imaging for Recording Network Dynamics with Single-Neuron Resolution in Non-Transgenic Invertebrates
10:18

Photodiode-Based Optical Imaging for Recording Network Dynamics with Single-Neuron Resolution in Non-Transgenic Invertebrates

Published on: July 9, 2020

3.2K
Desensitization and Recovery of Crayfish Photoreceptors Upon Delivery of a Light Stimulus
06:43

Desensitization and Recovery of Crayfish Photoreceptors Upon Delivery of a Light Stimulus

Published on: November 9, 2019

6.9K
Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
11:08

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

19.3K

Area of Science:

  • Materials Science
  • Analytical Chemistry
  • Nanotechnology

Background:

  • Ion-selective optodes are crucial for chemical sensing.
  • Existing optode technologies face limitations in signal stability and sensitivity.
  • A new optical signal transduction mechanism is needed to improve optode performance.

Purpose of the Study:

  • To propose and validate an alternative optical signal transduction mechanism for ion-selective optodes.
  • To develop nanostructural sensors that exhibit enhanced optical properties.
  • To demonstrate a turn-on, bright, and highly stable optical signal responsive to analyte incorporation.

Main Methods:

  • Development of nanostructural sensors utilizing ion-selective reversing aggregation caused quenching.
  • Investigating the transformation of polymer dye from aggregate to micelle structure upon analyte incorporation.
  • Characterization of calcium-selective optodes as a model system.

Main Results:

  • The nanostructural sensors demonstrated a turn-on, bright, and highly stable optical signal.
  • Analyte incorporation induced micelle formation, leading to a significant emission increase due to reduced aggregation caused quenching.
  • The developed calcium-selective optodes showed a broad working concentration range (10^-7 to 10^-3 M) and stable signals over extended periods (days to weeks).

Conclusions:

  • The proposed mechanism offers a robust alternative for ion-selective optical sensing.
  • The nanostructural sensors provide stable and sensitive detection over a wide range of conditions.
  • This approach enhances the performance of optodes for various analytical applications.