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 Experiment Videos

Shape-adaptable water-soluble conjugated polymers.

Bin Liu1, Shu Wang, Guillermo C Bazan

  • 1Department of Chemistry, Institute for Polymers and Organic Solids, University of California, Santa Barbara, California 93106, USA.

Journal of the American Chemical Society
|October 30, 2003
PubMed
Summary
This summary is machine-generated.

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

Theoretical and Experimental Assessment of the Absorption and Dual Emission of Benzobisthiadiazole Conjugated Oligoelectrolyte Probes.

The journal of physical chemistry letters·2025
Same author

Near-infrared photodetection and time-resolved photocurrents in cadmium arsenide heterojunctions.

Optics letters·2024
Same author

Conjugated Oligoelectrolytes for Long-Term Tumor Tracking with Incremental NIR-II Emission.

Advanced materials (Deerfield Beach, Fla.)·2022
Same author

Efficiency of Thermally Activated Delayed Fluorescence Sensitized Triplet Upconversion Doubled in Three-Component System.

Advanced materials (Deerfield Beach, Fla.)·2021
Same author

Experimental and theoretical study of energy transfer in a chromophore triad: What makes modeling dynamics successful?

The Journal of chemical physics·2020
Same author

Selection, drift, and constraint in cypridinid luciferases and the diversification of bioluminescent signals in sea fireflies.

Molecular ecology·2020
Same journal

A Ni-Mediated Cross-Coupling Approach to Deuterated <sup>18</sup>F- Fluoromethylated (Hetero)arenes.

Journal of the American Chemical Society·2026
Same journal

Efficient Light-Driven CO<sub>2</sub> Capture and Reversible Release Enabled by Metastable Photoacid-Decorated Metal-Organic Frameworks.

Journal of the American Chemical Society·2026
Same journal

In Situ Raman Spectroscopy Reveals the Dynamic Evolution and Ethanol Dependence of SEI Structure in Li-Mediated N<sub>2</sub> Reduction Reaction.

Journal of the American Chemical Society·2026
Same journal

Solvent Esterification and Stoichiometric Control in Ambient-Grown FAPbI<sub>3</sub> Single-Crystal Solar Cells.

Journal of the American Chemical Society·2026
Same journal

Unlocking Azulene Functionalization via Strain-Induced Azulyne Intermediates.

Journal of the American Chemical Society·2026
Same journal

An Oxazine-Locked Covalent Organic Framework by a Tandem Pinner/Schiff Base Reaction for Hydrogen Peroxide Photosynthesis.

Journal of the American Chemical Society·2026
See all related articles

Flexible cationic conjugated polymers were synthesized for DNA interaction studies. These water-soluble polymers demonstrate efficient energy transfer and better binding with DNA, suggesting potential applications in molecular biology.

Area of Science:

  • Polymer Chemistry
  • Materials Science
  • Biophysical Chemistry

Background:

  • Conjugated polymers are crucial in optoelectronics and biological applications.
  • Designing water-soluble polymers with controlled flexibility is key for biomolecular interactions.

Purpose of the Study:

  • To synthesize novel cationic water-soluble conjugated polymers.
  • To investigate the influence of polymer structure on energy transfer and DNA binding.

Main Methods:

  • Suzuki coupling condensation polymerization to create polymers with varying meta/para linkages.
  • Absorption and fluorescence spectroscopy to study energy transfer mechanisms.
  • Förster Resonance Energy Transfer (FRET) experiments to assess DNA interaction.

Related Experiment Videos

Main Results:

  • Synthesized cationic water-soluble conjugated polymers (MnPm+) with tunable flexibility.
  • Demonstrated efficient interchain and intrachain energy transfer within the polymers.
  • Flexible polymers showed enhanced FRET efficiency with fluorescein-labeled DNA and ethidium bromide, indicating better spatial registry.

Conclusions:

  • Polymer flexibility significantly impacts energy transfer and DNA binding.
  • The synthesized flexible conjugated polymers exhibit improved interaction with DNA's secondary structure.
  • These findings suggest potential for these polymers in DNA-related applications.