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

Negative and zero linear compressibility in copper dicyanamide and tricyanomethanide.

Chemical science·2026
Same author

Integrating multi-omics data to resolve patterns of ion channel regulation in melanoma and predict tumor treatment response.

Clinical and experimental medicine·2025
Same author

Identification of druggable targets in melanoma by multi-omics Mendelian randomization integrated with transcriptomic and spatial analysis.

Frontiers in genetics·2025
Same author

Unveiling the Role of Guanidinium for Enhanced Charge Extraction in Inverted Perovskite Solar Cells.

ACS energy letters·2025
Same author

Colossal Negative Area Compressibility in the Ferroelastic Framework Cu(tcm).

Journal of the American Chemical Society·2025
Same author

Metformin use in prediabetes: A review of evidence and a focus on metabolic features among peri-menopausal women.

Diabetes, obesity & metabolism·2025

Related Experiment Video

Updated: Apr 21, 2026

Combining QD-FRET and Microfluidics to Monitor DNA Nanocomplex Self-Assembly in Real-Time
14:36

Combining QD-FRET and Microfluidics to Monitor DNA Nanocomplex Self-Assembly in Real-Time

Published on: August 26, 2009

13.4K

DNA-programmed dynamic assembly of quantum dots for molecular computation.

Xuewen He1, Zhi Li, Muzi Chen

  • 1The Key Lab of Health Chemistry and Molecular Diagnosis of Suzhou, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, 199 Ren'ai Road, Suzhou, 215123 (P.R. China).

Angewandte Chemie (International Ed. in English)
|October 30, 2014
PubMed
Summary

Researchers developed DNA-programmed quantum dot (QD) systems for molecular computing. This breakthrough enables the creation of logic gates and circuits for advanced biocomputing applications.

Keywords:
DNAbiocomputinglogic gatesmolecular computationquantum dots

More Related Videos

Production and Targeting of Monovalent Quantum Dots
10:16

Production and Targeting of Monovalent Quantum Dots

Published on: October 23, 2014

26.4K
Compact Quantum Dots for Single-molecule Imaging
17:14

Compact Quantum Dots for Single-molecule Imaging

Published on: October 9, 2012

17.5K

Related Experiment Videos

Last Updated: Apr 21, 2026

Combining QD-FRET and Microfluidics to Monitor DNA Nanocomplex Self-Assembly in Real-Time
14:36

Combining QD-FRET and Microfluidics to Monitor DNA Nanocomplex Self-Assembly in Real-Time

Published on: August 26, 2009

13.4K
Production and Targeting of Monovalent Quantum Dots
10:16

Production and Targeting of Monovalent Quantum Dots

Published on: October 23, 2014

26.4K
Compact Quantum Dots for Single-molecule Imaging
17:14

Compact Quantum Dots for Single-molecule Imaging

Published on: October 9, 2012

17.5K

Area of Science:

  • Biotechnology
  • Nanotechnology
  • Molecular Computing

Background:

  • Quantum dots (QDs) are widely used in biosensing and bioimaging.
  • However, QD-based bio-interfaceable and reconfigurable molecular computing systems remain unrealized.

Purpose of the Study:

  • To construct a novel class of fluorescence resonance energy transfer (FRET)-based quantum dot computing systems.
  • To demonstrate the feasibility of DNA-programmed dynamic assembly for creating these systems.

Main Methods:

  • Utilized DNA-programmed dynamic assembly of multi-color quantum dots.
  • Engineered binary and ternary QD complexes operated by strand displacement reactions.
  • Integrated logic gates into a half-adder circuit for molecular computation.

Main Results:

  • Successfully realized a complete set of seven elementary logic gates (OR, AND, NOR, NAND, INH, XOR, XNOR).
  • Demonstrated the integration of these logic gates into a functional half-adder circuit.
  • Showcased the versatility and straightforward nature of the QD assembly strategy for logical operations.

Conclusions:

  • The presented DNA-programmed QD assembly strategy offers a versatile platform for molecular computing.
  • This approach paves the way for developing quantum dot-biocomputing-based intelligent molecular diagnostics.
  • The realization of logic gates and circuits marks a significant step towards advanced QD-based biocomputers.