Breakthrough in Nanotechnology: Detecting Sotalol with Silver Nanoparticles

Strategic Insights -

Researchers from Tabriz University of Medical Sciences have made a groundbreaking discovery in the field of nanotechnology, developing an innovative optical sensor using silver nanoparticles to detect the antiarrhythmic drug sotalol in human blood plasma. This breakthrough has the potential to revolutionize point-of-care diagnostics and on-site drug monitoring, providing a reliable alternative to conventional lab-dependent analytical methods.

Key Takeaways:

  • The sensor uses silver nanoparticles (AgNPs) and parafilm (PF) to detect sotalol in human blood plasma with a low limit of quantification of 1 μM and a linear range of 0.001 to 20 mM.
  • The selectivity of the sensor was validated in the presence of potentially interfering cardiovascular drugs, demonstrating its reliability and accuracy.
  • The sensor offers a rapid analysis time of 5 minutes, making it suitable for point-of-care diagnostics.
  • The use of silver nanoparticles and parafilm micro-plates decorated by AgNPs provides a cost-effective and portable approach to detecting sotalol.
  • The research concludes that this sensor holds significant potential for detecting sotalol in blood plasma, offering a reliable alternative to conventional analytical methods.

Statistics:

  • Limit of quantification: 1 μM
  • Linear range: 0.001 to 20 mM
  • Analysis time: 5 minutes
  • Number of authors: 6 (Mohammad Hasanzadeh, Milad Baghal Behyar, Farnaz Bahavarnia, Azadeh Nilghaz, Nasrin Shadjou)
  • Financial support: Tabriz University of Medical Sciences
  • Publication: RSC Advances, 2025;15(16):12321-12330

Sources:

  • Opto-sensing of Sotalol Using Parafilm and Poly(Methyl Methacrylate) Micro-plates Decorated By Silver Nanoparticles: State-of-the-art for One-drop Pharmaceutical Analysis. RSC Advances, 2025;15(16):12321-12330.
  • Hematology Week. May 12, 2025; p 2165.