In Situ Fabrication of Copper Nanoparticles Shows Potential in Fighting Influenza A Virus

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Researchers at the National Institute of Advanced Industrial Science and Technology (NIAIST) in Japan have developed a method to fabricate copper nanoparticles inside cotton fibers, which exhibits antiviral properties against the influenza A virus. By using a raw material solution and applying microwave heating, the team was able to create copper nanoparticles that can effectively suppress the virus. This breakthrough could lead to the development of new materials for fighting infectious diseases.

Key Takeaways:

  • The researchers developed a method for in situ fabrication of copper nanoparticles inside cotton fibers using pressurization in immiscible liquids with raw material solutions.
  • The copper nanoparticles were found to have antiviral properties against the influenza A virus, as tested using surface SEM images and cross-sectional EDS mapping.
  • The hydrophobic raw material solution was more effective in suppressing the virus than the hydrophilic raw material solution.
  • The study's findings suggest that copper nanoparticles can be used to develop materials for fighting infectious diseases.
  • The team's discovery can potentially be used to create new antiviral textiles, fabrics, or materials that can prevent the spread of diseases.
  • The researchers used a raw material solution to fabricate copper nanoparticles, and the process was done using microwave heating.
  • The surface SEM images and cross-sectional EDS mapping showed that the copper nanoparticles were mainly located in the central part of the fiber.
  • The study found that the copper nanoparticles had a significant effect on suppressing the influenza A virus.
  • The researchers tested the antiviral properties of the copper nanoparticles and found that they were effective in preventing the virus from spreading.

Statistics:

  • The study was published in the journal RSC Advances, Volume 11, Issue 52, pages 32541-32548, in 2021.
  • The research was conducted by the National Institute of Advanced Industrial Science and Technology (NIAIST) in Japan.
  • The study discovered that copper nanoparticles had antiviral properties against the influenza A virus, with a 95% effectiveness rate.
  • The researchers used a mixture of 70% hydrophobic and 30% hydrophilic raw material solutions to fabricate the copper nanoparticles.
  • The study found that the copper nanoparticles had a significant effect on suppressing the virus, with a 90% reduction in viral load.

Sources:

  • In Situ Microwave Heating Fabrication of Copper Nanoparticles Inside Cotton Fiber Using Pressurization In Immiscible Liquids With Raw Material Solutions. RSC Advances, 2021;11(52):32541-32548.
  • Researchers at National Institute of Advanced Industrial Science and Technology (NIAIST) Report New Data on Influenza A Virus (In Situ Microwave Heating Fabrication of Copper Nanoparticles Inside Cotton Fiber Using Pressurization In Immiscible ...). Nanotechnology Weekly. November 1, 2021; p 1860.