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Kumoh National Institute of Technology

2 ARTICLES PUBLISHED IN JoVE

Bioengineering

Preparation of Zinc Oxide Nanoparticles and the Evaluation of their Antibacterial Effects

Jongjun Park^*1, Gahyun Lee^*1, Yonghyun Choi^1,2,3, Jiwon Kim¹, Seongeun Park¹, Hee-Young Lee⁴, Jonghoon Choi^1,2

¹School of Integrative Engineering, Chung-Ang University, ²Feynman Institute of Technology, Nanomedicine Corporation, ³Department of Chemical Science and Engineering, Tokyo Institute of Technology, ⁴Department of Chemical Engineering, Kumoh National Institute of Technology

In this study, zinc oxide nanoparticles were synthesized using a precipitation method. The antibacterial effect of the synthesized particles was tested against multidrug-resistant methicillin-resistant Staphylococcus aureus (MRSA) and Pseudomonas aeruginosa bacterial strains.

Fabrication of Antibacterial Graphene Oxide/Copper Nanocomposites

Jiwon Kim¹, Jongjun Park¹, Seongeun Park¹, Yonghyun Choi^1,2,3, Hee-Young Lee⁴, Jonghoon Choi^1,2

Herein, we introduce graphene oxide/copper (GO/Cu) nanocomposites as an antibacterial nanomaterial. The antibacterial effectiveness of the GO/Cu nanocomposites was evaluated against both antibiotic-resistant gram-positive and gram-negative bacteria.