Asma Ashraf1, Sara Zafar2, Khizra Zahid1, Muhammad Salahuddin Shah3, Khalid A Al-Ghanim4, F Al-Misned4, Shahid Mahboob5. 1. Department of Zoology, Govt. College University, Faisalabad, Pakistan. 2. Department of Botany, Govt. College University, Faisalabad, Pakistan. 3. Animal Sciences Division, Nuclear Institute for Agriculture and Biology, Faisalabad, Pakistan. 4. Department of Zoology, College of Science, King Saud University, Riyadh, Saudi Arabia. 5. Department of Zoology, College of Science, King Saud University, Riyadh, Saudi Arabia. Electronic address: shahidmahboob60@hotmail.com.
Abstract
INTRODUCTION: Nanoparticles (NPs) have become very important owing to their various uses. In this research, an environmentally friendly biological technique was used to synthesize silver nanoparticles with Coriandrum sativum L. The objective of this research to use the source for the fabrication of silver NPs from C. sativum L., and to check the activity of the fabricated silver NPs was determined versus a couple of gram negative and a couple of gram positive bacteria in the presence of antibiotic viz. gentamicin to judge their impact. METHODOLOGY: A silver nitrate solution, which served as the reducing and capping agent, was mingled with coriander leaf extract. The solution's temperature and pH were maintained at 75°C and 8.6, respectively. The observed mean particle size (z-average) and polydispersity index were 390.2nm and 0.452, respectively. The synthesized Ag NPs were characterized using different techniques, including scanning electron microscopy (SEM), X-ray diffraction, and Fourier transmission infrared (FTIR) analysis. The globular shape of the silver nanoparticles was depicted in SEM illustrations. RESULTS: XRD data revealed the mean size of the particles was 11.9nm. The FTIR analysis showed the existence of various functional groups, including CO and OH. When their antibacterial ability was tested, it was found that the fabricated Ag NPs inhibited Bacillus subtilis, Pasteurella multocida, Enterobacter aerogenes, and Staphylococcus aureus, with a greater effect against B. subtilis and P. multocida compared to E. aerogenes and S. aureus. CONCLUSION: It has been concluded small silver NPs benefited from a higher surface area ratio, as shown by the results of experiments where smaller particles had a better bactericidal proficiency than large silver-based NPs. Silver-based NPs infiltrate bacterial cells, as well as interfere with their exterior membrane. Silver ions also have the potential to interact with bacterial DNA, inhibiting the reproductive system of the cell.
INTRODUCTION: Nanoparticles (NPs) have become very important owing to their various uses. In this research, an environmentally friendly biological technique was used to synthesize silver nanoparticles with Coriandrum sativum L. The objective of this research to use the source for the fabrication of silver NPs from C. sativum L., and to check the activity of the fabricated silver NPs was determined versus a couple of gram negative and a couple of gram positive bacteria in the presence of antibiotic viz. gentamicin to judge their impact. METHODOLOGY: A silver nitrate solution, which served as the reducing and capping agent, was mingled with coriander leaf extract. The solution's temperature and pH were maintained at 75°C and 8.6, respectively. The observed mean particle size (z-average) and polydispersity index were 390.2nm and 0.452, respectively. The synthesized Ag NPs were characterized using different techniques, including scanning electron microscopy (SEM), X-ray diffraction, and Fourier transmission infrared (FTIR) analysis. The globular shape of the silver nanoparticles was depicted in SEM illustrations. RESULTS: XRD data revealed the mean size of the particles was 11.9nm. The FTIR analysis showed the existence of various functional groups, including CO and OH. When their antibacterial ability was tested, it was found that the fabricated Ag NPs inhibited Bacillus subtilis, Pasteurella multocida, Enterobacter aerogenes, and Staphylococcus aureus, with a greater effect against B. subtilis and P. multocida compared to E. aerogenes and S. aureus. CONCLUSION: It has been concluded small silver NPs benefited from a higher surface area ratio, as shown by the results of experiments where smaller particles had a better bactericidal proficiency than large silver-based NPs. Silver-based NPs infiltrate bacterial cells, as well as interfere with their exterior membrane. Silver ions also have the potential to interact with bacterial DNA, inhibiting the reproductive system of the cell.
Authors: Md Abdullah Al Mashud; Md Moinuzzaman; Md Shamim Hossain; Sabbir Ahmed; Galib Ahsan; Abu Reza; Robayet Bin Anwar Ratul; Md Helal Uddin; Md Abdul Momin; Mohammad Abu Hena Mostofa Jamal Journal: Heliyon Date: 2022-07-09
Authors: Miryam M Luzala; Claude K Muanga; Joseph Kyana; Justin B Safari; Eunice N Zola; Grégoire V Mbusa; Yannick B Nuapia; Jean-Marie I Liesse; Christian I Nkanga; Rui W M Krause; Aistė Balčiūnaitienė; Patrick B Memvanga Journal: Nanomaterials (Basel) Date: 2022-05-27 Impact factor: 5.719
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