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Expression of Concern: Statistical optimization of photo-induced biofabrication of silver nanoparticles using the cell extract of Oscillatoria limnetica: insight on characterization and antioxidant potentiality

Rasha A. Abo-Elmagda, Mervat H. Husseina, Ragaa A. Hamouda*bc, Ahmed Esmail Shalan*de and Ahmed Abdelrazak*a
aBotany Department, Faculty of Science, Mansoura University, Mansoura, Egypt. E-mail: ahmed_bt@mans.edu.eg
bDepartment of Biology, Faculty of Sciences and Arts Khulais, University of Jeddah, Jeddah, Saudi Arabia. E-mail: ragaahom@yahoo.com
cDepartment of Microbial Biotechnology, Genetic Engineering & Biotechnology Research Institute, Sadat University, Sadat City, Egypt
dCentral Metallurgical Research and Development Institute (CMRDI), P.O. Box 87, Helwan, Cairo 11421, Egypt. E-mail: a.shalan133@gmail.com
eBCMaterials, Basque Center for Materials, Applications and Nanostructures, Martina Casiano, UPV/EHU Science Park, Barrio Sarriena s/n, Leioa 48940, Spain

Received 2nd November 2023 , Accepted 2nd November 2023

First published on 8th November 2023


Abstract

Expression of Concern for ‘Statistical optimization of photo-induced biofabrication of silver nanoparticles using the cell extract of Oscillatoria limnetica: insight on characterization and antioxidant potentiality’ by Rasha A. Abo-Elmagd et al., RSC Adv., 2020, 10, 44232–44246, DOI: https://doi.org/10.1039/D0RA08206F.


The Royal Society of Chemistry is publishing this expression of concern in order to alert readers that concerns have been raised regarding the reliability of the UV-vis absorption spectra in Fig. 1. An investigation is underway, and an expression of concern will continue to be associated with the article until a final outcome is reached.

Laura Fisher

2nd November 2023

Executive Editor, RSC Advances


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