El-Shiekh, R. A., M. Hassan, R. A. Hashem, and E. Abdel-Sattar, "Bioguided Isolation of Antibiofilm and Antibacterial Pregnane Glycosides from Caralluma quadrangula: Disarming Multidrug-Resistant Pathogens", Antibiotics, vol. 2021, 10(7), pp. 811, 2021.
Salem, M. A., R. A. El-Shiekh, R. A. Hashem, and M. Hassan, "In vivo Antibacterial Activity of Star Anise (Illicium verum Hook.) Extract Using Murine MRSA Skin Infection Model in Relation to Its Metabolite Profile", Infection and Drug Resistance, vol. 2021:14, pp. 33-48, 2021.
Hashem, R. A., A. S. Yassin, H. H. Zedan, and M. A. Amin, "Fluoroquinolone resistant mechanisms in methicillin-resistant staphylococcus aureus clinical isolates in cairo, egypt", J Infect Dev Ctries, vol. 7, issue 11, 2012.
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