USMAN, Jafar; ABUBAKAR GUSAU, Muazu; ABUBAKAR, Ibrahim; HUSSAINI, Salisu. Mutation in the Quinolone Resistance-Determining Region (QRDR) of the gyrA Gene in Ciprofloxacin-Resistant Staphylococcus aureus: Quinolone Resistance-Determining Region (QRDR) of the gyrA Gene. Journal of Biological Research and Biotechnology, Nigeria, v. 24, n. 1, p. 490–496, 2026. DOI: 10.4314/br.v24i1.23. Disponível em: https://bio-research.com.ng/index.php/home/article/view/432.. Acesso em: 15 jun. 2026.