Journal: Research
Article Title: Overcoming Methicillin-Resistant Staphylococcus aureus Infections by Disrupting Membrane Integrity and Inducing DNA Degradation with a Dual-Mechanism Fluorescent Phenanthro[9,10-d]imidazole Molecule
doi: 10.34133/research.1242
Figure Lengend Snippet: (A) Time-kill kinetics of 9b against MRSA-4. (B) Bacterial resistance study of 9b against S. aureus ATCC 29213. Data are presented as means ± SD ( n = 3 biological replicates). (C) Excitation (ex) and emission (em) spectra of 9b in NaCl, phosphate-buffered saline (PBS), and dimethyl sulfoxide (DMSO) (10 μM). (D) Fluorescence intensity of 9b after treatment of S. aureus ATCC 29213 ( λ ex = 251 nm). (E) Plot of fluorescence intensity at 435 nm against incubation time (0 to 180 min). (F) Fluorescence intensity of 8b after treatment of S. aureus ATCC 29213 ( λ ex = 251 nm). a.u., arbitrary units.
Article Snippet: To evaluate its bactericidal properties, we first investigated the time-kill kinetics against S. aureus ATCC 29213 and clinical MRSA isolates.
Techniques: Saline, Fluorescence, Incubation