Inhibition of Bacterial Adhesion using Calcium Phosphate Microspheres Loaded with Protamine : Figure 4

Figure 4: XPS survey spectra of CPMs, protamine-loaded CPMs, and protamine. XPS wide spectra of CPMs (0), CPMs (1000) and protamine (a). XPS narrow spectra of N1s for CPMs (0) and CPMs (1000) (b).