Silica-Coated Liposomes for Insulin Delivery

Figure 5

(a) Confocal micro Raman spectra of bovine insulin powder and silica coated PC nanosphere encapsulated with insulin (200–1000 cm⁻¹). (b) Confocal micro Raman spectra of bovine insulin powder and silica coated PC nanosphere encapsulated with insulin (1000–1800 cm⁻¹).

(a)

(b)