Figure 5.
DIC (a) and SEM (b) images of the optimized HbNPs formulation. FTIR (c) and CD (d) spectra of PLGA-NPs, free Hb and the optimized HbNPs. The HbNPs were prepared using 75 mg mL−1 Hb, 3 mg mL−1 PLGA, and 0.5% PVA.
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