A Novel Vaccine Using Nanoparticle Platform to Present Immunogenic M2e against Avian Influenza Infection

Figure 4

Circular dichroism. (a) Mono-M2e at a concentration of 0.132 mg/mL. (b) Tetra-M2e at a concentration of 0.048 mg/mL. Experiments were performed in 20 mM sodium phosphate pH 7.5, 150 mM NaCl, and 5% glycerol.