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Characterization of PDGF-B HSPNP. A, The size of small HSP 16.5 NPs (HSPNPs) and PDGF-B modified HSPNPs (PDGF-B HSPNPs), determined using dynamic light scattering. B, Immunoblot analyses for Akt, phospho-Akt, and β-actin in cultured human brain vascular pericyte cells treated with PBS, HSPNPs, PDGF-BB, and PDGF-B HSPNPs. β-Actin was used as the loading control. d: diameter.
